Eberspacher D3LC heater control unit 12v ECU | 251688500012

The Eberspacher D3LC heater control unit 12V ECU (part no. 251688500012) is the precision brain for your 12-volt D3LC HVAC system. Engineered to manage ignition, fuel metering, and safety interlocks, this compact ECU ensures reliable warm air on demand in caravans, motorhomes, and auxiliary heating installations. Designed for easy integration with compatible D3LC heaters (251843050000), it provides responsive start-up, stable temperature control, and fault diagnostics via built-in monitoring. Robust automotive-grade electronics resist vibration and harsh conditions, while plug-and-play connectors support quick replacement without extensive rewiring. Ideal for refurbishment projects or as a spare, this control unit delivers consistent performance and long service life in 12V climate control setups.