{"product_id":"pentair-easytouch-4p-control-panel-520591-pool-spa-automation-system","title":"Pentair 520591 EasyTouch 4P Control Panel 520591 – Pool \u0026 Spa Automation System","description":"\u003cp data-start=\"554\" data-end=\"915\"\u003eThe \u003cstrong data-start=\"558\" data-end=\"605\"\u003ePentair EasyTouch 4P Control Panel (520591)\u003c\/strong\u003e is a powerful, user-friendly \u003cstrong data-start=\"635\" data-end=\"656\"\u003eautomation system\u003c\/strong\u003e designed to centrally control critical pool and spa equipment. Perfect for residential applications, this panel simplifies management of pumps, heaters, lights, sanitizers, water features, and more—reducing manual operation and improving energy efficiency.\u003c\/p\u003e \u003cp data-start=\"917\" data-end=\"1203\"\u003eWith four industry-standard relays built in, the EasyTouch 4P enables easy scheduling, smarter timing, and coordinated equipment control. Integrated circuits and built-in diagnostics help maintain system health while supporting automated routines that enhance comfort and convenience.\u003c\/p\u003e \u003ch2 data-start=\"1210\" data-end=\"1232\"\u003e\u003cstrong data-start=\"1213\" data-end=\"1230\"\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cstrong data-start=\"558\" data-end=\"605\"\u003ePentair EasyTouch 4P Control Panel (520591) \u003c\/strong\u003eCompatibility\u003c\/strong\u003e\u003c\/h2\u003e \u003cul data-start=\"1233\" data-end=\"1685\"\u003e \u003cli data-start=\"1233\" data-end=\"1286\"\u003e \u003cp data-start=\"1235\" data-end=\"1286\"\u003eDesigned for \u003cstrong data-start=\"1248\" data-end=\"1284\"\u003eresidential pool and spa systems\u003c\/strong\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"1287\" data-end=\"1515\"\u003e \u003cp data-start=\"1289\" data-end=\"1335\"\u003eCompatible with Pentair equipment including:\u003c\/p\u003e \u003cul data-start=\"1338\" data-end=\"1515\"\u003e \u003cli data-start=\"1338\" data-end=\"1371\"\u003e \u003cp data-start=\"1340\" data-end=\"1371\"\u003eIntelliFlo® \u0026amp; SuperFlo® pumps\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"1374\" data-end=\"1405\"\u003e \u003cp data-start=\"1376\" data-end=\"1405\"\u003eMasterTemp® \u0026amp; other heaters\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"1408\" data-end=\"1464\"\u003e \u003cp data-start=\"1410\" data-end=\"1464\"\u003eIntelliBrite®, GloBrite®, and other Pentair lighting\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"1467\" data-end=\"1515\"\u003e \u003cp data-start=\"1469\" data-end=\"1515\"\u003eIntelliChlor® and other sanitization systems\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli data-start=\"1516\" data-end=\"1580\"\u003e \u003cp data-start=\"1518\" data-end=\"1580\"\u003eWorks with Pentair remote interfaces and control peripherals\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"1581\" data-end=\"1637\"\u003e \u003cp data-start=\"1583\" data-end=\"1637\"\u003eIntegrates with legacy Pentair automation components\u003c\/p\u003e \u003c\/li\u003e \u003cli data-start=\"1638\" data-end=\"1685\"\u003e \u003cp data-start=\"1640\" data-end=\"1685\"\u003eSupports standard 120\/240V equipment wiring\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSupplied under part number 520591 for exact-match ordering.\u003c\/li\u003e\n\u003cli\u003eTied to a specific control platform and firmware generation.\u003c\/li\u003e\n\u003cli\u003eShips from our US warehouse with tracking on dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Pentair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part number:\u003c\/strong\u003e 520591\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Pool Automation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping weight:\u003c\/strong\u003e 48 lb\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat part number is this pool automation?\u003c\/h3\u003e\u003cp\u003eThis item is supplied under part number 520591. Match that number against your equipment's parts diagram before ordering.\u003c\/p\u003e\u003ch3\u003eWill this work with my existing control system?\u003c\/h3\u003e\u003cp\u003eAutomation boards and cards are tied to specific platforms and firmware generations and rarely cross between them. Confirm your controller model and firmware revision before ordering.\u003c\/p\u003e\u003ch3\u003eCan I add automation to an older pool?\u003c\/h3\u003e\u003cp\u003eYes, though older equipment may need relays or actuators to be controllable. Single speed pumps and non-communicating heaters can usually be switched but not modulated.\u003c\/p\u003e\u003ch3\u003eHow do I confirm this part fits my equipment?\u003c\/h3\u003e\u003cp\u003eCheck the part number stamped on the component you are replacing, or find it on the parts schematic in your owner's manual. If the number differs or is unreadable, send us your equipment model and serial number and we will verify fitment before you order.\u003c\/p\u003e\u003ch3\u003eHow quickly does this ship?\u003c\/h3\u003e\u003cp\u003eIn-stock items ship from our US warehouse on business days. You will receive tracking by email once the order leaves the warehouse.\u003c\/p\u003e\u003ch3\u003eCan I return it if I ordered the wrong part?\u003c\/h3\u003e\u003cp\u003eUnopened, uninstalled items can be returned within 30 days. Equipment that has been installed or plumbed cannot be returned, so confirm fitment before installation.\u003c\/p\u003e\u003ch3\u003eIs this covered by a warranty?\u003c\/h3\u003e\u003cp\u003eManufacturer warranty terms vary by brand and product. Warranty claims generally require proof of purchase and, on installed equipment, evidence of professional installation.\u003c\/p\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What part number is this pool automation?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"This item is supplied under part number 520591. Match that number against your equipment's parts diagram before ordering.\"}},{\"@type\":\"Question\",\"name\":\"Will this work with my existing control system?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Automation boards and cards are tied to specific platforms and firmware generations and rarely cross between them. 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