OEM replacement blocked inlet pressure switch for Lochinvar Knight and A.O. Smith Cyclone commercial boilers and water heaters. Normally closed (NC) safety switch calibrated to -1.0 inch water column setpoint; detects intake restrictions and halts combustion if airflow is compromised. Direct low-voltage connection; fail-safe design prevents incomplete combustion and carbon monoxide risk.
A.O. Smith 100109925 Blocked Inlet Pressure Switch -1.0" W.C.
A.O. Smith
$58.95
In Stock
- OEM / cross-reference
- 9004540215, 193293
- Fits brands
- Lochinvar, A.O. Smith
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A.O. Smith
A.O. Smith 100109925 Blocked Inlet Pressure Switch -1.0" W.C.
- SKU:
- 100109925
- Product Type:
- Blocked Inlet Pressure Switch
- Subcategory:
- Safety Interlock Switch
- Application:
- Commercial
- System Type:
- Boiler, Water Heater
- Installation Type:
- OEM Replacement
- Voltage Class:
- Low Voltage
- Temperature Range:
- -40°F to 150°F
- Pressure Rating:
- 150 PSI
- Fuel Type:
- Natural Gas
- Inlet Size:
- 1/2" to 2"
- Inlet Gas Pressure:
- -1.0" W.C.
- Connection Type:
- Threaded or Flanged
- Connection / Joint:
- NPT or Flange
- Material:
- Stainless Steel or Brass
- Control Type:
- Low Voltage
- Switch Action:
- SPST-NC
Lochinvar & A.O. Smith
100166248
Lochinvar & A.O. Smith 100166248 Pressure Switch 0.95"WC SPDT
Price on request
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