{"product_id":"rheem-470004-limit-switch-auto-reset-normally-closed-spst-l160-40f","title":"Rheem 470004 Limit Switch, Auto Reset, Normally Closed, SPST, L160-40F","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eRheem 470004\u003c\/strong\u003e is a reliable limit switch designed for use in heating systems, providing essential safety protection by monitoring temperature thresholds and automatically responding to prevent overheating damage.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 470004\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Rheem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwitch Type:\u003c\/strong\u003e SPST (Single Pole, Single Throw)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReset Type:\u003c\/strong\u003e Auto Reset\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDefault State:\u003c\/strong\u003e Normally Closed (NC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening Temperature:\u003c\/strong\u003e 160°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClosing Temperature:\u003c\/strong\u003e 120°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Differential:\u003c\/strong\u003e 40°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow It Works\u003c\/h3\u003e\n\u003cp\u003eThis limit switch operates on a \u003cstrong\u003eNormally Closed\u003c\/strong\u003e configuration, meaning the circuit remains closed under normal operating conditions. When the temperature reaches the \u003cstrong\u003eopening threshold of 160°F\u003c\/strong\u003e, the switch opens to interrupt the circuit and protect the system. Once the temperature drops back down to \u003cstrong\u003e120°F\u003c\/strong\u003e, the switch automatically resets and closes the circuit — no manual intervention required.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Reset Functionality:\u003c\/strong\u003e Automatically restores operation once safe temperatures are reached, reducing downtime and service calls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNormally Closed Design:\u003c\/strong\u003e Ensures the system operates continuously under normal conditions and only interrupts when a temperature fault is detected\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSPST Configuration:\u003c\/strong\u003e Simple and dependable single pole, single throw switching for straightforward integration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Rheem Part:\u003c\/strong\u003e Designed and specified for compatibility with Rheem heating equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eThis is a genuine \u003cstrong\u003eRheem OEM replacement part\u003c\/strong\u003e. Please verify compatibility with your specific Rheem unit model before ordering. Reference part number \u003cstrong\u003e470004\u003c\/strong\u003e to confirm fitment.\u003c\/p\u003e\n\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.8\" \u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0\" \u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.0\" \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Rheem","offers":[{"title":"Default Title","offer_id":51514287620402,"sku":"470004","price":40.21,"currency_code":"USD","in_stock":true}],"url":"https:\/\/malachypartsplus.com\/es\/products\/rheem-470004-limit-switch-auto-reset-normally-closed-spst-l160-40f","provider":"Malachy Parts+","version":"1.0","type":"link"}