{"product_id":"ac-solenoid-valve-coil-tester-rotation-detection-key-ring-tool","title":"AC Solenoid Valve Coil Tester \u0026 Rotation Detection Key Ring Tool","description":"\n\u003ch2\u003eCompact AC Solenoid Valve Coil Tester \u0026amp; Rotation Checker\u003c\/h2\u003e\n\u003cp\u003eWhether you're a plumber, heating contractor, or HVAC technician, this \u003cstrong\u003eAC Solenoid Valve Coil Detection \u0026amp; Rotation Tester\u003c\/strong\u003e is the must-have pocket diagnostic tool. Small enough to hang on your key ring, this PP-constructed tester lets you quickly confirm AC coil activity and pump rotation direction on the job — no bulky equipment needed.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love This Tester\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstant AC Coil Detection:\u003c\/strong\u003e Quickly diagnose AC solenoid valve coils in refrigeration systems, oil burner solenoid valves, and circulation pumps — saving you time and guesswork on every service call.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRotation Direction Check:\u003c\/strong\u003e Verify circulating pump rotation direction at a glance, preventing costly installation errors and equipment damage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKey-Ring Portable:\u003c\/strong\u003e Measuring just 5 cm × 1.6 cm (1.97″ × 0.63″), this tool slips onto your key ring or tool belt for always-ready access in tight spaces.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable PP Construction:\u003c\/strong\u003e Made from robust polypropylene (PP) material engineered for long-lasting performance across a wide range of working environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Function Versatility:\u003c\/strong\u003e Beyond circulation pumps, use it to check oil burner solenoid valves and other AC-powered coil applications — one small tool, many jobs covered.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable in 1 or 2-Pack:\u003c\/strong\u003e Choose a single unit or grab a two-pack so you always have a spare on hand.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePP (Polypropylene)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 cm × 1.6 cm \/ 1.97″ × 0.63″\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC Coil Detection, Solenoid Valve Testing, Rotation Direction Check\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible With\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCirculation Pumps, Refrigeration Solenoid Valves, Oil Burner Solenoid Valves\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× (or 2×) Rotation Tester \u0026amp; AC Solenoid Coil Detection Key\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Please allow 1–2 cm measurement tolerance due to manual measurement processes.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Tools You May Need\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/hex-shank-wire-twister-drill-attachment-rebar-tie-tool\"\u003e1\/4\" Hex Shank Wire Twister Drill Attachment | Rebar Tie Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-2-5mm-hss-twist-drill-bits-micro-straight-shank-set\"\u003e10-Pack 2.5mm HSS Twist Drill Bits – Micro Straight Shank Set\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on electrical safety when working with AC-powered equipment and solenoid valves, refer to the \u003ca href=\"https:\/\/www.osha.gov\/electrical\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA Electrical Safety Standards\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What types of solenoid valves can this AC coil detection tester check?\u003c\/h4\u003e\n\u003cp\u003eA: This solenoid valve coil detection tool is designed to test AC-powered coils in a variety of applications, including refrigeration solenoid valves, oil burner solenoid valves, and circulating pump coils. It is a versatile, multi-function diagnostic key for HVAC and plumbing professionals.\u003c\/p\u003e\n\u003ch4\u003eQ: How does the rotation tester work for circulating pumps?\u003c\/h4\u003e\n\u003cp\u003eA: The rotation tester detects and indicates the direction of rotation of a circulating pump. Simply use the tool near the pump coil to verify whether the pump is rotating in the correct direction, helping prevent costly installation mistakes and equipment malfunctions.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this tester safe to carry on a key ring?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! At just 5 cm × 1.6 cm, this compact PP tester is specifically designed to attach to a standard key ring, making it easy for plumbers, heating contractors, and HVAC technicians to carry it at all times for fast on-the-spot diagnostics.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the difference between the 1-pack and 2-pack options?\u003c\/h4\u003e\n\u003cp\u003eA: Both packs contain the same solenoid valve coil detection and rotation tester tool. The 2-pack simply provides an additional unit — ideal for keeping a backup or sharing between team members on multi-technician jobs.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What types of solenoid valves can this AC coil detection tester check?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This solenoid valve coil detection tool is designed to test AC-powered coils in a variety of applications, including refrigeration solenoid valves, oil burner solenoid valves, and circulating pump coils. It is a versatile, multi-function diagnostic key for HVAC and plumbing professionals.\"}}, {\"@type\": \"Question\", \"name\": \"How does the rotation tester work for circulating pumps?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The rotation tester detects and indicates the direction of rotation of a circulating pump. 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The 2-pack simply provides an additional unit — ideal for keeping a backup or sharing between team members on multi-technician jobs.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Tools \u0026 Hardware\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/collections\/tools-hardware\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"AC Solenoid Valve Coil Tester \u0026 Rotation Detection Key Ring Tool\", \"item\": \"https:\/\/0i45ne-c8.myshopify.com\/products\/ac-solenoid-valve-coil-tester-rotation-detection-key-ring-tool\"}]}\u003c\/script\u003e","brand":"Zpaxo","offers":[{"title":"2PCS C","offer_id":54164997865782,"sku":"14:10#2PCS C","price":72.55,"currency_code":"USD","in_stock":true},{"title":"1PCS C","offer_id":54164997898550,"sku":"14:350853#1PCS C","price":38.32,"currency_code":"USD","in_stock":true},{"title":"1PCS B","offer_id":54164997931318,"sku":"14:350850#1PCS B","price":37.88,"currency_code":"USD","in_stock":true},{"title":"1PCS A","offer_id":54164997964086,"sku":"14:350686#1PCS A","price":37.88,"currency_code":"USD","in_stock":true},{"title":"2PCS A","offer_id":54164997996854,"sku":"14:29#2PCS A","price":72.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/7774\/3158\/files\/A77c682ebfe334637a3759536bd929ef4R.webp?v=1782617149","url":"https:\/\/0i45ne-c8.myshopify.com\/products\/ac-solenoid-valve-coil-tester-rotation-detection-key-ring-tool","provider":"Zpaxo","version":"1.0","type":"link"}