The Elta 018-CH125‑1.2 – 1TP is a circular electric heater designed for 125mm duct systems, offering 1.2 kW of heating power on a single-phase supply. Its durable Aluzinc coated steel casing ensures long-lasting performance. The unit is equipped with two protection thermostats to safeguard against overheating. Installation is simplified with screw terminals for easy electrical connection. Temperature can be finely tuned via the integrated potentiometer. For safety and efficiency, the heater includes a differential pressure switch to detect sufficient airflow, a sensor for minimum air velocity, and a supply air temperature sensor for precise heating control.