Electrical safety switches & limits - heating Collection

When your HVAC, heating or industrial systems require replacement electrical components, sourcing quality electric parts quickly becomes critical. Midwest Supply serves as your trusted electrical supply store for contractors, relays, transformers, safety switches and specialized electrical supplies that keep commercial and industrial operations running smoothly.
View Details Mcdonnell Miller 110800 Switch Assembly 7B Potentiometer Automatic Reset 120/240V  | Midwest Supply Us
$2,139.58 each
View Details Mcdonnell Miller 110300 Switch 5 Electric Replacement 120/240 Volt  | Midwest Supply Us
$1,228.49 each
View Details Mcdonnell Miller 110100 Switch 2-M Cutoff with Manual Reset  | Midwest Supply Us
$274.76 each
View Details Carlin 90000B2S Control EZ-Temp Redundant Limit  | Midwest Supply Us
$152.99 each
View Details Carlin 50806S Flow Switch Air for EZ Gas Burner Pro Series  | Midwest Supply Us
$28.79 each
View Details Bosch 7738005041 Power Switch On/Off  | Midwest Supply Us
7738005041 | Power Switch On/Off | Bosch
Brand: Bosch
SKU: 7738005041
$50.59 each
View Details Bosch 7738005026 Pressure Switch Gas 1/4 Inch High for SSB-512  | Midwest Supply Us
$604.22 each
View Details Bosch 7738004974 Pressure Switch Differential for SSB  | Midwest Supply Us
$188.22 each
View Details Laars RE0240900 Pressure Switch for Pennant Pool Heater  | Midwest Supply Us
$68.77 each
View Details Laars R2076600 Pressure Switch for Pennant / Mighty Therm II  | Midwest Supply Us
$68.10 each
View Details Laars R2028200 Flow Switch Sika  | Midwest Supply Us
R2028200 | Flow Switch Sika | Laars
Brand: Laars
SKU: R2028200
$395.18 each
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