Since this is a "one-shot" safety

Direct OEM Compatibility: Specifically calibrated for Lochinvar and A

this is a 1-stage integrated furnace control designed for single-stage heating systems only

Is the junction box required for all installations

This Heatcraft OEM replacement fan blade is commonly found in Bohn

Henry Technologies 5602-300 Relief Valve 326058-757 Since this is a "one-shot"The Henry Technologies 5602 300 is an industrial grade refrigeration relief valve engineered for critical overpressure protection in HFC, CFC, and ammonia systems. Built with a 3 4" x 1" FPT connection, this valve features a robust brass body and a 300 PSI factory setting, ensuring precise calibration and system integrity. Its internal construction utilizes a center leading pivot design to provide consistent reseating and minimize seat leakage after