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Electrical safety switches & limits 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.
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Airco Electrical Allanson Transformers Electrical Bosch Electrical Bradford White Electrical Broan Fans Electrical Buderus Electrical Burnham Boilers Electrical Carlin Electrical Copeland Electrical Electrical Electrical First Co Electrical Heat Transfer Prod Electrical Honeywell Home Electrical Honeywell Inc Electrical ICM Controls 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 Us Motor Electrical Vent-Rite Electrical Water Heater Parts Electrical Weil Mclain Electrical York Electrical
Navien Boilers & Water Heaters Electrical R.W. Beckett Electrical Rinnai Electrical Thermo Pride Furnaces Electrical Tjernlund Electrical Us Motor Electrical Vent-Rite Electrical Water Heater Parts Electrical Weil Mclain Electrical York Electrical
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43350 | Pressure Switch SPST Close on Rise 1/4 Inch Female Flare 7 to 80 PSI | Mars Controls
Brand: Mars Controls
SKU: 43350
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43349 | Pressure Switch SPST Close on Rise 1/4 Inch Female Flare 5 to 60 PSI | Mars Controls
Brand: Mars Controls
SKU: 43349
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43348 | Pressure Switch SPST Close on Rise 1/4 Inch Female Flare 5 to 80 PSI | Mars Controls
Brand: Mars Controls
SKU: 43348
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43343 | Pressure Switch SPST Close on Rise 1/4 Inch Female Flare 5 to 25 PSI | Mars Controls
Brand: Mars Controls
SKU: 43343
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43342 | Pressure Switch SPST Close on Rise 1/4 Inch Female Flare 5 to 30 PSI | Mars Controls
Brand: Mars Controls
SKU: 43342
Application
- 97% Modulating Multi Position 33IN Natural Gas Furnaces
- All DL Series
- All G8C
- B2HN 36-60; D1CG 72; D1HG 48-60;D2CG 72; D6CG 36-60; D7CG 36-60
- Central Air
- Coleman Furnace
- For HVACR Equipment
- Furnace
- HVACR Equipment
- Natural Gas Furnace
- Power or Pilot Duty; Vending Machines; Appliances; Fan Controls; Heating and Air Conditioning
- Spirit Models
Details
- 120/100 Open/Close Auto Reset
- 140/110 Open/Close Auto Reset
- 145 Open 105 Close
- 145/115 Open/Close Auto Reset
- 150 Open Manual Reset
- 150/110 Open/Close
- 150/120 Open/Close Auto Reset
- 155/125 Open/Close
- 160 Open Manual Reset
- 160/120 Open/Close
- 160/130 Open/Close Auto Reset
- 160/140 Open/Close Auto
- 165/135 Open/Close Auto Reset
- 170 Open Manual Close
- 170/140 Open/Close Auto Reset
- 175/145 Open/Close Auto Reset
- 180/150 Open/Close Auto Reset
- 180DEG F
- 185/155 Open/Close Auto Reset
- 195/165 Open/Close Auto Reset
- 200/170 Open/Close Auto Reset
- 215/185 Open/Close Auto Reset
- 220 Open 190 Close Auto Reset
- 225 Open 145 Close
- 225/145 Open/Close
- 255 Auto Reset
- 270 Open Manual Reset
- 300 Open Manual Close
- 300/220 Open/Close
- 90 Open 110 Close
- Manual Reset
- Mounted on Blower
Electrical Rating
Part Number
Pressure
- -0.15IN Water Column On Fall Single Pole Normally Open
- -0.50IN Water Column On Fall Single Pole Normally Open
- -0.67IN Water Column On Fall Single Pole Normally Open
- .90IN Water Column
- 0.10IN Water Column On Fall Single Pole Normally Open
- 0.15IN Water Column On Fall Single Pole Normally Open
- 0.15inWC
- 0.20/0.35IN Water Column On Fall Single Pole Normally Open
- 0.20/0.40IN Water Column On Fall Single Pole Normally Open
- 0.20IN Water Column
- 0.20IN Water Column On Fall Single Pole Normally Open
- 0.35/0.90IN Deact Normally Open
- 0.40/0.90IN Water Column On Fall Single Pole Normally Open
- 0.40IN Water Column On Fall Single Pole Normally Open
- 0.45/0.85IN Water Column On Fall Single Pole Normally Open
- 0.45IN Water Column
- 0.45IN Water Column On Fall Single Pole Normally Open
- 0.50IN Water Column
- 0.50IN Water Column On Fall Single Pole Normally Open
- 0.53IN Water Column
- 0.54IN Water Column On Fall Single Pole Normally Open
- 0.55/1.20IN Water Column On Fall Single Pole Normally Open
