{"product_id":"new-dual-solid-state-relay-d2440d-10-random-turn-on-ssr-4-15vdc-input-280vac-40a","title":"New Dual Solid State Relay D2440D-10 Random Turn On SSR 4-15VDC Input 280VAC 40A","description":"\u003ch2\u003eDual Solid State Relay D2440D-10 Random Turn On SSR\u003c\/h2\u003e\u003cp\u003eThis dual solid state relay with random turn on switching is designed for reliable AC load control, accepting a 4-15VDC input and switching up to 280VAC at 40A, making it ideal for industrial automation and HVAC systems. The D2440D-10 SSR provides fast, silent operation with no moving parts.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe dual solid state relay D2440D-10 features random turn on capability for precise phase angle control, suitable for resistive and inductive loads. This SSR is built for high-cycle applications where dependable switching is critical. With its compact design and robust construction, it is a versatile component for OEM and replacement needs.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDual channel design allows independent control of two loads\u003c\/li\u003e\n\u003cli\u003eRandom turn on switching for phase-angle firing applications\u003c\/li\u003e\n\u003cli\u003eInput range 4-15VDC compatible with logic-level signals\u003c\/li\u003e\n\u003cli\u003eOutput rated 280VAC at 40A for medium-power AC loads\u003c\/li\u003e\n\u003cli\u003eOpto-isolated input for safe signal separation\u003c\/li\u003e\n\u003cli\u003eSolid-state construction ensures long service life and no contact wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eD2440D-10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4-15 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e280 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSwitching Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRandom Turn On\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What does random turn on mean in an SSR? \u003cstrong\u003eA:\u003c\/strong\u003e Random turn on means the SSR switches on at any point in the AC cycle, allowing phase-angle control for soft-start or dimming applications, unlike zero-cross SSRs that switch at zero voltage.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is heat sinking required for this relay? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, for continuous operation at 40A, proper heat sinking is essential to maintain the rated current capacity and prevent thermal shutdown.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44962661990486,"sku":"ZZ2Z00641","price":47.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/12_6e1bf39a-cd00-4a30-bc46-0d9eb7f0db87.jpg?v=1781612740","url":"https:\/\/www.solidspare.com\/products\/new-dual-solid-state-relay-d2440d-10-random-turn-on-ssr-4-15vdc-input-280vac-40a","provider":"Solid Spare","version":"1.0","type":"link"}