Safety switches Water Heater Parts
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+.
All Manufacturers
Airco Electrical Bosch Electrical Bradford White Electrical Broan Fans Electrical Buderus Electrical Burnham Boilers Electrical Carlin Electrical Electrical Electrical First Co Electrical Heat Transfer Prod Electrical Honeywell Home Electrical Honeywell Inc Electrical Intellihot Electrical Laars Electrical Lochinvar Electrical Mars Controls Electrical Mcdonnell Miller Electrical Modine Electrical
Navien Boilers & Water Heaters Electrical R.W. Beckett Electrical Rinnai Electrical Thermo Pride Furnaces Electrical Tjernlund Electrical Water Heater Parts Electrical Weil Mclain Electrical York Electrical
![Image for Navien Boilers & Water Heaters](http://midwestsupplyus.com/cdn/shop/collections/navien_80x.gif?v=1693825875)
View Details
![Water Heater Parts 100110615 Switch Blower Prover 0.45 Inch Water Column Normally Open | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/959468_medium.jpg?v=1719940974)
100110615 | Switch Blower Prover 0.45 Inch Water Column Normally Open | Water Heater Parts
Brand: Water Heater Parts
SKU: 100110615
View Details
![Water Heater Parts 100331605 High Limit Manual Reset 176F Trip | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/no-image_c52d0ffd-6df2-4543-b2d6-b6c260dae404_medium.jpg?v=1717450922)
100331605 | High Limit Manual Reset 176F Trip | Water Heater Parts
Brand: Water Heater Parts
SKU: 100331605
View Details
![Water Heater Parts 100331604 High Limit Auto Reset 160F Trip | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/no-image_f5489d04-b698-474f-a34c-ec6387496f0b_medium.jpg?v=1717450916)
100331604 | High Limit Auto Reset 160F Trip | Water Heater Parts
Brand: Water Heater Parts
SKU: 100331604
View Details
![Water Heater Parts 100308932 Limit Switch High 190 Degrees Fahrenheit | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/no-image_ecc532da-cf66-4819-bcb4-fa43744adb2a_medium.jpg?v=1717450911)
100308932 | Limit Switch High 190 Degrees Fahrenheit | Water Heater Parts
Brand: Water Heater Parts
SKU: 100308932
View Details
![Water Heater Parts 100308923 Limit Switch High 190 Degrees Fahrenheit | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/no-image_76bc5ab0-b5de-4751-a1ba-366fd64409cc_medium.jpg?v=1717450907)
100308923 | Limit Switch High 190 Degrees Fahrenheit | Water Heater Parts
Brand: Water Heater Parts
SKU: 100308923
View Details
![Water Heater Parts 100308915 Limit Switch High 150 Degrees Fahrenheit | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/no-image_4fe954a3-30db-4f77-aa6c-e1a1d4fd54cf_medium.jpg?v=1717450899)
100308915 | Limit Switch High 150 Degrees Fahrenheit | Water Heater Parts
Brand: Water Heater Parts
SKU: 100308915
View Details
![Water Heater Parts 100291047 Limit Switch High Auto SA-160HLS-A 160 Degrees Fahrenheit | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/958854_medium.jpg?v=1719941356)
100291047 | Limit Switch High Auto SA-160HLS-A 160 Degrees Fahrenheit | Water Heater Parts
Brand: Water Heater Parts
SKU: 100291047
View Details
![Water Heater Parts 100276325 Outlet Sensor AO Smith High Limit | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/958965_medium.jpg?v=1717077942)
100276325 | Outlet Sensor AO Smith High Limit | Water Heater Parts
Brand: Water Heater Parts
SKU: 100276325
View Details
![Water Heater Parts 100210097 Limit Switch High 180 Degrees Fahrenheit | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/958579_e53102f9-e922-412e-aed1-82f890f9c428_medium.jpg?v=1717450657)
100210097 | Limit Switch High 180 Degrees Fahrenheit | Water Heater Parts
