CTEK D250SE – 12V DC-DC charger, 20A with solar input
Item no. SS-12422
Charge the service battery while driving and make use of solar power. CTEK D250SE combines alternator and solar inputs in a temperature-compensated 20 A DC-DC charger.
- Alternator and solar charging
- Smart alternator compatible
- Expandable with SMARTPASS 120S
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Need help matching this product to your installation? Contact me with the model and equipment details.
Technical details
| System | 12 V DC |
|---|---|
| Charging current | Up to 20 A |
| Inputs | Alternator and solar panel |
| Battery capacity | 40–300 Ah |
| Alternator | Smart alternator compatible |
| Temperature compensation | Temperature sensor |
Installation and choosing accessories
This is a DC-DC charger, not a 230 V mains charger. Size cables, fuses and solar input according to CTEK’s installation instructions.
Need help matching this product to your installation? Contact me with the model and equipment details.
Full product description
Charge the leisure battery while driving and utilize the solar panels at the same time. The CTEK D250SE combines alternator and solar inputs into a 20 A DC-DC charger with temperature compensation.
- Charging from alternator and solar panel
- Compatible with smart alternator
- Expandable with SMARTPASS 120S
Specifications
| System | 12 V DC |
|---|---|
| Charging current | Up to 20 A |
| Inputs | Alternator and solar panel |
| Battery capacity | 40–300 Ah |
| Alternator | Also smart alternator |
| Temperature compensation | Temperature sensor |
Compatibility and installation
This is a DC-DC charger, not a 230 V shore power charger. Size cables, fuses, and solar panels according to CTEK's installation manual.
Are you in doubt about which model fits your installation? Contact me with the model name and details about your equipment, and I will help you choose the right parts.