{"product_id":"pentair-water-pressure-switch-42001-0060s","title":"Pentair Water Pressure Switch  42001-0060S","description":"\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgPEAA\" data-complete=\"true\" data-processed=\"true\"\u003e\n\u003cspan data-subtree=\"aimfl\" data-processed=\"true\"\u003eThe \u003c\/span\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\"\u003e\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\"\u003e\u003cspan\u003e\u003ca class=\"SmjhRb bqYA2d\" data-cid=\"4826788692078700529\" data-pid=\"15870202072506248692\" data-iid=\"8879066820943649584\" data-link-behavior=\"nocobrowse\" role=\"link\" id=\"pvlinkuWviat_jD-Gk0PEPrcjmyAU_6prwvc_1\" aria-describedby=\"pvlink-desc-uWviat_jD-Gk0PEPrcjmyAU_6prwvc_2\" data-ved=\"2ahUKEwifpO7B1t2XAxVhEjQIHS2kGVkQxa4PeggIAggBCA8QAQ\" href=\"https:\/\/www.google.com\/search?ibp=oshop\u0026amp;prds=pvt:hg,pvo:29,mid:576462304417655438,imageDocid:8879066820943649584,gpcid:13551271903744000567,headlineOfferDocid:15870202072506248692,catalogid:4179382437996448572,productDocid:4826788692078700529,rds:PC_13551271903744000567%7CPROD_PC_13551271903744000567\u0026amp;q=product\u0026amp;sa=X\u0026amp;ved=2ahUKEwifpO7B1t2XAxVhEjQIHS2kGVkQxa4PeggIAggBCA8QAQ\" data-processed=\"true\" tabindex=\"0\"\u003ePentair 42001-0060S\u003c!--TgQPHd|||[]--\u003e\u003c\/a\u003e\u003c!--TgQPHd|||[[[\u0026quot;8879066820943649584\u0026quot;,\u0026quot;4179382437996448572\u0026quot;,\u0026quot;4826788692078700529\u0026quot;,\u0026quot;15870202072506248692\u0026quot;,null,\u0026quot;13551271903744000567\u0026quot;,\u0026quot;576462304417655438\u0026quot;,null,\u0026quot;hg\u0026quot;,\u0026quot;PC_13551271903744000567|PROD_PC_13551271903744000567\u0026quot;,null,null,null,null,null,null,null,null,null,29,null,null,null,null,null,null,null,null,\u0026quot;Pentair Water Pressure Switch\u0026quot;,null,null,\u0026quot;1399514789446192122\u0026quot;,null,null,null,null,\u0026quot;PENTAIR 42001-0060S\u0026quot;,[null,\u0026quot;PENTAIR 42001-0060S\u0026quot;,null,1],null,null,null,0,\u0026quot;ErcCCvcBQUREYldlWWRudDBIVnBIMXNfZ2t0V044NzVkWTI3dXpiWnBuNDhRRFA5cS1jMGstRk45Y1gtYUswZXNHdFVPU0NYMHdwY0stdnlLX3dJVm5aRkFlcWFQLUkzUjF3bUctY3RzU3RvbmF2RU1ob0E4RWxJUFY0NHFDUV9Tb2JRdjU3MnpLVVRON2N6d1NVQXFxWGRZWDlPOWl1T2NKSTNIMk5oQzY5UHZJbENTdDY1ZXFUTm1uUkUzU1pvbTBQZmFtZ1pSeHM5ckxQNXZUMzlFR2dKNzllV3dhZ1MtX2NjNUN4RjJsQkk2a0Q4MHowd3MwY0pMekRaQRIXdVd2aWF0X2pELUdrMFBFUHJjam15QVUaIkFITjBFN0djUEFnS3F4dEhzNXNsT0FaRm1taHVfUl95elE\u0026quot;,null,null,1],null,0,1,\u0026quot;EvEFCuUFIuIFaHR0cHM6Ly93d3cuZ29vZ2xlLmNvbS9zZWFyY2g_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\u0026quot;,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[null,1,0,1,null,null,null,null,null,null,null,null,[251717,null,1],null,null,[{\u0026quot;395\u0026quot;:[null,null,null,[null,[45740000,\u0026quot;USD\u0026quot;],5,5,null,\u0026quot;Pentair Water Pressure Switch\u0026quot;,null,[\u0026quot;8879066820943649584\u0026quot;,1,154]]],\u0026quot;470\u0026quot;:[[\u0026quot;15870202072506248692\u0026quot;,\u0026quot;4826788692078700529\u0026quot;,null,\u0026quot;13551271903744000567\u0026quot;,null,null,\u0026quot;5308129308\u0026quot;,null,\u0026quot;1399514789446192122\u0026quot;,45740000,\u0026quot;USD\u0026quot;,null,null,null,[\u0026quot;15870202072506248692\u0026quot;,\u0026quot;16621538624529727074\u0026quot;,null,\u0026quot;1793192512224233\u0026quot;,\u0026quot;1793192512224233\u0026quot;,\u0026quot;1793192512224233\u0026quot;],null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[[\u0026quot;15870202072506248692\u0026quot;,\u0026quot;16621538624529727074\u0026quot;,null,\u0026quot;1793192512224233\u0026quot;,\u0026quot;1793192512224233\u0026quot;,\u0026quot;1793192512224233\u0026quot;],null,\u0026quot;15870202072506248692\u0026quot;,\u0026quot;5308129308\u0026quot;,null,null,1,[[1793223611692671,79885559,1244193556],null,0],null,\u0026quot;4037P-DB\u0026quot;,\u0026quot;en\u0026quot;,[\u0026quot;5308129308\u0026quot;,0,\u0026quot;https:\/\/poolaqua.com\u0026quot;,\u0026quot;PoolAqua.com\u0026quot;],null,null,[[[5308129308,[],null,[[\u0026quot;15870202072506