Description
While primarily used for natural gas service
Is the HH18HA137 interchangeable with other limit switches
Can I use a generic rectifier for this application
electrode degradation or carbon build-up often leads to soft lockouts or "F4" fault codes
including Robertshaw 41-401 and Honeywell Q4100C9042
Bradford White 239-43201-00 Transition Weldment 340155-7026 While primarily used for naturalThe Bradford White 239 43201 00 Transition Weldment is a precision engineered blower transition replacement designed for specific power vented water heaters. This critical assembly facilitates the stable connection between the exhaust outlet and the draft inducer blower, ensuring efficient flue gas evacuation. Built to professional tolerances, the transition plate prevents air leakage and maintains the pressure integrity required for proper pressure
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy

























