The SAILOR CH3505 (Part Number: 403505A) is a robust, single-pocket compact charger designed specifically for the SAILOR SP3500 and SP3900 series of portable marine radios. Engineered for safety in hazardous environments, this ATEX-approved charger is the essential power solution for maritime professionals requiring reliable communication in oil, gas, and chemical tanker operations .
This “Single Position” unit offers a versatile charging bay, allowing you to recharge a standalone ATEX Li-Ion battery (B3503/B3504) or charge the battery while it remains attached to the radio handset . Whether installed on a vessel’s bridge or in an industrial workshop, the CH3505 ensures your radio is ready for duty.
Key Features & Benefits
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ATEX Certified Safety: Designed for use with SAILOR ATEX radios, certified for explosive/hazardous atmospheres (Note: Charging must not take place in the hazardous area itself) .
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Single Position Flexibility: The “Compact Charger” features one dedicated slot capable of charging either the Radio + Battery together, or the Battery alone .
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Universal Power Supply: Comes with an AC/DC adapter supporting 100-230VAC for global shore/office use, plus a 12-24VDC connection cable for direct integration into shipboard DC power systems .
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Visual Status Indicators: LED light indicators provide clear feedback:
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Green: Power connected.
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Slow Red Flash: Charging in progress.
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Steady Red: Charging complete (trickle charge mode).
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Fast Red Flash: Charging error (defective battery or temperature issue) .
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Technical Specifications
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Manufacturer: SAILOR
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Part Number: 403505A
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Compatibility: SAILOR SP3510, SP3520, SP3530, SP3560, and SP3900 series (ATEX versions) .
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Input Voltage (DC): 12-24V DC
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Input Voltage (AC): 100-230V AC (via included adapter 88-125538)
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Charger Type: Desktop Cradle / Single Pocket
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Origin: Denmark