Brand: Water Heater Parts
SKU: 100210097
View Details
![Water Heater Parts 100187858 Switch Blower Prover 1.00 Inch Water Column Normally Open | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/959170_medium.jpg?v=1719941205)
100187858 | Switch Blower Prover 1.00 Inch Water Column Normally Open | Water Heater Parts
Brand: Water Heater Parts
SKU: 100187858
View Details
![](http://midwestsupplyus.com/cdn/shopifycloud/shopify/assets/no-image-2048-5e88c1b20e087fb7bbe9a3771824e743c244f437e4f8ba93bbf7b11b53f7824c_medium.gif)
100113144 | Switch Blower Prover -0.75 Inch Water Column Normally Open | Water Heater Parts
Brand: Water Heater Parts
SKU: 100113144
View Details
![Water Heater Parts 100113108 Limit Switch AO Smith High with Manual Reset | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/958889_medium.jpg?v=1717077620)
100113108 | Limit Switch AO Smith High with Manual Reset | Water Heater Parts
Brand: Water Heater Parts
SKU: 100113108
View Details
![Water Heater Parts 100113040 Limit Switch AO Smith High Bulb Well | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/958716_65ff053f-87f7-4278-abe9-0d00ed8b8107_medium.jpg?v=1717450470)
100113040 | Limit Switch AO Smith High Bulb Well | Water Heater Parts
Brand: Water Heater Parts
SKU: 100113040
View Details
![Water Heater Parts 100112983 Thermostat High Limit with Auto Reset | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/974152_bd1d917d-2e64-4f80-a8d3-bdc3eafeba9e_medium.jpg?v=1714496201)
100112983 | Thermostat High Limit with Auto Reset | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112983
View Details
![Water Heater Parts 100112982 Thermostat High Limit 200 Degrees Fahrenheit | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/no-image_5e99c35d-65a5-42c4-b897-312813a0e16c_medium.jpg?v=1717450433)
100112982 | Thermostat High Limit 200 Degrees Fahrenheit | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112982
View Details
![Water Heater Parts 100112641 Switch Blocked Prover 0.46 Inch Water Column Normally Open | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/958828_medium.jpg?v=1719941116)
100112641 | Switch Blocked Prover 0.46 Inch Water Column Normally Open | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112641
View Details
![Water Heater Parts 100112504 Switch Blower Prover 0.50 Inch Water Column Normally Open | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/959408_medium.jpg?v=1719941112)
100112504 | Switch Blower Prover 0.50 Inch Water Column Normally Open | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112504
View Details
![Water Heater Parts 100112086 Limit Switch Constant Volume | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/958934_0ed311c4-7bb9-4204-8331-2406508bd47a_medium.jpg?v=1717450264)
100112086 | Limit Switch Constant Volume | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112086
View Details
![Water Heater Parts 100112083 Limit Switch High 155 Degrees Fahrenheit | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/958831_f2d05e71-ad33-4c63-9dbd-7e2cf5038dc3_medium.jpg?v=1717450299)
100112083 | Limit Switch High 155 Degrees Fahrenheit | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112083
View Details
![Water Heater Parts 100112053 Limit Switch Dual Surface Mount | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/958859_2ba860de-e079-4e96-9e31-8fb000b1d911_medium.jpg?v=1717450199)
100112053 | Limit Switch Dual Surface Mount | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112053
View Details
