SKU:
Plug Color Configuration
Natural 316L stainless steel shell (passivated); black chloroprene rubber insulator face; gold‑plated brass pin or socket contacts; nitrile O‑rings; stainless steel coupling nut
Main parameters
Model code: HYSF 55R1‑1508‑0002 (Metal Shell 55 Series, R1 style receptacle, hybrid contact configuration)
Contact configuration: hybrid – likely 15 power/signal contacts + 8 coaxial / high‑speed data or Ethernet contacts (mixed layout)
Depth rating: 6000 meters (19685 ft) – full subsea operation
Contact resistance: <0.01Ω (power) / <0.015Ω (coaxial)
Insulation resistance: >200 MΩ
Electrical specification: 500V @ 6‑10A per power contact; 300V @ 1‑3A for signal
Transmission rating (if coaxial/Ethernet): up to 1 Gbit/s
Temperature rating: -4°C to +60°C (working)
Mating cycles: >500 wet or dry mate (with Molykote 44 grease)
Typical applications: ROV tether junctions, subsea data acquisition systems, underwater video and sensor hybrids, deep‑sea observatories
Material parameters
Connector shell: 316L stainless steel (standard); titanium (Ti‑6Al‑4V) optional
Insulator face: chloroprene rubber (neoprene) – rugged, dielectric, seawater compatible
Contacts: gold‑plated brass (pins or sockets)
Coupling nut & locking sleeve: stainless steel (316L)
O‑rings: nitrile (NBR) 70 Shore A – seawater and hydraulic fluid resistant
Snap ring: stainless steel (if present in receptacle)
Dimension & Thread Specifications
Overall length (L): 72.3 mm (from mating face to rear end, excluding cable or pigtail)
Body outer diameter: per 55 series standard – approx. 25‑35 mm (refer to catalog drawing for exact OD)
Mounting style: bulkhead (panel mount) or inline (plug) depending on R1 designation
Mounting thread (typical): metric – M20×1.5, M25×1.5, or M30×1.5 (per 55 series)
Panel cutout diameter: refer to HYSF 55 series recommended hole size
Rear termination: pigtail leads (standard 0.5m, 1mm² or 0.5mm² per contact) or PCB termination
Recommended torque: per HYSF torque table for 55 series stainless steel (approx. 40‑60 Nm)
All dimensions in mm – 1 inch = 25.4 mm
Cable Length (Standard): 1.0m (Inline) / 0.3m (Bulkhead)
Customization: Cable length, mounting threads, and electrical ratings available upon request.
✅ ROVs & AUVs: Thruster connections and tether management.
✅ Underwater Cameras: Video signal transmission.
✅ Sensors & Instrumentation: CTD, Sonar, and Hydrophones.
✅ Diving Equipment: Diver communication systems.
✅ Offshore Energy: Oil & Gas subsea control modules.

Chief Technical Officer
jason@hysfsubsea.com
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