

🔋 Charge like a pro, wherever adventure calls!
The CTEK D250SE is a compact, fully automatic 20A charger designed for 12V lead-acid and lithium (LiFePO4) batteries ranging from 40 to 300Ah. Featuring selectable charge algorithms, MPPT solar optimization, and smart alternator compatibility, it intelligently manages dual battery systems while protecting sensitive electronics with advanced safety features. Ideal for RVs, trucks, and overlanding vehicles, it ensures reliable, efficient charging in all conditions.




| Manufacturer | CTEK |
| Brand | CTEK |
| Model | CTEK D250SE (40-315), DUAL INPUT 20A CHARGER WITH SELECTABLE CHARGE VOLTAGES |
| Item Weight | 1.54 pounds |
| Product Dimensions | 7.6 x 4.3 x 2.6 inches |
| Country of Origin | China |
| Item model number | 40-315 |
| Exterior | Machined |
| Manufacturer Part Number | 40-315 |
| OEM Part Number | 40-315 |