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Sale Square D 40A Single-Phase Definite Purpose Magnetic Motor Starter — 7.5 HP, NEMA 1 $342.00 Regular price $513.00Add to cart -
Sale Square D 50A Single-Phase Definite Purpose Magnetic Motor Starter — 10 HP, 208-230V, NEMA 1 $513.00 Regular price $874.00 -
Sale Square D 25A 3-Phase Definite Purpose Magnetic Motor Starter — NEMA 1 $318.00 Regular price $478.00Add to cart -
Sale Square D 30A 3-Phase Definite Purpose Magnetic Motor Starter — NEMA 1 $357.00 Regular price $535.00Add to cart -
Sale Square D 40A 3-Phase Definite Purpose Magnetic Motor Starter — NEMA 1 $437.00 Regular price $656.00Add to cart -
Sale Square D 50A 3-Phase Definite Purpose Magnetic Motor Starter — NEMA 1 $559.00 Regular price $952.00Add to cart -
Sale Square D 50A 3-Phase Definite Purpose Motor Starter — Open Type (No Enclosure), 110-120V $522.92 Regular price $784.38 -
Sale WEG 18 Amp 3-Phase Magnetic Motor Starter — 11–17A Overload (CWB18, ESW Series) $155.00 Regular price $232.00Add to cart -
Sale WEG 9 Amp 3-Phase Magnetic Motor Starter — 7-10A Overload (CWB9, ESW Series) $155.00 Regular price $232.00Add to cart -
Sale WEG 12 Amp 3-Phase Magnetic Motor Starter — 8-12.5A Overload (CWB12, ESW Series) $169.00 Regular price $254.00Add to cart -
Sale WEG 25 Amp 3-Phase Magnetic Motor Starter — 15-23A Overload (CWB25, ESW Series) $212.00 Regular price $318.00Add to cart -
Sale WEG 32 Amp 3-Phase Magnetic Motor Starter — 22-32A Overload (CWB32, ESW Series) $231.00 Regular price $347.00Add to cart -
Sale WEG 38 Amp 3-Phase Magnetic Motor Starter — 25-40A Overload (CWB38, ESW Series) $273.00 Regular price $409.00Add to cart -
Sale WEG 40 Amp 3-Phase Magnetic Motor Starter — 25-40A Overload (CWB40, ESW Series) $311.00 Regular price $467.00Add to cart -
Sale WEG 50 Amp 3-Phase Magnetic Motor Starter — 32-50A Overload (CWB50, ESW Series) $323.00 Regular price $485.00Add to cart -
Sale WEG 65 Amp 3-Phase Magnetic Motor Starter — 50-63A Overload (CWB65, ESW Series) $367.00 Regular price $551.00Add to cart -
Sale WEG 105 Amp 3-Phase Magnetic Motor Starter — 75-97A Overload (CWB105, ESW Series) $768.00 Regular price $1,306.00Add to cart -
Sale WEG 80 Amp 3-Phase Magnetic Motor Starter — 63-80A Overload (CWB80, ESW Series) $409.00 Regular price $614.00Add to cart -
Sale WEG 95 Amp 3-Phase Magnetic Motor Starter — 63-80A Overload (CWB95, ESW Series) $691.00 Regular price $1,176.00Add to cart -
Sale WEG 9 Amp Single-Phase Magnetic Motor Starter — 7-10A Overload (CWB9, ESW Series) $135.00 Regular price $203.00Add to cart -
Sale WEG 12 Amp Single-Phase Magnetic Motor Starter — 8-12.5A Overload (CWB12, ESW Series) $158.00 Regular price $237.00Add to cart -
Sale WEG 18 Amp Single-Phase Magnetic Motor Starter — 11-17A Overload (CWB18, ESW Series) $166.00 Regular price $249.00Add to cart -
Sale WEG 25 Amp Single-Phase Magnetic Motor Starter — 22-32A Overload (CWB25, ESW Series) $175.00 Regular price $262.00Add to cart -
Sale WEG 32 Amp Single-Phase Magnetic Motor Starter — 22-32A Overload - ESWS-B32V24E-RM34 $218.00 Regular price $328.00Add to cart
Magnetic starters for air compressors play a critical role in protecting both the motor and the electrical system. Unlike basic pressure switch controls, a properly sized magnetic motor starter handles the high inrush current drawn during motor startup and helps prevent electrical damage caused by voltage drops, short circuits, or overload conditions. This makes them ideal for industrial and commercial air compressors, including rotary screw compressors, reciprocating compressors, and high-horsepower shop compressors that demand consistent, safe motor control.







