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The Lochinvar RLY2046 is an electric temperature control used in Copper-Fin II CH/CF/CP 401-751 boilers, water heaters, and pool heaters. It functions as an electronic temperature control board with manufacturer part number 100208487 and MPN RLY2046. The module fits multiple CH, CFL, CFN, CHL and CHN series models and is applicable to units produced before serial number A05H00173023 as a replacement part.
Electronic temperature control board RLY2046 (Manufacturer part number 100208487) for Lochinvar Copper-Fin II CH/CF/CP 401-751 series
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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