Reliable Connectivity for the World's Most Demanding Underwater Environments
From 7,000m deep-sea exploration to offshore renewable energy, HYSF delivers precision-engineered connector solutions tailored to your industry’s specific challenges.

ROV & AUV Connectivity Solutions
Focus: Compact design, high reliability, and power/data integration.
Pain Point Solved: “Minimizing weight and footprint while ensuring uninterrupted signal for remote piloting.”
Featured Product: Miniature Series (2-25 Cores).
- Space Optimization: Our high-density Miniature Series (up to 25 cores) significantly reduces the footprint of electronics pods, allowing more room for critical mission payloads.
- Seamless Integration: Fully intermateable with industry standards, ensuring easy replacement and upgrades for existing ROV platforms like Blue Robotics or VideoRay.
- High-Speed Data Integrity: Engineered for zero-latency signal transmission, supporting 4K real-time video feeds and complex autonomous navigation data.
Subsea Sensor & Instrumentation
Focus: Signal integrity and precise data transmission.
Pain Point Solved: “Ultra-stable connections for sonar, flow meters, and environmental monitoring sensors.”
Featured Product: Micro Series & Ethernet Compatible Connectors.
- Ultra-Low Signal Interference: Specialized shielding and gold-plated contacts ensure precise data transmission for sensitive sonar, flow meters, and seismic sensors.
- Long-Term Deployment Stability: Engineered with high-grade Neoprene and 316L housing to prevent signal drift during multi-year environmental monitoring missions.
- Micro-Scale Versatility: The Micro Series provides reliable Ethernet-compatible connectivity for the smallest sensor enclosures without compromising pressure ratings.


Offshore Oil & Gas Equipment
Focus: High pressure and extreme durability.
Pain Point Solved: “Corrosion-resistant interconnects designed for long-term deployment in drilling and pipeline monitoring.”
Featured Product: High Current Series & Stainless Steel 316L Bulkheads.
- Extreme Pressure Resistance: Rigorously tested to withstand the brutal pressures of deep-sea drilling, rated for operations at depths of 7,000 meters and beyond.
- Superior Corrosion Defiance: Utilizing 316L Stainless Steel and Titanium housings to resist harsh saltwater and chemical exposure in pipeline monitoring.
- High-Power Capability: Our High Current Series supports the heavy power demands of subsea valves, pumps, and specialized exploration tools.
Oceanographic Research & Exploration
Focus: Depth rating and versatility.
Pain Point Solved: “Pressure-tested solutions up to 7,000 meters for deep-sea landers and sampling equipment.”
Featured Product: Standard Series & Titanium Housing Options.
- Full-Depth Reliability: Specifically designed for deep-ocean landers and sampling gear, matching the rigorous standards of global research institutes like WHOI.
- Modular Flexibility: A wide range of Bulkhead and Cable configurations allows researchers to quickly adapt instruments for different mission requirements.
- Cost-Efficient Excellence: High-performance "Made-in-China" quality that fits tight academic and institutional budgets without sacrificing deep-sea safety.


Underwater Camera & Lighting Systems
Focus: Ease of use and high-speed data.
Pain Point Solved: “Plug-and-play L-shaped connectors for tight-fitting camera enclosures and high-definition video feeds.”
Featured Product: L-shaped (90-degree) Miniature Connectors.
- Zero-Strain Cabling: Our signature L-shaped (90-degree) connectors solve the problem of cable bending and fatigue in tight-fitting camera and LED housings.
- Plug-and-Play Simplicity: Designed for rapid field mating and unmating, reducing downtime during critical underwater filming or inspection tasks.
- Crystal-Clear Feed: Optimized for high-bandwidth data transmission, supporting high-definition video and high-intensity strobe synchronization.
Offshore Wind & Renewable Energy
Focus: Long-term salt-spray resistance and cost-efficiency.
Pain Point Solved: “Rugged interconnects for tidal turbines and offshore wind cable monitoring systems.”
Featured Product: Custom Cable Assemblies & Heavy Duty Connectors.
- Harsh Environment Durability: Engineered to withstand constant vibration and salt-spray exposure common in tidal turbines and offshore wind platforms.
- Scalable Customization: We offer Custom Cable Assemblies tailored to specific cable lengths and shielding needs for large-scale renewable energy grids.
- Low Maintenance Costs: Robust sealing technology and durable materials minimize the need for expensive offshore technical interventions and repairs.

Proven Solutions in the Field
A showcase of our successful collaborations with global marine robotics, energy, and research partners. Every project reflects our commitment to zero-leak integrity and operational reliability.
Start Your Subsea Project with HYSF
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
- info@hysfsubsea.com
- +86 13942853869




- Our team will answer your inquiries within 12 hours.
- Your information will be kept strictly confidential.