Genuine B3501 403501A Battery for SAILOR SP3520 / GMDSS 3504 – New Original Replacement
Power your maritime communications with confidence using the Genuine B3501 403501A Battery, engineered specifically for the SAILOR SP3520 GMDSS 3504 and B35032029 systems. This 100% original replacement battery delivers reliable, long-lasting performance where it matters most — at sea, in emergencies, and during critical communication operations.
Built to exact OEM standards, the B3501 403501A battery for SAILOR SP3520 / GMDSS 3504 ensures your GMDSS unit stays powered and compliant with safety regulations. Whether you’re updating aging batteries or preparing a vessel for inspection, this is the trusted battery solution professional mariners choose.
Key Specifications
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Voltage: 12 V DC — optimized for stable output and compatibility with SAILOR SP3520 / GMDSS 3504 systems
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Capacity: 7.0 Ah (approx.) — delivers extended standby life and strong discharge support
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Cell Type: High-performance sealed lead-acid (SLA) cells — maintenance-free and spill-proof
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Designed for marine and GMDSS communication systems
Power your SAILOR SP3520 GMDSS system with the genuine B3501 403501A battery, engineered for dependable performance and marine-grade durability. This original OEM battery fits models including GMDSS 3504 and B35032029, delivering stable power and extended runtime for critical communication equipment. Built to withstand harsh marine environments, the B3501 403501A replacement pack ensures your safety systems operate reliably when it matters most. Upgrade with confidence — choose authentic quality and maximize the lifespan of your device.
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