248692\u0026quot;,[1,\u0026quot;USD\u0026quot;,9880000,null,null,30,2],[[1793296800],[2026,10,30],[2026,11,3],1,4,null,90,2,null,null,6],0,null,1,null,null,0,null,1]]]]],1,null,null,null,null,null,1,null,[990535,996368,993854,979220,892142],null,[4,22,23,25,131097,262169,28,36,16908324,17039396,134545444,218431524,54,55,16842807,69,85,151,1,7,21,65557,131093,24,46,44,49,51,458803,56,57,58,72,82,84]],\u0026quot;4179382437996448572\u0026quot;,[\u0026quot;13551271903744000567\u0026quot;,\u0026quot;1\u0026quot;,null,null,\u0026quot;1793156163704592\u0026quot;],[\u0026quot;4826788692078700529\u0026quot;,\u0026quot;73768450\u0026quot;,\u0026quot;1793221118926732\u0026quot;],null,null,null,null,null,null,null,null,null,null,[1,71570000,96330000]]],\u0026quot;481\u0026quot;:[26]}],null,null,null,null,[null,null,\u0026quot;\/search?ibp\\u003doshop\\u0026prds\\u003dpvt:hg,pvo:29,mid:576462304417655438,imageDocid:8879066820943649584,gpcid:13551271903744000567,headlineOfferDocid:15870202072506248692,catalogid:4179382437996448572,productDocid:4826788692078700529,rds:PC_13551271903744000567%7CPROD_PC_13551271903744000567\\u0026q\\u003dproduct\u0026quot;]],0],\u0026quot;\u0026quot;,\u0026quot;\u0026quot;]--\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e is a \u003cmark class=\"b6AQX\" data-wiz-attrbind=\"class=iMzdff_11\/cFwyDc\" data-sfc-root=\"c\" data-ved=\"2ahUKEwifpO7B1t2XAxVhEjQIHS2kGVkQuJAPeggIAggBCA8QAg\" data-complete=\"true\" data-sae=\"\"\u003egenuine OEM \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eWater Pressure Switch\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e used primarily as a safety device in pool and spa heaters\u003c!--TgQPHd|||[[[null,null,null,null,null,null,null,null,null,null,null,null,[247864,null,0]]]]--\u003e\u003c\/mark\u003e.\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=iMzdff_1c\/fLk2Md\" data-sfc-root=\"c\" data-complete=\"true\" data-sae=\"\"\u003eCore Functions \u0026amp; Specifications\u003c!--TgQPHd|||[[2,[null,null,null,null,null,null,null,null,null,null,null,null,[351768,null,0]],null,null,1]]--\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"XSq4R KI3fJ\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgUEAA\" data-complete=\"true\" data-processed=\"true\"\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgUEAM\" data-complete=\"true\" data-sae=\"\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003ePurpose:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e It monitors water flow by sensing pressure inside the heater's manifold. If water flow drops or is restricted, the switch opens to \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eshut off the burner\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e, preventing dry firing, hazardous overheating, and melting of internal components.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgUEAg\" data-complete=\"true\" data-sae=\"\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eFactory Settings:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e It is set to close at a \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e3 psi cut-in rating\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e (adjustable if required by specific plumbing elevations).\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgUEAs\" data-complete=\"true\" data-sae=\"\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eCross-References:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e You may see this part listed under alternate codes like \u003cem class=\"zhvwWe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e420010060S\u003c!--TgQPHd|||[]--\u003e\u003c\/em\u003e, \u003cem class=\"zhvwWe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e6290-410\u003c!--TgQPHd|||[]--\u003e\u003c\/em\u003e, \u003cem class=\"zhvwWe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003ePEN420010060S\u003c!--TgQPHd|||[]--\u003e\u003c\/em\u003e, or the manufacturer stamp \u003cem class=\"zhvwWe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eV7-2B27E9\u003c!--TgQPHd|||[]--\u003e\u003c\/em\u003e.