40278 Water Softener Online

The 40278 model is for performance and efficiency. Its "demand-initiated regeneration" (D.I.R.) ensures that the system doesn't waste water or salt on a fixed schedule but instead reacts to actual consumption.

The Kenmore 40278 (420) is a 42,000-grain, cabinet-style water softener designed for households of up to five people. Featuring IntelliSoft® technology and a high-flow valve, this unit removes up to 10 ppm of clear water iron while optimizing salt usage. For more details, visit Kenmore Water Solutions . Softener Comparison Chart - Kenmore - Zendesk 40278 water softener

: Open the salt lid and look for the sticker on the rim to find your full model number (e.g., 625.384020). The 40278 model is for performance and efficiency