• DLPBH9M Underwater Connector Ethernet Low Profile Series Bulkhead Connector 9 Pin Contact Male
  • DLPBH9M Underwater Connector Ethernet Low Profile Series Bulkhead Connector 9 Pin Contact Male

DLPBH9M Underwater Connector Ethernet Low Profile Series Bulkhead Connector 9 Pin Contact Male

DLPBH9M 9-contact SubConn Compatible underwater Ethernet connector, 1 Gbit/s up to 75 m, 600 bar pressure tested, >500 wet matings.
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DLPBH9M Ethernet Low Profile Bulkhead Connector — Overview

The DLPBH9M is a 9-contact SubConn Compatible low-profile Ethernet bulkhead subsea connector, male (pins) face, dedicated to Gigabit Ethernet. Four twisted pairs are routed through a reconfigured gold-plated contact set that maximises data flow while eliminating cross-talk and noise, sustaining 1 Gbit/s up to 75 m.

9 Contacts 1 Gbit/s / 75 m 250 V Data 600 bar Open Face 500+ Wet Matings SubConn Compatible IP68

Key Design Features

  • True Gigabit Ethernet: 1 Gbit/s up to 75 m with CAT 5E type conductors and controlled-impedance contact geometry.
  • Wet-mateable: connect and disconnect underwater; the design eliminates cross-talk and noise in the mated face.
  • SubConn Compatible: same face geometry and thread as the SubConn Ethernet series, so it retrofits existing panels without re-machining.
  • Gold-plated contacts: female sockets in gold-plated brass UNS-C36000, male contacts in gold-plated beryllium copper for repeatable low-resistance connection.
  • CAT 5E leads: bulkheads supplied with CAT 5E patch leads (RJ45 included, not installed); inline versions moulded on 3.3 ft (100 cm) 4-pair PUR cable.
  • Depth qualified: pressure tested to 600 bar / 8,700 psi open face.

Technical Specifications

Parameter Specification
Model DLPBH9M
Contact count 9 contacts (4 Ethernet twisted pairs + 1 screen)
Gender Male (pins)
Mounting Bulkhead (panel mount), 1/2-20 UNF-2A
Voltage rating 250 V DC/AC rms (Ethernet contacts)
Current rating 1 Gbit/s data line
Data rate 1 Gbit/s (up to 75 m cable)
Insulation resistance > 200 MΩ
Contact resistance < 0.01 Ω
Wet mating cycles > 500
Operating temperature (water) -4 °C to +60 °C (+25 to +140 °F)
Operating temperature (air) -40 °C to +60 °C (-40 to +140 °F)
Storage temperature -40 °C to +60 °C (-40 to +140 °F)
Qualified pressure (open face, unmated) 600 bar / 8,700 psi
Pressure rating (PEEK body option) 300 bar / 4,350 psi
Mounting thread 1/2-20 UNF-2A

Materials

Parameter Specification
Connector body Chloroprene rubber
Bulkhead shell Brass / 316L stainless steel / Titanium / Anodised aluminium / PEEK (options)
Contacts Female sockets: gold-plated brass UNS-C36000; male contacts: gold-plated beryllium copper
O-rings Nitrile
Locking straps Chloroprene rubber

Cable & Termination

Parameter Specification
Inline cable (3.3 ft / 100 cm) 4-pair 24 AWG (0.20 mm²) PUR, CAT 5E type, tinned copper braid screen
Bulkhead leads (3.3 ft / 100 cm) CAT 5E patch cable incl. RJ 45 connector (supplied not installed)
Wire colour code 1-2 Brown, Brown/white • 3-4 Blue, Blue/white • 5-6 Orange, Orange/white • 7-8 Green, Green/white • 9 Screen (black wire on bulkhead)
Termination note Standard RJ45 cannot be mounted on the inline cable; use an RJ45 Phoenix connector or equivalent on the surface side.

Mating & Compatibility

Parameter Specification
Mates with DLPIL9F (in-line female)
Dummy connector DLPDC9F
Interchangeability SubConn Compatible — SubConn Ethernet / Power Ethernet series; also interchangeable with equivalent underwater Ethernet connectors

Typical Applications

ROV and ROTV Ethernet links, HD underwater camera and video systems, sonar data streams, oceanographic instrumentation, offshore energy and defence systems, and underwater control networks.

Notes for Selection

This is a dedicated data connector rated 250 V DC/AC rms; it does not carry separate power. For combined power and Ethernet in one interface, use the 13-contact Power Ethernet variant.

Custom configurations available Bulkhead shell material (brass / 316L stainless steel / titanium / anodised aluminium / PEEK), thread and lead lengths, cable assemblies in 1, 2 and 5 m and custom harnesses can be specified to order. Certified pressure test certificates available on request. Send us your drawing or mating requirement for a quotation.