Industrial STFE100-10N Active Tracking Filter

The STFE100-10N is a DIN-rail mounted, single‑phase Active Tracking Filter from SolaHD’s STF Elite Series, designed for 120 VAC input and 10 A. It combines Active Tracking technology with UL‑listed surge protection to continuously monitor the line and suppress voltage transients and high‑frequency noise. Performance specs include normal‑mode noise attenuation to at least -90 dB from 100 kHz to 50 MHz and common‑mode attenuation to at least -60 dB from 5 MHz to 50 MHz. The enclosure measures roughly 4.56 in L × 2.56 in W × 4.88 in H, weighs about 1.7 lb, is DIN‑rail mountable with an IP20 rating, and carries certifications including UL, CE, CSA, and cULus.