Circular Series

Underwater connectors for power and signal, with inline and bulkhead configurations. Cable assemblies can be tailored to your installation.

MARE connector specifications · 2–25 contacts

Rated voltage: 600 V DC/AC
Insulation resistance: > 200 MΩ
Contact resistance: < 0.01 Ω

Materials & operating conditions

Materials & mechanical

Connector body: Chloroprene rubber
Bulkhead body options: Brass C36000 / 316L stainless steel / TC4 titanium / anodised aluminium 7075
O-ring: Nitrile rubber
Locking sleeve: POM or stainless steel
Mating cycles: ≥ 500

Environment

Catalogue pressure level: 140 MPa
Operating temperature · water: −4 to +60 °C
Operating temperature · air: −40 to +60 °C
Storage temperature: −40 to +60 °C

Products

Mini circular

FemaleILM1F

MaleILM1M

Mini inline connector

Technical specifications

Parameter	Female ILM1F	Male ILM1M
Number of Contacts	1
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	10 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	18 AWG, 0.82 mm² synthetic rubber
Connector Style	Circular Female — Mini	Circular Male — Mini

2 / 3 / 4 / 5 contacts

FemaleBH2F

MaleBH2M

2-contact bulkhead connector

Technical specifications

Parameter	Female BH2F	Male BH2M
Number of Contacts	2
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	20 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	16 AWG, 1.31 mm² synthetic rubber
Connector Style	Circular Female — Bulkhead	Circular Male — Bulkhead

FemaleIL2F

MaleIL2M

2-contact inline connector

Technical specifications

Parameter	Female IL2F	Male IL2M
Number of Contacts	2
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	20 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	16 AWG, 1.31 mm² synthetic rubber
Connector Style	Circular Female — In-Line	Circular Male — In-Line

View specifications

FemaleBH3F

MaleBH3M

3-contact bulkhead connector

Technical specifications

Parameter	Female BH3F	Male BH3M
Number of Contacts	3
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	30 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	16 AWG, 1.31 mm² synthetic rubber
Connector Style	Circular Female — Bulkhead	Circular Male — Bulkhead

FemaleIL3F

MaleIL3M

3-contact inline connector

Technical specifications

Parameter	Female IL3F	Male IL3M
Number of Contacts	3
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	30 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	16 AWG, 1.31 mm² synthetic rubber
Connector Style	Circular Female — In-Line	Circular Male — In-Line

FemaleBH4F

MaleBH4M

4-contact bulkhead connector

Technical specifications

Parameter	Female BH4F	Male BH4M
Number of Contacts	4
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	30 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	16 AWG, 1.31 mm² synthetic rubber
Connector Style	Circular Female — Bulkhead	Circular Male — Bulkhead

FemaleIL4F

MaleIL4M

4-contact inline connector

Technical specifications

Parameter	Female IL4F	Male IL4M
Number of Contacts	4
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	30 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	16 AWG, 1.31 mm² synthetic rubber
Connector Style	Circular Female — In-Line	Circular Male — In-Line

FemaleBH5F

MaleBH5M

5-contact bulkhead connector

Technical specifications

Parameter	Female BH5F	Male BH5M
Number of Contacts	5
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	30 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	18 AWG, 0.82 mm² synthetic rubber
Connector Style	Circular Female — Bulkhead	Circular Male — Bulkhead

FemaleIL5F

MaleIL5M

5-contact inline connector

Technical specifications

Parameter	Female IL5F	Male IL5M
Number of Contacts	5
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	30 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	18 AWG, 0.82 mm² synthetic rubber
Connector Style	Circular Female — In-Line	Circular Male — In-Line

Accessories

FemaleDC2F

MaleDC2M

2-contact dummy connectors

Technical specifications

Parameter	Female DC2F	Male DC2M
Protected Connector Face	2-contact Circular Male (pin or socket face)	2-contact Circular Female (pin or socket face)
Equivalent Pressure Rating	1,400 Bar / 20,300 psi (pressure balanced)
Open-Face Pressure	800 Bar / 11,600 psi
Deployment Cycles	> 500
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Body Material	Chloroprene rubber
Snap Ring	Stainless steel AISI 302 (colour-coded)
Locking Sleeve	POM or stainless steel
Compatible Connectors	2-contact SubConn® Circular IL, BH, OM series (Male face)	2-contact SubConn® Circular IL, BH, OM series (Female face)