![Water Heater Parts 100112046 Limit Switch High Stud Mount 190 Degrees Fahrenheit | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/958649_5f4c95ae-514c-424c-89dd-68f1d52bf065_medium.jpg?v=1719941090)
100112046 | Limit Switch High Stud Mount 190 Degrees Fahrenheit | Water Heater Parts
Brand: Water Heater Parts
SKU: 100112046
View Details
![Water Heater Parts 100111988 Limit Control High HW 100111988 200 Degree Fahrenheit | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/no-image_e95c8415-b6b0-4695-b5f7-6ee1a48e14f6_medium.jpg?v=1717450187)
100111988 | Limit Control High HW 100111988 200 Degree Fahrenheit | Water Heater Parts
Brand: Water Heater Parts
SKU: 100111988
View Details
![Water Heater Parts 100111987 Limit Control High HW 100111987 200 Degree Fahrenheit | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/no-image_6421bf2d-e9b7-4d55-b94f-cb05a79180ae_medium.jpg?v=1717450262)
100111987 | Limit Control High HW 100111987 200 Degree Fahrenheit | Water Heater Parts
Brand: Water Heater Parts
SKU: 100111987
View Details
![Water Heater Parts 100111842 Switch CC Blower Prover FV II | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/959045_3b85ace3-486f-4f38-8d3f-028763d17c2a_medium.jpg?v=1717450199)
100111842 | Switch CC Blower Prover FV II | Water Heater Parts
Brand: Water Heater Parts
SKU: 100111842
12
Committed to customer satisfaction
as experts in Safety Switches
Recently Viewed
Popular Products
View all →![Norgas Controls NGR02-BBA Gas Regulator | 3/4" | 1/4" Orifice | GREEN 6.5-16" WC | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/NGR02-New-300x300_106cce6c-a87f-4ef4-97a8-98060a528db6_large.jpg?v=1712864818)
NGR02-BBA | Gas Regulator | 3/4" | 1/4" Orifice | GREEN 6.5-16" WC | Norgas Controls
Brand: Norgas Controls
SKU: NGR02-BBA![Norgas Controls NGR02-CCA Gas Regulator | 1" | 3/8" Orifice | GREEN 6.5-16" WC | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/NGR02-New-300x300_6a989f9f-3ab6-4cd5-ad1f-a7b638fc10fb_large.jpg?v=1712864925)
NGR02-CCA | Gas Regulator | 1" | 3/8" Orifice | GREEN 6.5-16" WC | Norgas Controls
Brand: Norgas Controls
SKU: NGR02-CCA![BAPI BA/10K-2-H210-D-BBX Duct Humidity (%RH) Sensor with Optional Temperature Sensor | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/Duct-Humidity-BBX-2020_06890b71-7721-48d3-86fb-9662ba156e4a_large.png?v=1716466130)
BA/10K-2-H210-D-BBX | Duct Humidity (%RH) Sensor with Optional Temperature Sensor | BAPI
Brand: BAPI
SKU: BA/10K-2-H210-D-BBX![Norgas Controls N5D-1500-S GAS REGULATOR 1-1/2" NPT 7-11"WC CSA | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/norn5c_9c252413-7464-4e12-a27a-687b431db681_large.jpg?v=1712865117)
N5D-1500-S | GAS REGULATOR 1-1/2" NPT 7-11"WC CSA | Norgas Controls
Brand: Norgas Controls
SKU: N5D-1500-S![BAPI ZPS-ACC04-1 Room Pressure Pickup Ports with Temperature Sensor | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/Room-with-Temp-Main_11e4a9ef-398f-4b84-9c92-c767c26b0e05_large.png?v=1716466797)
ZPS-ACC04-1 | Room Pressure Pickup Ports with Temperature Sensor | BAPI
Brand: BAPI
SKU: ZPS-ACC04-1![Belimo B214 Characterized Control Valve (CCV) | 1/2" | 2-way | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/files/2-Way_Valve-product_retina_af3aaa83-c995-4ab8-a361-da147c0b752b_large.jpg?v=1719933270)
B214 | Characterized Control Valve (CCV) | 1/2" | 2-way | Belimo
Brand: Belimo
SKU: B214![Everflow EPRC1501-NL 1-1/2" X 1" F1807 PEX Reducing Coupling Lead Free | Midwest Supply Us](http://midwestsupplyus.com/cdn/shop/products/LF_Reducing_Coupling_PEX_x_PEX_large.jpg?v=1704898392)
EPRC1501-NL | 1-1/2" X 1" F1807 PEX Reducing Coupling Lead Free | Everflow
Brand: Everflow
SKU: EPRC1501-NL