- 0.60/0.20IN Water Column On Fall Single Pole Normally Open
- 0.60/1.05IN Water Column On Fall Single Pole Normally Open
- 0.60IN Water Column
- 0.60IN Water Column On Fall Single Pole Normally Open
- 0.63IN Water Column
- 0.65IN Water Column On Fall Single Pole Normally Open
- 0.67IN Water Column On Fall Single Pole Normally Open
- 0.70/1.25IN Water Column On Fall Single Pole Normally Open
- 0.75IN Water Column
- 0.75IN Water Column On Fall Single Pole Normally Open
- 0.85IN Water Column
- 0.90IN Water Column On Fall Single Pole Normally Open
- 0.95x.04IN Water Column
- 1.00IN Water Column On Fall Single Pole Normally Open
- 1.05/0.40IN Deact Normally Open
- 1.20/0.40 Deact Normally Open
- 1.20IN Water Column
- 1.20IN Water Column Normally Closed
- 1.20IN Water Column On Fall Single Pole Normally Open
- 1.45IN Water Column On Fall Single Pole Normally Open
- 1.60/0.40 Deact Normally Open
- 1.60IN Water Column On Fall Single Pole Normally Open
- 175 Open 95 Close
- 5 to 25PSI
- 5 to 30PSI
- 5 to 45PSI
- 5 to 50PSI
- 5 to 60PSI
- 5 to 80PSI
- 650 Open/450 ClosePSIG
- 650/450 Open/ClosePSIG
- 7 to 80PSI
- 7/22PSIG
Product Type
- 0.90 TM9E100 and 120
- 1.10IN Water Column On Fall TM9E060
- 208/230V
- 220F Manual Reset Blocked Vent
- 300F Manual Reset Blocked Vent
- Air
- Air Flow Normally Open 0.15
- Air Normally Open
- Air S1-02425006704
- Air S1-02425808702
- Auto
- Auxiliary
- Auxiliary 15-25 Ton Rooftop Unit
- Auxiliary 3-6 Ton Rooftop Unit
- Auxiliary 7-12 Ton Rooftop Unit
- Burner Timer
- Control
- Control Air
- Control High Refrigeration
- Control Refrigeration
- Control Rollout
- Control Rollout SPST
- Door
- Drain Inducer
- Dual Air
- Dual Gas Control
- Dwyer A306 Sensor
- Fan 6 Terminal DPST
- Fan Control
- Fan Timer
- Fan Timer Control Board
- Flame
- For HDB60/HDC60
- For Inducer
- Furnace Door
- High
- High Limit
- High Temperature
- Humidity JCI
- Integrated
- L140-4
- L150-4
- L170-4
- L260F Manual Reset Blocked Vent
- Limit S1-02526366003
- Limit SPDT
- Low 120 Volt
- Low Ambient with Switch
- Low Refrigeration
- MR170
- Motor Door Universal
- Open 30DEG F
- Pan Overflow
- Pressure Switch
- Refrigerant
- Rollout
- SL8-5
- SL8-5A
- SPST
- SPST 0.40IN Water Column
- SPST 0.80IN Water Column
- SPST 0.8IN Water Column
- SPST 0.99IN Water Column
- SPST Close on Rise
- SPST Fuse Auto
- Secondary
- Switch DPDT 2 Pole 50/60 Hertz
- Temperature
- Temperature Control
- Timing Switch
- Upper
- With Limit
Switch Action
- 140 Open 100 Close Auto Reset
- 140 Open 110 Close
- 140 Open Manual Close
- 145 Open 105 Close
- 150 Open 110 Close Auto Reset
- 150 Open 120 Close
- 160 Open 130 Close
- 170 Open 110 Close
- 190 Open Manual Close
- 195 Open 130 Close
- 210 Open 180 Close
- 26 Open 38 Close
- 370 Open Manual Close
- 55 Open/45 Close
- 60 Open 70 Close
- 65 Open 75 Close
- 70 Open 80 Close; SPST
Switching Action
Temperature
Used on
- 1 Stage Natural Gas Furnace
- 105-138 Bod; 069-154 Bol; 072-154 Bom
- 2 Stage Natural Gas Furnace
- 2 Stage Variable Speed Upflow High Efficiency Natural Gas Furnaces
- 431FA/263FA/431WTA
- 7956; 7966; 7975; 7995
- All Models
- BDP/PDP
- CLQS1-100T
- CLQSQ-075
- CMA/CMC/GMD1 Gas
- CMA/CMC1/GMD1 Gas
- CMA1-50/CMA3-50/CMC1-50
- CMA2-75/CMA3-75/CMC1-75
- Coleman and Evcon Equipment
- Condenser Fan Motors Electrical Box
- Condensing Upflow Natural Gas Furnaces
- DAYA-F048N135C; DAYH-F060N110C
- DF072 6TON R-22 Medium Efficiency
- DGAA 056-090; DGAH 056;077; DGAM 056;077; DGAT 056-090; DGPA 090; DGPH 090; DLAS 056;075
- DGAA 056; 070
- DGAT; DLAS Gas Furnace Igniters
- Downflow/Horizontal Gas Furnaces
- Downflow/Horizontal Gas Furnaces-90%
- Electric Heat Kits
- GMD1 Gas Furnace
- Gas Control
- HD75
- HVACR Equipment
- Modulating Multi-Position Natural Gas Furnaces
- Natural Gas Furnace
- OMC Oil
- OMC/OMD
- OMD Oil
- OME Oil Furnace
- PBLU Upflow Natural Gas Furnaces
- PD150/175/300/350/BD150/175/300/350
- PD250/30/50/BD50/250
- PTUHB; G8C ALL
- Range Hood Universal Automatic
- Refrigeration
- YPC9
Voltage
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