40278 Water Softener Jun 2026

The water softener represents a rare intersection of geology and convenience. It is the bridge between the mineral-rich earth and the delicate mechanics of modern living. Whether it carries a label like

: Effectively reduces up to 8–10 parts per million (ppm) of clear water iron, preventing those unsightly orange stains on laundry and fixtures. Installation & Specifications 40278 water softener

Kenmore 40278 (often identified in manuals as part of the Kenmore 420 series, model 625.384200) is a high-efficiency 40,000-grain water softener designed for households of 1 to 5 people. This system uses IntelliSoft® technology The water softener represents a rare intersection of

A secondary tank holding saltwater (brine) used to clean the resin during regeneration. Maintenance & Troubleshooting For appliances, water heaters, and soap lather, you

Conditioners do not lower the PPM of calcium. For appliances, water heaters, and soap lather, you need a real softener. The 40278 uses salt because salt works . You will use about 3 bags per month for a family of four—around $15 to $20 in consumables.