avoid using metal bits or reamers that could enlarge the opening

With a rating of 120/240 VAC at 10 Amps

The BDHE-136 features a robust metal construction to resist shear forces and environmental corrosion

maintaining optimal refrigerant flow throughout the liquid line

Standardized Installation: Single-bolt mounting flange allows for rapid swap-outs during diagnostic service calls

Lennox 47K20 Transformer avoid using metal bits orThe Lennox 47K20 Transformer is a heavy duty step down control transformer engineered for high demand HVAC low voltage control circuits. Designed to provide a reliable 24V secondary output from a 208 240V primary input, this 40VA Class 2 transformer ensures consistent power delivery to contactors, relays, and integrated furnace control boards. This unit is a direct OEM replacement part and is technically identical to the Lennox 47K2001 and the