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Common Questions How do I diagnose a faulty York flame sensor
The Ranco A30-263 provides specialized constant differential temperature control for various high-pressure refrigeration systems
leak-free fit in tight mechanical envelopes
The large backlit digital display and intuitive push-button interface provide the reliability expected by service contractors managing Bard wall-mount units or standard split systems
Key Benefits Fail-Safe Reliability: True mechanical spring return ensures positive close-off on airtight dampers during power outages
Resideo L4081B1096 Control 340155-7026 Common Questions How do IThe Resideo L4081B1096 Aquastat Controller is a high performance immersion style dual limit control engineered for gas or oil fired hydronic heating systems. As a critical component for boiler water temperature regulation, it features two independent SPST snap action switches driven by a single liquid filled sensing element. This High Low Limit and Circulator Aquastat provides a high limit operating range of 130F to 240F and a low limit circulator
US$ 85.00
US$ 350.00
US$ 49.99
US$ 31.99