The Mueller W03030 is a 3/4" x 3/4" (5/8" nominal) 45-degree wrot copper elbow engineered for high-performance HVACR and potable water systems

these clear glass tubes offer a cost-effective solution for replacing clouded or etched indicators

compressors

This precise-fit component supports system longevity by protecting internal electronics from moisture and heat exposure

Constructed from heavy-duty metal to withstand significant thermal cycling

Bard HVAC 8402-092BX Thermal Cut-off The Mueller W03030 is aThe Bard HVAC 8402 092BX thermal cut off (G5AM0400104) is a critical safety device designed to protect HVAC equipment from overheating conditions. This thermal cut off switch is commonly used in Bard wall mount units and other packaged systems, where precise temperature protection is required to prevent component damage. It interrupts the electrical circuit when a preset temperature threshold is reached, helping safeguard compressors, motors, and