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making it the reliable choice for repairing advanced variable-speed air handlers and gas furnaces
utilizing an adsorption charge (active carbon and CO2) to modulate flow based on temperature fluctuations
offering a versatile solution for legacy system maintenance
OEM Compatibility: Designed as a direct internal replacement for Lennox 103976-01 to ensure seamless integration
you may see a cracked ceramic insulator or excessive carbon buildup that prevents proper current flow
Belimo B277 Valve 320819-301 making it the reliable choiceThe Belimo B277 is a high performance 3" 2 way Characterized Control Valve (CCV) engineered for precise hydronic flow regulation in commercial HVACR systems. Designed with a 70 Cv rating and an equal percentage flow characteristic, this valve is ideal for demanding applications such as air handling units (AHUs), fan coil units, and VAV box reheat coils. The nickel plated forged brass body, combined with a stainless steel ball and stem, ensures maximum