Schneider Electric ATV66U41N4 Variable Frequency Drive

Schneider Electric ATV66U41N4 Altivar 66 variable frequency drive delivers precise, programmable speed control for AC motors in a compact, heat‑sink enclosed package. This 2.2 kW drive is designed for 400/460 V systems and ships without an EMC filter, making it a streamlined option for standard applications where external filtration is provided if required. The ATV66U41N4 belongs to the Altivar 66 family (Telemecanique Square D) and uses the control component VX4A661; Schneider literature also notes compatibility with the VX4A66CK1 control kit for this model, enabling integration with drive configurations from ATV66U41N4 through ATV66D79N4/D46M2. This setup supports adjustable speed operation for small to mid‑size motors in light industrial equipment, including fans, pumps, and conveyors, where compact form factor and straightforward setup matter. The U41N4 designation identifies this specific configuration within the ATV66U series.