Trane TR16032GT4CN1STR0DLF00A00C0 178B5548 Variable Frequency Drive

The Trane TR16032GT4CN1STR0DLF00A00C0 178B5548 Variable Frequency Drive is a 3‑phase AC motor speed controller used in commercial and industrial HVAC systems to regulate motor speed and performance, with common installations in air handling units, chilled-water pumps, condenser-water pumps, cooling towers, exhaust fans, and other equipment requiring variable speed control. It delivers 22.0 kW (30 HP) with an IP20 UL/NEMA Type 1 enclosure and input of 380–460 VAC, 3‑phase, 50/60 Hz, drawing 44–41 A; the output is 3‑phase from 0 to Vin, with 0.1–1000 Hz frequency and 44–40 A, designed for OEM replacement in commercial HVAC, industrial HVAC, building automation, ventilation, and pump-control applications. Common replacements include Danfoss 178B5548 as an approved equivalent where specified by Trane, with the part identified by MPN 178B5548 and model TR16032GT4CN1STR0DLF00A00C0.