Engineered for extreme submersible missions, the 21700 43.2V 4Ah Li – ion Battery Pack for Special Underwater Equipment delivers high – pressure resilience, 4000mAh endurance, and 43.2V stable power. As a critical Battery Pack for Special Underwater Equipment, it integrates 21700 cells, multi – layer safety, and wide temp tolerance—ideal for ROVs, underwater drones, and deep – sea exploration systems.
Nominal Voltage:43.2V
Rated Capacity:4000mAh
Dimension:145×78×63mm
Charge Voltage:50.4V
Charge Current:2A
Discharge Current:10A
Discharge Cut-off Voltage:30V
Weight:1150g
Operating Temperature:-20~55℃
Application:Underwater equipment
The 43.2V 4Ah Li – ion Battery Pack for Special Underwater Equipment ensures:
- “43.2V Stable Output: Drives ROV thrusters, sonar systems, and underwater camera arrays.”
- “4000mAh Capacity: Runs underwater drones to map 5 + km seabeds per charge—no mid – mission stops.”
With 21700 cells and – 20~55℃ operation:
- “Pressure – Resistant Casing: Survives 100 + m depth pressure, protecting battery and submersible bots.”
- “Corrosion – Proof Design: Resists saltwater, humidity in marine environments—no battery degradation.”
Integrated protections (short – circuit, overcharge) provide:
- “Underwater – Critical Safety: Prevents electrical faults during deep – sea exploration—zero risk to equipment.”
- “Reliable Cycle Life: Maintains 80% capacity after 500 + cycles—low maintenance for research vessels.”
The Li – ion Battery Pack for Special Underwater Equipment powers:
- “Industrial ROVs: 43.2V output supports pipeline inspection, underwater welding in offshore rigs.”
- “Research Drones: 4000mAh capacity enables 4 + hours of marine biology sampling, deep – sea mapping.”
For oceanographic missions:
- “Survey AUVs: Stable 43.2V power ensures 3D seabed scanning, temperature – salinity profiling.”
- “Military Submersibles: Operates at – 20℃ in Arctic seas, 55℃ in tropical reefs—no performance loss.”
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