This industrial HVAC compressor is built with a 381mm diameter shell

Key Benefits OEM Precision: Direct Lennox 71L03 replacement ensures perfect alignment with the gas manifold and furnace igniter for reliable lighting every cycle

whereas the 51824U is typically configured for SF

While the jacket is sunlight resistant

Dwyer Instruments 2005 Pressure Gage 322838-752 This industrial HVAC compressor isEngineered as the industry standard for monitoring low pressure air and non combustible gases, the Dwyer Instruments 2005 Magnehelic Pressure Gage delivers an accurate 0 5. 0" w. c. range for critical HVACR applications. This differential pressure gage utilizes a frictionless movement with a cobalt magnet and silicone diaphragm, ensuring a 2% full scale accuracy without the risk of fluid evaporation or freezing common in traditional manometers.