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The Rheem 2-Wire Hard Start Device with MPN 42-KS1 is designed for use with A/C and heat pump compressors. It supports voltage ratings from 208 to 230VAC and is ideal for systems with compressor motor sizes between three and a half to five horsepower. This device ensures smooth start-up and reliable operation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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