Eberspacher Electronic Control Unit ECU AS2 D2L 12V | 252721995000

The Eberspacher Electronic Control Unit ECU AS2 D2L 12V is a genuine replacement for the S2 DL Airtronic 12V air heater system. This OEM-grade ECU governs the automatic operation, ignition, and sensor feedback that keeps your heater running efficiently in cool conditions. Designed for compatibility with Eberspacher Espar S2 DL models, it ensures reliable startup, stable flame control, and consistent air output. By installing this authentic control unit, you can restore optimal performance, reduce troubleshooting time, and maintain safe, efficient heating. This ECU is a direct-fit replacement, making installation straightforward for qualified technicians and seasoned DIY enthusiasts working on motor vehicle climate control systems.