Nu-Calgon 5010-21 NuStart Compressor Soft Starter, Single Phase, 208/230VAC, 16-
Phase: Single Phase. Designed for 208–230 VAC single-phase scroll compressors rated 16–32 Amp RLA. Compressor Type: Scroll (non-inverter). Key Highlights. Function: Soft Start / Inrush Current Reduction.