Compatible with suburban water heater parts: SW4D/ SW6D/ SW6DE/ SW6DEL/ SW6DEM/ SW6DM/ SW10D/ SW10DE/ SW10DEL/ SW10DEM/ SW10DM/ SW12D/ SW12DE/ SW12DEL/ SW12DEM/ SW16D/ SW16DE/ SW16DEL/ SW16DEM
Compatibility With Suburban Water Heater DD-17-DSI, NT-12S, NT-12SE, NT-16S, NT-20S, NT-16SE, NT-20SE, NT-24S, NT-24SP, NT-24M, NT-25K, NT-30SP, NT-34S, NT-42T, SF-20, SF-20F, SF-25, SF-25F, SF-30, SF-30F, SF-35, SF-35F, SF-42, SF-42F. Will not work on NT-45S model.