FemaleDC3F

MaleDC3M

3-contact dummy connectors

Technical specifications

Parameter	Female DC3F	Male DC3M
Protected Connector Face	3-contact Circular Male (pin or socket face)	3-contact Circular Female (pin or socket face)
Equivalent Pressure Rating	1,400 Bar / 20,300 psi (pressure balanced)
Open-Face Pressure	800 Bar / 11,600 psi
Deployment Cycles	> 500
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Body Material	Chloroprene rubber
Snap Ring	Stainless steel AISI 302 (colour-coded)
Locking Sleeve	POM or stainless steel
Compatible Connectors	3-contact SubConn® Circular IL, BH, OM series (Male face)	3-contact SubConn® Circular IL, BH, OM series (Female face)

FemaleDC4F

MaleDC4M

4-contact dummy connectors

Technical specifications

Parameter	Female DC4F	Male DC4M
Protected Connector Face	4-contact Circular Male (pin or socket face)	4-contact Circular Female (pin or socket face)
Equivalent Pressure Rating	1,400 Bar / 20,300 psi (pressure balanced)
Open-Face Pressure	800 Bar / 11,600 psi
Deployment Cycles	> 500
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Body Material	Chloroprene rubber
Snap Ring	Stainless steel AISI 302 (colour-coded)
Locking Sleeve	POM or stainless steel
Compatible Connectors	4-contact SubConn® Circular IL, BH, OM series (Male face)	4-contact SubConn® Circular IL, BH, OM series (Female face)

FemaleDC5F

MaleDC5M

5-contact dummy connectors

Technical specifications

Parameter	Female DC5F	Male DC5M
Protected Connector Face	5-contact Circular Male (pin or socket face)	5-contact Circular Female (pin or socket face)
Equivalent Pressure Rating	1,400 Bar / 20,300 psi (pressure balanced)
Open-Face Pressure	800 Bar / 11,600 psi
Deployment Cycles	> 500
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Body Material	Chloroprene rubber
Snap Ring	Stainless steel AISI 302 (colour-coded)
Locking Sleeve	POM or stainless steel
Compatible Connectors	5-contact SubConn® Circular IL, BH, OM series (Male face)	5-contact SubConn® Circular IL, BH, OM series (Female face)

MARE catalogue drawings & supporting parts

FemaleRT-IL2F

MaleRT-IL2M

2-contact inline connector

FemaleRT-BH2F

MaleRT-BH2M

2-contact bulkhead connector

FemaleRT-OM2F

MaleRT-OM2M

OM connectors

ART-OMBA

BRT-OMBB

OMBA / OMBB

FemaleRT-DC2F

MaleRT-DC2M

DC2 dummy connectors

FemaleRT-DLSA-F

MaleRT-DLSA-M

DLSA locking sleeves

Dimensions, wiring & cable data · 2 / 3 / 4 / 5

Inline cable: 60 cm. Bulkhead leads: 30 cm, white PTFE. Electrical values apply to connectors, not accessories.

Scroll sideways to view all cable specifications.

Contacts	Current / contact	Inline waterproof cable	Bulkhead leads	Cable OD	Outer sheath
2	10 A	16 AWG · 1.31 mm² · 60 cm	18 AWG · 0.82 mm² · white PTFE · 30 cm	9.3 mm	Chloroprene rubber outer sheath
3	10 A	16 AWG · 1.31 mm² · 60 cm	18 AWG · 0.82 mm² · white PTFE · 30 cm	9.8 mm	Chloroprene rubber outer sheath
4	10 A	16 AWG · 1.31 mm² · 60 cm	18 AWG · 0.82 mm² · white PTFE · 30 cm	10.4 mm	Chloroprene rubber outer sheath
5	10 A	18 AWG · 0.82 mm² · 60 cm	18 AWG · 0.82 mm² · white PTFE · 30 cm	11.8 mm	Chloroprene rubber outer sheath

Wire colours by contact count

2 contacts: 1: Black · 2: White
3 contacts: 1: Black · 2: White · 3: Red
4 contacts: 1: Black · 2: White · 3: Red · 4: Green
5 contacts: 1: Black · 2: White · 3: Red · 4: Green · 5: Orange

Original specifications and drawings — 2 / 3 / 4 / 5 contacts · 20 — Catalogue page 20 English

Original specifications and drawings — 2 / 3 / 4 / 5 contacts · 21 — Catalogue page 21 English

