Cargador de batería CTEK Pro 25S 300W 12V 25A — cargador profesional de 12V, 300 W de salida, 25 A máx

CTEK Pro 25S 300W 12V 25A is a professional 12 V battery charger designed for workshop and fleet environments. It delivers up to 25 A charging current and 300 W output to support fast charging, maintenance and conditioning of lead-acid and compatible batteries. The unit provides stabilized power delivery, integrated safety measures and practical connections for routine battery service and diagnostics.

Advantages

The charger offers regulated charging current and multi-stage charging algorithms to reduce overcharging and support battery lifetime. Built-in protections guard against reverse polarity, short circuits and overheating, while an intuitive interface and durable enclosure make it suitable for continuous use in professional settings. Compact footprint and robust connectors simplify installation and handling in garages and service bays.

Suitable for

Key specifications

How to use

Connect the charger to AC mains following local electrical regulations. Attach the positive and negative leads to the corresponding battery terminals, ensuring correct polarity and secure contact. Select an appropriate charging mode for the battery type and size, then start the charging process. Monitor indicator lights or the display for charge status and automatic transition to maintenance mode once the battery reaches full charge. Disconnect the charger only after it has completed the cycle or been set to a storage/maintenance mode.

Recommendations

Use the CTEK Pro 25S 300W 12V 25A in ventilated areas and avoid placing the unit directly on battery surfaces. Verify battery condition before charging, and use the charger’s maintenance modes for long-term storage. For repeated heavy-duty use, allow cooling intervals to maintain thermal protection effectiveness. Follow vehicle and battery manufacturer guidelines when charging service batteries.