Superior Acoustic Dampening: High-density insulation effectively absorbs high-frequency compressor whine and mechanical vibration

Its internal pilot-operated design allows for high-volume capacity

the 0794090 contains the elastomers for the relief valve and the check discs and seat O-rings for both check assemblies

it maintains precise control over a wide temperature range of 20°F to 250°F

Lennox 37912 Base Fuse R-448A Superior Acoustic Dampening: High-density insulationThe Lennox 37912 Base Fuse is a critical heavy duty 60 Amp fuse block specifically engineered for high voltage protection in residential and commercial HVACR systems. As a 3 pole open style fuse holder, this unit serves as the primary sacrificial safeguard for your electrical circuit, managing surges up to 250V. Designed for reliability in the field, this OEM replacement part (alternatively identified as Lennox P 8 5848) features robust box lug