Original specifications and drawings — 2 / 3 / 4 / 5 contacts · 22 — Catalogue page 22 English

Open catalogue · 2 / 3 / 4 / 5 contacts Wiring & cable colour codes · PDF, English

6 / 8 / 10 contacts

FemaleBH6F

MaleBH6M

6-contact bulkhead connector

Technical specifications

Parameter	Female BH6F	Male BH6M
Number of Contacts	6
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	50 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	16 AWG, 1.31 mm² synthetic rubber
Connector Style	Circular Female — Bulkhead	Circular Male — Bulkhead

FemaleIL6F

MaleIL6M

6-contact inline connector

Technical specifications

Parameter	Female IL6F	Male IL6M
Number of Contacts	6
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	50 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	16 AWG, 1.31 mm² synthetic rubber
Connector Style	Circular Female — In-Line	Circular Male — In-Line

FemaleBH8F

MaleBH8M

8-contact bulkhead connector

Technical specifications

Parameter	Female BH8F	Male BH8M
Number of Contacts	8
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	50 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	16 AWG, 1.31 mm² synthetic rubber
Connector Style	Circular Female — Bulkhead	Circular Male — Bulkhead

FemaleIL8F

MaleIL8M

8-contact inline connector

Technical specifications

Parameter	Female IL8F	Male IL8M
Number of Contacts	8
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	50 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	16 AWG, 1.31 mm² synthetic rubber
Connector Style	Circular Female — In-Line	Circular Male — In-Line

FemaleBH10F

MaleBH10M

10-contact bulkhead connector

Technical specifications

Parameter	Female BH10F	Male BH10M
Number of Contacts	10
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	50 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	18 AWG, 0.82 mm² synthetic rubber
Connector Style	Circular Female — Bulkhead	Circular Male — Bulkhead

FemaleIL10F

MaleIL10M

10-contact inline connector

Technical specifications

Parameter	Female IL10F	Male IL10M
Number of Contacts	10
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	50 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	18 AWG, 0.82 mm² synthetic rubber
Connector Style	Circular Female — In-Line	Circular Male — In-Line

Accessories

FemaleDC6F

MaleDC6M

6-contact dummy connectors

Technical specifications

Parameter	Female DC6F	Male DC6M
Contact Positions	6
Type	Dummy Connector (Protective Cap)
Gender	Female	Male
Design Depth	1,400 Bar / 20,300 psi (mated)
Open Face Pressure Test	800 Bar / 11,600 psi
Body Material	Chloroprene rubber
Contact Material	Gold-plated brass
Operating Temperature	-40°C to +60°C
Compatible With	All 6-contact circular series BH and IL connectors

FemaleDC8F

MaleDC8M

8-contact dummy connectors

Technical specifications

Parameter	Female DC8F	Male DC8M
Contact Positions	8
Type	Dummy Connector (Protective Cap)
Gender	Female	Male
Design Depth	1,400 Bar / 20,300 psi (mated)
Open Face Pressure Test	800 Bar / 11,600 psi
Body Material	Chloroprene rubber
Contact Material	Gold-plated brass
Operating Temperature	-40°C to +60°C
Compatible With	All 8-contact circular series BH and IL connectors

FemaleDC10F

MaleDC10M

10-contact dummy connectors

Technical specifications

Parameter	Female DC10F	Male DC10M
Contact Positions	10
Type	Dummy Connector (Protective Cap)
Gender	Female	Male
Design Depth	1,400 Bar / 20,300 psi (mated)
Open Face Pressure Test	800 Bar / 11,600 psi
Body Material	Chloroprene rubber
Contact Material	Gold-plated brass
Operating Temperature	-40°C to +60°C
Compatible With	All 10-contact circular series BH and IL connectors

MARE catalogue drawings & supporting parts

FemaleRT-IL6F

MaleRT-IL6M

6-contact inline connector

FemaleRT-BH6F

MaleRT-BH6M

6-contact bulkhead connector

FemaleRT-PBOF10F

MaleRT-PBOF10M

PBOF connectors

FemaleRT-DC10F

MaleRT-DC10M

DC10 dummy connectors

FemaleRT-DLSB-F

MaleRT-DLSB-M

DLSB locking sleeves

Dimensions, wiring & cable data · 6 / 8 / 10

Inline cable: 60 cm. Bulkhead leads: 30 cm, white PTFE. Electrical values apply to connectors, not accessories.

Scroll sideways to view all cable specifications.

