{"product_id":"a-o-smith-100108421-lower-thermostat-electric-wh9","title":"A.o. Smith 100108421 Lower Thermostat Electric WH9","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe A.O. SMITH 100108421 is a lower thermostat designed for electric water heaters operating at 240 volts. It controls the lower heating element in a two-element electric water heater tank, cycling the element on and off to maintain the set water temperature in the lower portion of the tank. This thermostat is a direct replacement component intended for installation by licensed plumbers or water heater service technicians working on residential electric storage water heaters.\u003c\/p\u003e\n\u003cp\u003eThis thermostat is rated for heating applications at 240 volts and is specifically matched to the A.O. SMITH WH9 model series. It is not rated for point-of-use water heaters. Typical installations are in standard tanked electric water heaters found in residential settings where the lower thermostat has failed or requires replacement as part of routine maintenance.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eRated for 240-volt electric water heater systems\u003c\/li\u003e\n  \u003cli\u003eControls lower heating element temperature in dual-element tank water heaters\u003c\/li\u003e\n  \u003cli\u003eOEM-matched replacement for the WH9 model series\u003c\/li\u003e\n  \u003cli\u003eNot suitable for point-of-use water heater models\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as an OEM-style replacement lower thermostat for the A.O. SMITH WH9 electric water heater model series. Do not install on point-of-use model water heaters.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a licensed plumber or qualified water heater service technician. Always shut off electrical power to the water heater at the breaker panel and verify power is off before removing the access panel or handling any electrical components. Drain pressure from the system as appropriate before servicing internal components. Refer to local plumbing and electrical codes for applicable requirements.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 240 volts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Heating\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Model\u003c\/strong\u003e: WH9\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: A.O. SMITH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 100108421\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TAILWIND","offers":[{"title":"Default Title","offer_id":51149601898802,"sku":"100108421","price":25.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/305989282.jpg?v=1778598216","url":"https:\/\/voomisupply.com\/products\/a-o-smith-100108421-lower-thermostat-electric-wh9","provider":"Voomi Supply","version":"1.0","type":"link"}