CTEK D250SE 20A 12V Battery Charger for RVs, Trucks, and Overlanding: Solar Maintainer and Lithium-Ion Compatible
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Category: ctek

About this item
- Protects Sensitive Equipment: Unlike less-sophisticated chargers, there is no need to disconnect the battery; the D250SE is specially designed to not damage electronic systems. No overcharge or undercharge ever.
- Safe and Easy to Use: Splash and dustproof, designed to protect vehicle electronics and non-sparking, reverse polarity protected, and short-circuit proof. Clean voltage and current delivery ensures no surges or spikes.
- Achieve Nominal Power from Your Solar Output: Solar Panel Regulator with Maximum Power Point Tracking (MPPT) optimizes available power.
- 2-year warranty.
- Charge Service and Starter Batteries: When the service battery is fully charged, the D250SE will automatically redirect maintenance charge power to the starter battery.
- Smart Alternator Compatible: Full functionality with all types of alternators.
- Portable Battery Assistance: The D250SE is an advanced, 5-stage charger providing a maximum of 20A to all 12V lead-acid or lithium* service batteries ranging from 40–300Ah. It offers customizable charge algorithms for AGM and 12V lithium batteries (*12V LiFePO4).
- Built-In Temperature Sensor: Allows you to achieve maximum charge levels no matter what the temperature.





















































