Safety switches Mcdonnell Miller

Midwest Supply offers an extensive selection of affordable safety switches and accessories from trusted brands like York, Nortek, and Honeywell Home. Choose from different switch actions like fusible, non-fusible, and maintained, available in durable brass, steel, and steel enclosure materials. We carry quick disconnect connectors, disconnect boxes, and more to meet your industrial control needs. Shop now and get free shipping on $999+.

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View Details Mcdonnell Miller 311200 Float 21-30 Replacement for 21 Series | Midwest Supply Us
311200 | Float 21-30 Replacement for 21 Series | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 311200
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View Details Mcdonnell Miller 309200 Switch 11MV for 61/64/67/69/70/764/767 | Midwest Supply Us
309200 | Switch 11MV for 61/64/67/69/70/764/767 | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 309200
$288.18 each
View Details Mcdonnell Miller 309100 Flow Switch 11 Replacement with Manual Reset | Midwest Supply Us
309100 | Flow Switch 11 Replacement with Manual Reset | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 309100
$268.44 each
View Details Mcdonnell Miller 179525 Sensor RS-2BR-1 2 Level High Pressure 406 Degrees Fahrenheit 250 Pounds per Square Inch Gauge | Midwest Supply Us
179525 | Sensor RS-2BR-1 2 Level High Pressure 406 Degrees Fahrenheit 250 Pounds per Square Inch Gauge | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 179525
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View Details Mcdonnell Miller 165302 Head Mechanism 94-HDLS Low Water Cut Off Controller Less Switch | Midwest Supply Us
165302 | Head Mechanism 94-HDLS Low Water Cut Off Controller Less Switch | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 165302
$1,065.85 each
View Details Mcdonnell Miller 120611 Flow Switch FS-251 General Purpose SPDT with NEMA-1 Enclosure 1 Inch NPT | Midwest Supply Us
120611 | Flow Switch FS-251 General Purpose SPDT with NEMA-1 Enclosure 1 Inch NPT | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 120611
$197.38 each
View Details Mcdonnell Miller 120610 Flow Switch FS254 General Purpose SPDT with NEMA-4 Enclosure 1 Inch | Midwest Supply Us
120610 | Flow Switch FS254 General Purpose SPDT with NEMA-4 Enclosure 1 Inch | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 120610
$264.49 each
View Details Mcdonnell Miller 115600 Flow Switch FS6-1 High Sensitivity Liquid SPDT 1 Inch NPT | Midwest Supply Us
115600 | Flow Switch FS6-1 High Sensitivity Liquid SPDT 1 Inch NPT | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 115600
View Details
View Details Mcdonnell Miller 114780 Flow Switch FS5-1 General Purpose Liquid SPDT 1 Inch NPT | Midwest Supply Us
114780 | Flow Switch FS5-1 General Purpose Liquid SPDT 1 Inch NPT | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 114780
$351.34 each
View Details Mcdonnell Miller 114639 Flow Switch FS4-3RP-T Liquid with Test Feature 1 Inch NPT | Midwest Supply Us
114639 | Flow Switch FS4-3RP-T Liquid with Test Feature 1 Inch NPT | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 114639
View Details
View Details Mcdonnell Miller 113200 Flow Switch FS1 High Sensitivity Liquid SPDT 1/2 Inch NPT | Midwest Supply Us
113200 | Flow Switch FS1 High Sensitivity Liquid SPDT 1/2 Inch NPT | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 113200
$343.44 each
View Details Mcdonnell Miller 110800 Switch Assembly 7B Potentiometer Automatic Reset 120/240V | Midwest Supply Us
110800 | Switch Assembly 7B Potentiometer Automatic Reset 120/240V | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 110800
$1,807.99 each
View Details Mcdonnell Miller 110400 Switch 5-M Electric with Manual Reset 120/240 Volt | Midwest Supply Us
110400 | Switch 5-M Electric with Manual Reset 120/240 Volt | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 110400
$1,038.21 each
View Details Mcdonnell Miller 110300 Switch 5 Electric Replacement 120/240 Volt | Midwest Supply Us
110300 | Switch 5 Electric Replacement 120/240 Volt | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 110300
$1,038.21 each
View Details Mcdonnell Miller 110100 Switch 2-M Cutoff with Manual Reset | Midwest Supply Us
110100 | Switch 2-M Cutoff with Manual Reset | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 110100
$225.02 each
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(847) 773-1023

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Belimo B214 Characterized Control Valve (CCV) | 1/2" | 2-way | Midwest Supply Us
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