{"product_id":"l7805-l7812-step-down-voltage-regulator-module-5v-12v","title":"L7805 L7812 Voltage Regulator Module – 5V \/ 12V DC Output","description":"\u003ch2\u003eL7805 \/ L7812 Step-Down Voltage Regulator Power Supply Module\u003c\/h2\u003e\n\u003cp\u003eGet rock-solid, regulated DC output for your electronics projects with this compact \u003cstrong\u003eL7805 \/ L7812 Voltage Regulator Board\u003c\/strong\u003e. Available in two output options — \u003cstrong\u003e5V (L7805)\u003c\/strong\u003e and \u003cstrong\u003e12V (L7812)\u003c\/strong\u003e — this module uses a linear voltage regulator IC to deliver clean, stable power to microcontrollers, sensors, industrial control boards, and DIY electronics builds. Made in China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Specification Options:\u003c\/strong\u003e Choose between L7805 (5V output) or L7812 (12V output) to match your exact project requirements. Linear regulation ensures a precise, stable output voltage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In Heat Sink:\u003c\/strong\u003e The onboard heat sink dissipates heat efficiently, allowing continuous high-current operation without thermal shutdown — extending module reliability and lifespan.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced Filter Circuit:\u003c\/strong\u003e Large-capacity electrolytic capacitors and dedicated filter components suppress input\/output noise and interference, delivering pure voltage to protect sensitive downstream components.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSolder-Free Spring Terminals:\u003c\/strong\u003e Spring-type screw terminals make wiring fast and tool-free — no soldering required. Ideal for rapid prototyping, on-site debugging, and field maintenance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact PCB with Mounting Holes:\u003c\/strong\u003e The miniaturized 4.5 × 2 cm PCB fits easily into enclosures and panels. Pre-drilled mounting holes make permanent installation straightforward.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTTL-Compatible Interface:\u003c\/strong\u003e Communication interface: TTL, compatible with most common microcontroller platforms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V (L7805) or 12V (L7812)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTTL\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSurface Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePCB Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 4.5 × 2 cm (1.77 × 0.79 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Includes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × Voltage Regulator Module\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 China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis module is perfect for \u003cstrong\u003eelectronics hobbyists, engineers, and makers\u003c\/strong\u003e who need a reliable, drop-in power regulation solution for single-board computers, Arduino\/MCU projects, small industrial control systems, robotics, and DIY automation setups.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/25-in-1-precision-magnetic-screwdriver-set-pro-repair-tool-kit\"\u003e25-in-1 Precision Magnetic Screwdriver Set | Pro Repair Kit\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/waterproof-cable-gland-set-pg7-pg9-nylon-connectors-10-pack\"\u003e10-Pack Waterproof Cable Glands PG7 PG9 Nylon Connectors\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-rubber-strain-relief-cord-boot-protector-sleeves-4-6-5-2-6mm\"\u003e10-Pack Rubber Strain Relief Cord Boot Protectors 4.6–6mm\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the difference between the L7805 and L7812 voltage regulator modules?\u003c\/h4\u003e\n\u003cp\u003eA: The \u003cstrong\u003eL7805\u003c\/strong\u003e module outputs a regulated \u003cstrong\u003e5V DC\u003c\/strong\u003e, making it ideal for powering microcontrollers, logic circuits, and USB-standard devices. The \u003cstrong\u003eL7812\u003c\/strong\u003e module outputs a regulated \u003cstrong\u003e12V DC\u003c\/strong\u003e, suited for motors, relays, and other 12V electronics. Both use a linear regulator IC for stable, accurate output.\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need to solder wires to use this voltage regulator board?\u003c\/h4\u003e\n\u003cp\u003eA: No soldering is required. The module features \u003cstrong\u003espring-type screw terminals\u003c\/strong\u003e that allow you to connect input and output wires quickly and securely without any soldering tools, making it ideal for prototyping and field use.\u003c\/p\u003e\n\u003ch4\u003eQ: What input voltage range does this module support?\u003c\/h4\u003e\n\u003cp\u003eA: While the product listing specifies output at 5V or 12V, standard L7805\/L7812 linear regulators typically require an input voltage \u003cstrong\u003eat least 2–3V higher\u003c\/strong\u003e than the output (e.g., ~7–8V+ for the L7805, ~14–15V+ for the L7812). Always ensure your input supply exceeds the output voltage sufficiently for stable regulation.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this module suitable for Arduino or Raspberry Pi projects?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The compact PCB size, TTL-compatible interface, and stable 5V output (L7805 variant) make this module well-suited for powering \u003cstrong\u003eArduino boards, Raspberry Pi accessories, sensors, and other microcontroller-based projects\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the difference between the L7805 and L7812 voltage regulator modules?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The L7805 module outputs a regulated 5V DC, making it ideal for powering microcontrollers, logic circuits, and USB-standard devices. The L7812 module outputs a regulated 12V DC, suited for motors, relays, and other 12V electronics. Both use a linear regulator IC for stable, accurate output.\"}}, {\"@type\": \"Question\", \"name\": \"Do I need to solder wires to use this voltage regulator board?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No soldering is required. The module features spring-type screw terminals that allow you to connect input and output wires quickly and securely without any soldering tools, making it ideal for prototyping and field use.\"}}, {\"@type\": \"Question\", \"name\": \"What input voltage range does this module support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"While the product listing specifies output at 5V or 12V, standard L7805\/L7812 linear regulators typically require an input voltage at least 2–3V higher than the output (e.g., ~7–8V+ for the L7805, ~14–15V+ for the L7812). 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The compact PCB size, TTL-compatible interface, and stable 5V output (L7805 variant) make this module well-suited for powering Arduino boards, Raspberry Pi accessories, sensors, and other microcontroller-based projects.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/sdf9i0-k1.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Components \u0026 Modules\", \"item\": \"https:\/\/sdf9i0-k1.myshopify.com\/collections\/components-modules\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"L7805 L7812 Voltage Regulator Module – 5V \/ 12V DC Output\", \"item\": \"https:\/\/sdf9i0-k1.myshopify.com\/products\/l7805-l7812-step-down-voltage-regulator-module-5v-12v\"}]}\u003c\/script\u003e","brand":"QXL","offers":[{"title":"5V","offer_id":46964222263495,"sku":"14:771#5V","price":10.27,"currency_code":"USD","in_stock":true},{"title":"12V","offer_id":46964222296263,"sku":"14:193#12V","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/8314\/9255\/files\/Sfcf1b025b107431889642bfada386ad0e.webp?v=1786057536","url":"https:\/\/qxlcustomerservice.com\/products\/l7805-l7812-step-down-voltage-regulator-module-5v-12v","provider":"QXL","version":"1.0","type":"link"}