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Smith B4940
4-terminal configuration ensures compatibility with Bard’s factory-installed plug-and-play wiring
Rugged Reliability: Constructed with heat-resistant materials and a robust Body Type #1 for long-term durability in high-heat commercial kitchens
Efficient Power Draw: Consumes only 6
Technicians should perform a resistance check across the sensor leads and compare the ohms against the Maxitrol Series 14 calibration chart for the current ambient temperature
Carrier HK02ZA453 Switch R-22 Smith B4940The Carrier HK02ZA453 Pressure Switch is a critical safety component designed for precise monitoring of internal system pressures in residential heating and commercial HVAC applications. This genuine OEM replacement part is engineered to meet the exact manufacturing tolerances required for Carrier, Bryant, and Payne equipment. Functioning as a high limit safety, this 448 327# pressure switch features a specific actuation range of 448 to 327 PSI,
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