Underwater Communication & Network

Connectors for Underwater Communication and Network Systems

Underwater communication infrastructure -- subsea fiber optic repeaters, acoustic modem networks, seafloor observatory nodes, and offshore communication hubs -- demands connectors that deliver both electrical power and high-bandwidth data with zero in-service failures over multi-year deployments. RV Power Group manufactures subsea Ethernet, hybrid opto-electric, and coaxial connectors designed for subsea communication networks.

Subsea Communication Network Connection Points

System Connector Requirement RV Power Group Series
Seafloor Observatory Node High-pin-count Ethernet + power Ethernet + Hybrid Opto-Electric
Acoustic Modem Transducer Low-loss RF / coaxial Underwater Coaxial (RF) Series
Subsea Fiber Optic Branching Unit Multi-fiber hybrid connector Hybrid Opto-Electric Series
Underwater WiFi / LTE Gateway Ethernet + power, compact Subsea Ethernet Series
ROV Tether Termination (high-speed) GigE + power in single connector Hybrid Opto-Electric Series
Subsea Control / Navigation Computer Multi-contact power + RS-232/485/CAN Micro Circular Series

Data Transmission Performance

  • Subsea Ethernet connectors: Rated for 100BASE-TX (100 Mbps) and IEEE 802.3ab (GigE) with insertion loss <0.5 dB at 250 MHz
  • Coaxial connectors: 50-ohm or 75-ohm impedance, VSWR <1.3:1 to 1 GHz, for acoustic modem and sonar transducer connections
  • Fiber optic hybrid connectors: Single-mode (9/125 micron) or multimode (50/125 micron) fibers, insertion loss <0.5 dB, return loss >40 dB

Compatible Product Series

  • Subsea Ethernet & Data Connectors (8-pin, 13-pin, GigE)
  • Subsea Hybrid Opto-Electric Connectors
  • Underwater Coaxial (RF) Connectors
  • Micro Circular Connectors (control signals)
  • Split-Type Connectors & Penetrators (housing bulkheads)

Contact [email protected] to discuss subsea communication network connector requirements.

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