Weil McLain 510-811-938 Conversion Kit 30067439-890 you likely require the 30-158-A

you likely require the 30-158-A series for proper fitment and electrical sync

Universal E3Point Compatibility: Fits both E3SA standalone and E3SM network monitors

Key Benefits for HVAC Contractors Universal Compatibility: Replaces MA40-7041-501

necessitating a direct OEM replacement to restore system trim

Durability: Rugged housing and high-grade internal components are designed for continuous operation in commercial HVACR and industrial process heating

Weil McLain 510-811-938 Conversion Kit 30067439-890 you likely require the 30-158-AThe Weil McLain 510 811 938 conversion kit is a field critical assembly engineered to safely transition a heating system from natural gas to liquid propane (LP). As a technician, you know that propanes higher BTU contentapproximately 2,500 BTU ft versus 1,000 BTU ft for natural gasrequires precise air to fuel ratios to prevent soot buildup or heat exchanger damage. This LP conversion kit includes a dedicated gas valve, exact tolerance burner orifices,