Contacts	Current / contact	Inline waterproof cable	Bulkhead leads	Cable OD	Outer sheath
6	10 A	16 AWG · 1.31 mm² · 60 cm	18 AWG · 0.82 mm² · white PTFE · 30 cm	13.2 mm	Chloroprene rubber outer sheath
8	10 A	16 AWG · 1.31 mm² · 60 cm	18 AWG · 0.82 mm² · white PTFE · 30 cm	14.1 mm	Chloroprene rubber outer sheath
10	10 A	18 AWG · 0.82 mm² · 60 cm	18 AWG · 0.82 mm² · white PTFE · 30 cm	15.4 mm	Chloroprene rubber outer sheath

Wire colours by contact count

6 contacts: 1: Black · 2: White · 3: Red · 4: Green · 5: Orange · 6: Blue
8 contacts: 1: Black · 2: White · 3: Red · 4: Green · 5: Orange · 6: Blue · 7: White-Black · 8: Red-Black
10 contacts: 1: Black · 2: White · 3: Red · 4: Green · 5: Orange · 6: Blue · 7: White-Black · 8: Red-Black · 9: Green-Black · 10: Orange-Black

Original specifications and drawings — 6 / 8 / 10 contacts · 23 — Catalogue page 23 English

Original specifications and drawings — 6 / 8 / 10 contacts · 24 — Catalogue page 24 English

Open catalogue · 6 / 8 / 10 contacts Wiring & cable colour codes · PDF, English

12 / 16 / 25 contacts

FemaleBH12F

MaleBH12M

12-contact bulkhead connector

Technical specifications

Parameter	Female BH12F	Male BH12M
Number of Contacts	12
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	60 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	18 AWG, 0.82 mm² synthetic rubber
Connector Style	Circular Female — Bulkhead	Circular Male — Bulkhead

FemaleIL12F

MaleIL12M

12-contact inline connector

Technical specifications

Parameter	Female IL12F	Male IL12M
Number of Contacts	12
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	60 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	18 AWG, 0.82 mm² synthetic rubber
Connector Style	Circular Female — In-Line	Circular Male — In-Line

FemaleBH16F

MaleBH16M

16-contact bulkhead connector

Technical specifications

Parameter	Female BH16F	Male BH16M
Number of Contacts	16
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	60 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	18 AWG, 0.82 mm² synthetic rubber
Connector Style	Circular Female — Bulkhead	Circular Male — Bulkhead

FemaleIL16F

MaleIL16M

16-contact inline connector

Technical specifications

Parameter	Female IL16F	Male IL16M
Number of Contacts	16
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A
Maximum Current (connector)	60 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	18 AWG, 0.82 mm² synthetic rubber
Connector Style	Circular Female — In-Line	Circular Male — In-Line

FemaleBH25F

MaleBH25M

25-contact bulkhead connector

Technical specifications

Parameter	Female BH25F	Male BH25M
Number of Contacts	25
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A (power) / 5 A (signal)
Maximum Current (connector)	60 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	3 × 18 AWG, 0.82 mm² + 22 × 20 AWG, 0.52 mm² polyurethane
Connector Style	Circular Female — Bulkhead	Circular Male — Bulkhead

FemaleIL25F

MaleIL25M

25-contact inline connector

Technical specifications

Parameter	Female IL25F	Male IL25M
Number of Contacts	25
Rated Voltage	600 V DC/AC rms
Rated Current (per contact)	10 A (power) / 5 A (signal)
Maximum Current (connector)	60 A
Insulation Resistance	> 200 MΩ
Contact Resistance	< 10 mΩ per contact (< 0.01 Ω)
Qualified Pressure — Mated	1,400 Bar / 20,300 psi
Qualified Pressure — Open Face	800 Bar / 11,600 psi
PEEK Variant Depth Rating	300 Bar / 4,350 psi (~3,000 m)
Wet Mating Cycles	> 500 cycles in seawater
Operating Temperature (water)	−4 °C to +60 °C
Operating Temperature (air)	−40 °C to +60 °C
Storage Temperature	−40 °C to +60 °C
Contact Material	Female sockets in gold-plated brass UNS-C36000	Male contacts in gold-plated brass UNS-C36000
Connector Body	Chloroprene rubber
Bulkhead Body Options	Brass, 316L stainless steel, titanium, anodised aluminium, PEEK
O-Ring Material	Nitrile
Snap Rings	Stainless steel AISI 302
Locking Sleeves	POM or stainless steel
Inline Cable	3 × 18 AWG, 0.82 mm² + 22 × 20 AWG, 0.52 mm² polyurethane
Connector Style	Circular Female — In-Line	Circular Male — In-Line

