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.
Starters
MOMENTARY START/STOP SWITCH FOR ESW / ESWS STARTERS KESWHP - KESWPS
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$67.83
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$101.75
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HAND - OFF - AUTO SELECTOR SWITCH FOR ESW / ESWS STARTERS - KESWHP
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$67.83
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$101.75
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Starter,N1,3PH,230V,10HP,22-32A - 2024002109
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$269.33
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$295.33
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Eaton 40A 3-Phase Definite Purpose Magnetic Motor Starter — 24–40A Overload
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$316.25
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$474.38
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Eaton 40A Single-Phase Definite Purpose Magnetic Motor Starter — 24–40A Overload
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$302.50
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$453.75
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Eaton 25A 3-Phase Definite Purpose Magnetic Motor Starter — 10–16A Overload
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From $234.58
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$351.88
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Eaton 30A 3-Phase Definite Purpose Magnetic Motor Starter — 24–40A Overload, 208-240V (7.5–10 HP)
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$264.17
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$396.25
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Eaton 30A 3-Phase Definite Purpose Magnetic Motor Starter — 16–24A Overload, 440-480V (15 HP)
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$289.17
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$433.75
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Eaton 45A 3-Phase Definite Purpose Magnetic Motor Starter — 30–45A Overload, 230V (15 HP)
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$401.67
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$602.50
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Eaton 45A 3-Phase Definite Purpose Magnetic Motor Starter — 24–40A Overload, 440-480V (25 HP)
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$401.67
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$602.50
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Eaton 25A 3-Phase Definite Purpose Magnetic Motor Starter — 16–24A Overload, 208-240V (5–7.5 HP)
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$234.58
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$351.88
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Eaton 15A 3-Phase Definite Purpose Magnetic Motor Starter — 6–10A Overload, 440-480V (5 HP)
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$239.17
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$358.75
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Eaton 30A Single-Phase Definite Purpose Magnetic Motor Starter — 24–40A Overload, 208-240V (5 HP)
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$269.17
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$403.75
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Eaton 45A Single-Phase Definite Purpose Magnetic Motor Starter — 30–45A Overload, 208-240V (10 HP)
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$401.25
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$601.88
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Eaton 40 A 3-Phase IEC Magnetic Motor Starter — 24–40 A Overload (XT Series, NEMA 1)
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From $817.08
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$1,225.63
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Eaton 9 A 3-Phase IEC Magnetic Motor Starter — 480V, 5 HP, 6–10 A Overload (XT Series)
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$452.50
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$678.75
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Eaton 12 A 3-Phase IEC Magnetic Motor Starter — 480V, 7.5 HP, 9–12 A Overload (XT Series)
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$452.50
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$678.75
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Eaton 18 A 3-Phase IEC Magnetic Motor Starter — 12–16 A Overload (XT Series, NEMA 1)
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$630.42
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$945.63
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Eaton 25 A 3-Phase IEC Magnetic Motor Starter — 16–24 A Overload (XT Series, NEMA 1)
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From $652.92
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$979.38
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Eaton 32 A 3-Phase IEC Magnetic Motor Starter — 24–32 A Overload (XT Series, NEMA 1)
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$742.92
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$1,114.38
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Eaton 50 A 3-Phase IEC Magnetic Motor Starter — 240V, 15 HP, 40–57 A Overload (XT Series)
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$817.08
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$1,225.63
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Eaton 65 A 3-Phase IEC Magnetic Motor Starter — 208V, 20 HP, 50–65 A Overload (XT Series)
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$1,127.92
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$1,691.88
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Square D 20A 3-Phase Definite Purpose Magnetic Motor Starter — NEMA 1
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$227.50
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$341.25
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Square D 30A Single-Phase Definite Purpose Magnetic Motor Starter — 5 HP, 208-230V, NEMA 1
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$254.58
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$381.88
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Square D 40A Single-Phase Definite Purpose Magnetic Motor Starter — 7.5 HP, NEMA 1
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From $292.50
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$438.75
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Square D 50A Single-Phase Definite Purpose Magnetic Motor Starter — 10 HP, 208-230V, NEMA 1
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$496.25
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$744.38
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Square D 25A 3-Phase Definite Purpose Magnetic Motor Starter — NEMA 1
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$272.50
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$408.75
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Square D 30A 3-Phase Definite Purpose Magnetic Motor Starter — NEMA 1
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$305.00
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$457.50
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Square D 40A 3-Phase Definite Purpose Magnetic Motor Starter — NEMA 1
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From $372.92
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$559.38
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Square D 50A 3-Phase Definite Purpose Magnetic Motor Starter — NEMA 1
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From $514.17
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$771.25
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Square D 50A 3-Phase Definite Purpose Motor Starter — Open Type (No Enclosure), 110-120V
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$522.92
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$784.38
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WEG 18 Amp 3-Phase Magnetic Motor Starter — 11–17A Overload (CWB18, ESW Series)
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From $147.92
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$221.88