{"product_id":"pentair-77707-0234-tube-sheet-coil-assembly-kit","title":"Pentair 77707-0234 Tube Sheet Coil Assembly Kit","description":"\u003cp\u003eReplaces the heat exchanger (tube sheet coil) on Pentair MasterTemp and Sta-Rite Max-E-Therm 400 heaters (models 400NA, 400LP) built before 1\/12\/09 - Pentair 77707-0234. It circulates pool water through a cupro-nickel coil to absorb heat from the burner, restoring proper heating when the original exchanger leaks or scales. This is an OEM assembly; verify your heater's build date, as post-1\/12\/09 units use a different coil.\u003c\/p\u003e","brand":"Sta-Rite","offers":[{"title":"Default Title","offer_id":52046061666617,"sku":"77707-0234","price":1183.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0686\/2320\/4665\/files\/Sta_Rite_77707-0234_XL.webp?v=1774288321","url":"https:\/\/www.ezpools.com\/products\/pentair-77707-0234-tube-sheet-coil-assembly-kit","provider":"EZ Pools","version":"1.0","type":"link"}