is designed to facilitate the safe and effective purge of combustion by-products through the heat exchanger before ignition

It is designed for standard high-pressure refrigerants compatible with its 235 PSI rating

Which control series is this junction box cover compatible with

specifically models requiring a 3-terminal potential relay configuration

Lennox 99K29 Relay L99H008 is designed to facilitate theThe Lennox 99K29 Blower Overload Relay 20 32A is a critical industrial grade bi metallic thermal overload relay designed primarily for 3 phase blower motor protection in high capacity HVAC systems. This OEM Lennox 99K29 replacement part (also identified as 99K2901) provides precise amperage management within a 20 32A range, effectively shielding motors from phase failure and sustained overcurrent conditions. Engineered for durability, it features