Toshiba PC61910P117 Snubber Circuit Board

The Toshiba PC61910P117 Snubber Circuit Board protects IGBT power modules by suppressing voltage transients during switching in Toshiba medium‑voltage and high‑power transistor inverter systems, including G3+ high‑performance inverters and high‑power automation equipment. Maintenance teams, OEMs, and system integrators use this board as a direct replacement for failed snubber circuits to support inverter repairs, preventive maintenance, and restoration of Toshiba drive systems. Technical details: Manufacturer Part Number PC61910P117A; Board Number PC61910P117A; Brand Toshiba; Product Type Snubber Circuit Board; Function IGBT Snubber / Surge Suppression Circuit; Compatible Equipment Toshiba G3+ High Performance Transistor Inverters; Compatible Drive Ratings 518–1500 kVA (Model Dependent); Mounting Type Internal PCB Assembly; Installation Direct Replacement Circuit Board; Application Voltage Spike Suppression for IGBT Power Modules; System Type Industrial Variable Frequency Drive (VFD); Suitable For Motor Drive and Industrial Power Conversion Systems; Country of Manufacture Japan (where applicable). Common Replacements include PC61910P117A, PC61910P118A, and PC61910P119A. Widely used in high‑power AC motor drives, medium‑voltage VFDs, industrial pump and fan systems, compressors, conveyors, mining equipment, and process automation systems where it protects IGBT switching devices from voltage spikes and improves inverter reliability.