{"product_id":"fotek-hpr-80da-h-solid-state-relay-80a-dc-ac-ssr","title":"FOTEK HPR-80DA-H 80A Solid State Relay | DC to AC SSR","description":"\n\u003ch2\u003eFOTEK HPR-80DA-H Solid State Relay – 80A High-Power DC Control AC\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eFOTEK HPR-80DA-H Solid State Relay (SSR)\u003c\/strong\u003e is a high-performance, 80-amp DC-to-AC solid state relay designed for industrial automation, temperature control systems, and heavy-duty switching applications. With no mechanical moving parts, it offers silent, spark-free operation and exceptional longevity compared to traditional electromechanical relays.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e HPR-80DA-H (80A DC Input \/ AC Output)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Current Capacity:\u003c\/strong\u003e Rated at 80 amps for demanding industrial loads\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSolid State Design:\u003c\/strong\u003e No moving parts for reliable, maintenance-free switching\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDC-to-AC Control:\u003c\/strong\u003e Compatible with standard DC control signals to switch AC loads\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Durable plastic housing for lightweight installation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eZero-Crossing Switching:\u003c\/strong\u003e Reduces electrical interference and extends connected equipment life\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible with FOTEK \/ Yangming systems\u003c\/strong\u003e and similar industrial control platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eIndustrial heating and temperature control panels\u003c\/li\u003e\n  \u003cli\u003eCNC machines and automated manufacturing equipment\u003c\/li\u003e\n  \u003cli\u003eMotor and pump control circuits\u003c\/li\u003e\n  \u003cli\u003ePLC and microcontroller-driven switching systems\u003c\/li\u003e\n  \u003cli\u003ePower distribution and load management\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFOTEK \/ Yangming Compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHPR-80DA-H\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSolid State Relay (SSR)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Signal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC Input\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\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\u003eWhy Choose a Solid State Relay?\u003c\/h3\u003e\n\u003cp\u003eUnlike traditional mechanical relays, solid state relays (SSRs) switch electrical loads electronically with no physical contacts. This results in faster switching speeds, zero arcing, less electromagnetic interference, and a significantly longer service life — making them the preferred choice for precision industrial control. Learn more about safe electrical standards from \u003ca href=\"https:\/\/www.osha.gov\/electrical\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA's Electrical Safety Guidelines\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does the HPR-80DA-H solid state relay do?\u003c\/h4\u003e\n\u003cp\u003eA: The HPR-80DA-H is a solid state relay that uses a DC control signal to switch an AC output load of up to 80 amps. It is commonly used in industrial temperature controllers, heaters, motors, and automated systems where reliable, high-current switching is required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this relay compatible with FOTEK and Yangming control systems?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The HPR-80DA-H is designed for compatibility with FOTEK and Yangming industrial control systems, as well as other standard PLC and microcontroller-based automation platforms that use DC control signals.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What are the advantages of a solid state relay over a mechanical relay?\u003c\/h4\u003e\n\u003cp\u003eA: Solid state relays have no moving parts, which means they operate silently, produce no arcing or sparking, switch faster, generate less electromagnetic interference, and have a much longer operational lifespan than traditional mechanical relays — making them ideal for high-cycle industrial applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What current and load type can this relay handle?\u003c\/h4\u003e\n\u003cp\u003eA: The HPR-80DA-H is rated for up to 80 amps of AC output current, making it suitable for high-power industrial loads such as large heating elements, motors, and heavy-duty electrical equipment.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does the HPR-80DA-H solid state relay do?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The HPR-80DA-H is a solid state relay that uses a DC control signal to switch an AC output load of up to 80 amps. 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