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=iMzdff_2m\/fLk2Md\" data-sfc-root=\"c\" data-complete=\"true\" data-sae=\"\"\u003eEquipment Compatibility\u003c!--TgQPHd|||[[2,[null,null,null,null,null,null,null,null,null,null,null,null,[351768,null,0]],null,null,1]]--\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgaEAA\" data-complete=\"true\" data-processed=\"true\"\u003eThis pressure switch is universally compatible with standard residential and commercial heating units across several Pentair lines:\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"XSq4R KI3fJ\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgcEAA\" data-complete=\"true\" data-processed=\"true\"\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgcEAM\" data-complete=\"true\" data-sae=\"\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003ePentair MasterTemp:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Fits all sizes (125, 175, 200, 250, 300, and 400 BTU models) in both Natural Gas (NA) and Propane (LP) configurations.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgcEAQ\" data-complete=\"true\" data-sae=\"\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eSta-Rite Max-E-Therm:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Works seamlessly across the entire heater line.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgcEAU\" data-complete=\"true\" data-sae=\"\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003ePentair ETi 400:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Compatible with high-efficiency commercial\/residential models.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=iMzdff_3m\/fLk2Md\" data-sfc-root=\"c\" data-complete=\"true\" data-sae=\"\"\u003eTroubleshooting: The \"ERR PS\" or \"Service System\" Light\u003c!--TgQPHd|||[[2,[null,null,null,null,null,null,null,null,null,null,null,null,[351768,null,0]],null,null,1]]--\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQghEAA\" data-complete=\"true\" data-processed=\"true\"\u003eIf your heater's digital display reads \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\"\u003e\"ERR PS\"\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e or triggers the \u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\"\u003e\"Service System\"\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e light, the pressure switch circuit is open. Before assuming the part itself is broken, check the following mechanical issues:\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003col class=\"T9WCjf qkgVBf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\"\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQglEAE\" data-complete=\"true\" data-sae=\"\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eDirty Pool Filter:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Reduced flow through a dirty filter or a clogged pump basket lowers the pressure below 3 psi, preventing the heater from firing. Backwash or clean your filters first.\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQglEAY\" data-complete=\"true\" data-sae=\"\"\u003e\n\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eValves Misaligned:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Ensure your pool\/spa suction and return valves are fully open to the heater path.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQglEAk\" data-complete=\"true\" data-sae=\"\"\u003e\u003cspan class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" aria-owns=\"action-menu-parent-container\"\u003e\u003cstrong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"\u003eInternal Bypass Issues:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e If a thermal regulator or internal bypass valve is cracked or failing, it can starve the pressure side of the manifold, failing to trip the switch.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":68007272579322,"sku":"42001-0060S","price":119.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0857\/5854\/2074\/files\/PENTAIR42001-0060S.webp?v=1793223839","url":"https:\/\/holidaypools.com\/products\/pentair-water-pressure-switch-42001-0060s","provider":"My Store","version":"1.0","type":"link"}