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This is the exact ICP part 48SS400626 installed at the factory in the 48TMX030 — not a will-fit substitute. Fitment guaranteed — free returns if it doesn't fit.
| OEM Part Number | 48SS400626 |
| Brand | ICP |
| Condition | New — genuine OEM |
Watch for: Loud humming, scraping, or rattling at startup, short-cycling before ignition, error codes pointing to draft or pressure. Catching it early protects the components around it.
Kill power at the service switch and confirm with a meter. Photograph the wiring and the pressure-switch hose routing before touching anything. Remove the vent connector and the mounting screws, swap the assembly, and seat the new gasket evenly to prevent flue leaks. Transfer the pressure-switch hose, restore power, and verify the switch proves within a few seconds of spin-up. If it won't close, check the hose and condensate drain before condemning parts.
Is this the exact OEM part for my 48TMX030? Yes — verified factory fitment for that model.
Not sure of your model? Chat with Mike with the number from your unit's nameplate and we'll confirm before you order.