{"product_id":"rheem-42-19737-01-24v-dpst-no-sequencing-relay","title":"Rheem 42-19737-01 24V DPST-NO SEQUENCING RELAY","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eRheem 42-19737-01\u003c\/strong\u003e is a \u003cstrong\u003e24V DPST-NO Sequencing Relay\u003c\/strong\u003e designed as a genuine OEM replacement component for compatible Rheem heating systems. This relay plays a critical role in the sequential operation of heating elements, ensuring safe and efficient system performance.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 42-19737-01\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Rheem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 24V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwitch Type:\u003c\/strong\u003e DPST-NO (Double Pole, Single Throw - Normally Open)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Sequencing Relay\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat is a Sequencing Relay?\u003c\/h3\u003e\n\u003cp\u003eA \u003cstrong\u003esequencing relay\u003c\/strong\u003e controls the timed activation of heating elements within an electric furnace or air handler. By staggering the startup of each heating stage, the sequencing relay prevents large simultaneous power draws, protecting both the equipment and your home's electrical system from sudden surges.\u003c\/p\u003e\n\n\u003ch3\u003eDPST-NO Configuration\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eDouble Pole, Single Throw - Normally Open (DPST-NO)\u003c\/strong\u003e configuration means the relay controls two separate circuits simultaneously, with both circuits remaining open (off) until the relay is energized. Once the 24V control signal is applied, both poles close together, allowing current to flow through the heating circuit in a controlled and reliable manner.\u003c\/p\u003e\n\n\u003ch3\u003eGenuine OEM Replacement\u003c\/h3\u003e\n\u003cp\u003eAs an \u003cstrong\u003eauthentic Rheem replacement part\u003c\/strong\u003e, the 42-19737-01 is manufactured to meet the exact specifications of the original component. Choosing a genuine OEM relay ensures proper fitment, reliable performance, and helps maintain the integrity and warranty compliance of your Rheem system.\u003c\/p\u003e\n\n\u003ch3\u003eImportant Notice\u003c\/h3\u003e\n\u003cp\u003eInstallation of this relay should be performed by a \u003cstrong\u003equalified HVAC technician\u003c\/strong\u003e. Always verify compatibility with your specific Rheem model before purchasing by consulting your unit's documentation or contacting a certified service professional.\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\u003e3.1\" \u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.55\" \u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeight:\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.05\" \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Rheem","offers":[{"title":"Default Title","offer_id":51514503070002,"sku":"42-19737-01","price":30.29,"currency_code":"USD","in_stock":true}],"url":"https:\/\/malachypartsplus.com\/products\/rheem-42-19737-01-24v-dpst-no-sequencing-relay","provider":"Malachy Parts+","version":"1.0","type":"link"}