Lifeboat Battery Charger CD-4212-1 – Automatic 12V Marine Charger

The Lifeboat Battery Charger CD-4212-1 is a compact, fully automatic 12V battery charger specifically designed to keep lifeboat emergency batteries charged and ready for immediate use. Built for harsh marine environments, this charger ensures your safety equipment remains operational whenever needed, complying with strict shipboard maintenance expectations.

This marine-grade charger features a three-stage charging curve—constant current, constant voltage, and float mode—to safely and efficiently charge lead-acid batteries without overcharging or causing damage. Its corrosion-resistant aluminum housing and sealed electronics protect against salt spray and humidity, making it ideal for installation in lifeboat stations, engine rooms, and other below-deck or exposed locations.

The CD-4212-1 is an essential component of any vessel's safety readiness program. Whether fitted on merchant ships, offshore platforms, or workboats, this reliable battery charger supports critical lifeboat systems with continuous, maintenance-free operation, giving crew and inspectors confidence that emergency power is always available.

Key Features

Technical Specifications

ModelCD-4212-1
TypeAutomatic lifeboat battery charger
Input Voltage100–240 VAC, 50/60 Hz
Output Voltage12V DC
Charging Current5A
Charging ModesConstant Current → Constant Voltage → Float
ProtectionOvercharge, short circuit, reverse polarity, overcurrent
DisplayLED indicators (power, charge, float)
EnclosureCorrosion-resistant aluminum, IP66 (sealed)
Dimensions150 × 120 × 70 mm (approx.)
Weight1.2 kg (approx.)
MountingBulkhead / wall mount

Frequently Asked Questions

Is this charger suitable for 24V lifeboat batteries?

No, the CD-4212-1 is designed exclusively for 12V battery systems. For 24V lifeboat applications, please consult our full marine charger range.

Can the charger be installed in exposed outdoor locations?

Yes, the housing is sealed and made of corrosion-resistant aluminum, suitable for marine weather conditions. However, we recommend installing in a sheltered area or inside a protective enclosure for longest service life.

Does the charger include safety protections?

Yes, it features automatic protection against overcharging, short circuits, reverse polarity, and overcurrent, ensuring safe operation and protecting the connected battery.

How does the three-stage charging work?

The charger first applies a constant current to bring the battery up to a safe voltage, then switches to constant voltage to complete the charge, and finally reduces to a float charge to maintain the battery at full capacity without unnecessary stress.

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