HYSF Metal Shell 55 Series Connector | 3-8 Pin Underwater Metal Shell Connector

Product Series

（100% SubConn、Seacon and Burton Compatible）

HYSF Metal Shell 55 Series Connector 3-8 Pin Underwater Metal Shell Connector

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（Click on the image to enlarge）

1. Drawing information

Dimensions in mm (1 mm = 0.03937 inch)
Threads in inches (1 inch = 25.4 mm)

2. Plug Color Configuration

Robust stainless steel metal shell in natural silver finish with black molded insulator. O-rings: Black Nitrile (standard), optional blue or green for easy underwater mating identification. Inline cable jacket in standard black. Custom cable colors, marking, and boot colors available upon request.

3. Main parameters

HYSF Metal Shell 55 Series Connector | 3-8 Pin Underwater Metal Shell Connector | IE55 / 55 Series Subsea Bulkhead Connector | Burton Compatible Metal Shell 55 Series

Contacts: 3, 4, 5, 6, 7, 8 pins
Depth Rating: 6000 meters
Matings: >500 cycles
Electrical Specification: 300V / 3–10 Amp
Contact Resistance: <0.010 Ω
Insulation Resistance: >200 MΩ
Temperature Rating: -4°C to +60°C
Design: Heavy-duty metal shell for superior mechanical strength and pressure resistance
Compatibility: Fully interchangeable with Burton Metal Shell 55 Series
Custom Options: Single/Double O-ring, right-angle, flange mount, extended thread, custom cable lengths

4. Material & Installation Requirements

Connector Shell: 316L Stainless Steel (standard) or Titanium (optional for lightweight & extreme corrosion resistance)
Insulator: High-performance polymer
Contacts: Gold plated brass
O-Rings: Nitrile (standard) or Viton/FKM
Nuts & Washers: Stainless Steel

5. Dimension & Thread Specifications

55A1-1508: Compact male, Length 33.5 mm
5507-1500: Bulkhead receptacle, Length 31.5 mm
5501-1508-0002 / 5502-1508-0002: Inline cable versions, Length 77–78.3 mm, Ø27.5 mm
5507-1508-0001: Bulkhead with 5/8″-18 UNF-2A thread, O-Ring 2-116
5506-1508-0001: Panel mount receptacle, Flange 25.4 × 25.4 mm (4× Ø5.6 mm holes)
55R1-1508-0002: Right-angle version, compact 90° design

BCR Face View Available in 3 to 8 contact configurations.

HYSF Metal Shell 55 Series (3–8 Contacts) connectors feature a rugged stainless steel shell designed for the most demanding subsea environments. These durable metal connectors provide excellent EMI shielding, mechanical protection, and long-term reliability for ROVs, AUVs, underwater cameras, sensors, sonar systems, and offshore instrumentation.

Fully customizable – stainless steel or titanium construction, single or double O-ring, right-angle or flange mount options, extended threads, custom cable lengths, and exact dimensional matching to Burton specifications.

Face view

Contact

Jason Liu

Chief Technical Officer

HYSF Subsea

jason@hysfsubsea.com

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Whether you need a quick quote for standard connectors or a complex custom cable assembly, our engineering team is ready to assist. Expect a technical response within 12 hours.

John Zhang

CEO

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