The CTEK 56‑677 D250S Dual is a smart, fully automatic 12 V dual-input power manager and charger designed for RVs, boats, off-grid vehicles, and mobile power systems. Capable of seamlessly drawing from alternators and solar/wind sources, it delivers efficient five-stage charging with temperature compensation and MPPT solar regulation—all in a rugged, weatherproof IP65 package.
- Dual DC inputs with intelligent source selection
- Five-stage CTEK charging algorithm
- Temperature-compensated charging
- Universal compatibility
| Brand | CTEK Power Inc |
|---|---|
| Product Dimensions | 32.99 x 14.20 x 27.10 inches |
| Manufacturer Part Number | 56-677 |