Specifications Series PSR Voltage 208-600VAC Frequency (f) 50/60 Hz Amperage 45 Amps Ambient Temperature –25°C to 60°C Documents Softstarter Brochure (PSTX, PSE, PSR, PSRC Series) Softstarter Main Catalog Related Products Quick view PSR45-600-11 $768.07 MSRP: Soft Starter (45 Amps) Quick view PSRC45-600-70 $806.49 MSRP: Soft Starter (45 Amps) Quick view PSTX45-600-70 $1,678.98 MSRP: Soft Starter (45 Amps) Quick view PSRC72-600-70 $1,159.32 MSRP: Soft Starter (72 Amps) Quick view PSR37-600-70 $612.06 MSRP: Soft Starter (37 Amps)