Accessories

FemaleDC12F

MaleDC12M

12-contact dummy connectors

Technical specifications

Parameter	Female DC12F	Male DC12M
Contact Positions	12
Type	Dummy Connector (Protective Cap)
Gender	Female	Male
Design Depth	1,400 Bar / 20,300 psi (mated)
Open Face Pressure Test	800 Bar / 11,600 psi
Body Material	Chloroprene rubber
Contact Material	Gold-plated brass
Operating Temperature	-40°C to +60°C
Compatible With	All 12-contact circular series BH and IL connectors

FemaleDC16F

MaleDC16M

16-contact dummy connectors

Technical specifications

Parameter	Female DC16F	Male DC16M
Contact Positions	16
Type	Dummy Connector (Protective Cap)
Gender	Female	Male
Design Depth	1,400 Bar / 20,300 psi (mated)
Open Face Pressure Test	800 Bar / 11,600 psi
Body Material	Chloroprene rubber
Contact Material	Gold-plated brass
Operating Temperature	-40°C to +60°C
Compatible With	All 16-contact circular series BH and IL connectors

FemaleDC25F

MaleDC25M

25-contact dummy connectors

Technical specifications

Parameter	Female DC25F	Male DC25M
Contact Positions	25
Type	Dummy Connector (Protective Cap)
Gender	Female	Male
Design Depth	1,400 Bar / 20,300 psi (mated)
Open Face Pressure Test	800 Bar / 11,600 psi
Body Material	Chloroprene rubber
Contact Material	Gold-plated brass
Operating Temperature	-40°C to +60°C
Compatible With	All 25-contact circular series BH and IL connectors

MARE catalogue drawings & supporting parts

FemaleRT-IL12F

MaleRT-IL12M

12-contact inline connector

FemaleRT-BH12F

MaleRT-BH12M

12-contact bulkhead connector

FemaleRT-DC25F

MaleRT-DC25M

DC25 dummy connectors

FemaleRT-DLSC-F

MaleRT-DLSC-M

DLSC locking sleeves

Dimensions, wiring & cable data · 12 / 16 / 25

Inline cable: 60 cm. Bulkhead leads: 30 cm, white PTFE. Electrical values apply to connectors, not accessories.

Scroll sideways to view all cable specifications.

Contacts	Current / contact	Inline waterproof cable	Bulkhead leads	Cable OD	Outer sheath
12	10 A	18 AWG · 0.82 mm² · 60 cm	18 AWG · 0.82 mm² · white PTFE · 30 cm	15.4 mm	Chloroprene rubber outer sheath
16	10 A	18 AWG · 0.82 mm² · 60 cm	18 AWG · 0.82 mm² · white PTFE · 30 cm	17.9 mm	Chloroprene rubber outer sheath
25	3 power: 10 A / core; 22 signal: 5 A / core	3 power: 18 AWG · 0.82 mm²; 22 signal: 22 AWG · 0.32 mm² · 60 cm	3 power: 18 AWG · 0.82 mm² · white PTFE; 22 signal: 22 AWG · 0.32 mm² · white PTFE · 30 cm	13.5 mm	Confirm jacket construction

Wire colours by contact count

12 contacts: 1: Black · 2: White · 3: Red · 4: Green · 5: Orange · 6: Blue · 7: White-Black · 8: Red-Black · 9: Green-Black · 10: Orange-Black · 11: Blue-Black · 12: Black-White
16 contacts: 1: Black · 2: White · 3: Red · 4: Green · 5: Orange · 6: Blue · 7: White-Black · 8: Red-Black · 9: Green-Black · 10: Orange-Black · 11: Blue-Black · 12: Black-White · 13: Red-White · 14: Green-White · 15: Blue-White · 16: Black-Red
25 contacts: Confirm the 25-contact wiring schedule for your assembly.

Original specifications and drawings — 12 / 16 / 25 contacts · 25 — Catalogue page 25 English

Original specifications and drawings — 12 / 16 / 25 contacts · 26 — Catalogue page 26 English

Original specifications and drawings — 12 / 16 / 25 contacts · 27 — Catalogue page 27 English

Open catalogue · 12 / 16 / 25 contacts Wiring & cable colour codes · PDF, English

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