- for charging 6-cell 12 V lead/acid or lead/gel batteries from 55 to 180 Ah with a 230 V mains connection
- for supplying power to 12 V consumers
up to 18 A, no battery required - has modern switching technology due to having primary-pulsed switched mode power supply
- high performance
- compact dimensions, lightweight
- in battery charging mode you can choose between lead/gel or lead/acid batteries to ensure that both battery types are properly charged
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Battery charger NT 12/3-18
Combined power supply and battery charger.
Note: The new charger replaces the previous Truma 12 V power supply.
A 24 V power supply will no longer be available in future.
Technical Data
- Mains connection: 230 V, 47 - 63 Hz sinusoidal, safety class 1
- Power consumption: 1.9 A
- Dimensions (W x H x D): 14.5 x 9.10 x 25.5 cm (incl. base)
- Weight: 1 kg
- Suitable batteries: 6-cell lead/acid or lead/gel batteries from 55 Ah and above
- Charging characteristics: IUoU
- Battery charging current: 18 A (electronically limited over entire mains voltage range)
- Charge maintaining voltage: 13.8 V with automatic switchover
- Protection circuits: Overheating protection, overload protection using electronic current limitation, short-circuit protection using built-in vehicle fuse; type FK2
- Output current: 18 A, no connection to battery required
- Output voltage: 14.3 V and 13.8 V (with automatic switchover), suitable for 12 V consumers, smoothed direct voltage











