{"product_id":"em300s12dc-300w-outdoor-magnetic-12vdc-transformer","title":"EM300S12DC 300W Outdoor Magnetic 12VDC Transformer","description":"\u003ch3\u003eEM300S12DC 300W Outdoor Magnetic 12VDC Transformer\u003c\/h3\u003e\n\u003cp\u003eThe EM300S12DC is a 300W outdoor magnetic DC transformer \/ LED driver designed for compatible 12VDC low voltage lighting loads. The encapsulated transformer is protected by a NEMA 3R black powder-coated steel enclosure with manual reset circuit protection.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose the EM300S12DC?\u003c\/h3\u003e\n\u003cp\u003e✔ \u003cstrong\u003e300W 12VDC Capacity\u003c\/strong\u003e\u003cbr\u003eProvides up to 300W of single-circuit DC power for compatible lighting systems.\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003eOutdoor NEMA 3R Housing\u003c\/strong\u003e\u003cbr\u003eBlack powder-coated steel enclosure is built for protected outdoor installations.\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003eManual Reset Breakers\u003c\/strong\u003e\u003cbr\u003ePrimary and secondary breakers provide dedicated transformer protection.\u003c\/p\u003e\n\u003cp\u003e✔ \u003cstrong\u003e90% Efficiency\u003c\/strong\u003e\u003cbr\u003eManufacturer-rated efficiency supports reliable 12VDC power delivery.\u003c\/p\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 120V 60Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Input Current:\u003c\/strong\u003e 3A at full load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Voltage - No Load:\u003c\/strong\u003e 12.7VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Voltage - Fully Loaded:\u003c\/strong\u003e 11.5VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Total Wattage:\u003c\/strong\u003e 300W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Output Current:\u003c\/strong\u003e 25A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency:\u003c\/strong\u003e 90%\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConstruction \u0026amp; Certification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure:\u003c\/strong\u003e Black powder-coated steel, outdoor NEMA 3R\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransformer Construction:\u003c\/strong\u003e Encapsulated magnetic transformer with separated primary and secondary windings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e Conforms to UL 2108; certified to CSA C22.2 No. 250.0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Breaker:\u003c\/strong\u003e 5A manually reset\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecondary Breaker:\u003c\/strong\u003e 25A manually reset\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 8 × 4.15 × 3.41 in\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Select the 300W 12VDC outdoor magnetic transformer\u003c\/h3\u003e\n\u003cp\u003eChoose the EM300S12DC when a project requires a 300W 12VDC outdoor magnetic transformer and the available supply matches 120V 60Hz. Confirm that every connected fixture accepts 12VDC and that the planned load fits the transformer’s circuit configuration. Its black powder-coated NEMA 3R steel enclosure is intended for outdoor transformer installations.\u003c\/p\u003e\n\u003cp\u003eThis is a single-circuit model, so all connected fixture wattage counts toward the listed 300W maximum. The specifications show 12.7VDC at no load and 11.5VDC at full load, giving installers a reference for expected output as the connected load changes. Final transformer location, wiring, circuit protection and code compliance should be reviewed by a qualified installer before the system is energized.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat lighting systems can use the EM300S12DC?\u003c\/strong\u003e\u003cbr\u003eThis 300W 12VDC outdoor magnetic transformer is intended for compatible low-voltage landscape or architectural lighting that accepts 12VDC power. The connected load must stay within the listed 300W capacity and 25A output-current limit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the EM300S12DC dimmable?\u003c\/strong\u003e\u003cbr\u003eDimming is not listed as a feature in the supplied product data. Confirm dimmer compatibility in the EMCOD specification sheet before designing a dimming system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this transformer be installed outdoors?\u003c\/strong\u003e\u003cbr\u003eYes. Its black powder-coated NEMA 3R steel enclosure is specified for outdoor transformer installations. Final placement and wiring must still follow the product instructions and applicable electrical requirements.\u003c\/p\u003e\n\u003cp\u003eCompare voltage, capacity, circuit and enclosure options in our \u003ca href=\"\/collections\/transformer\"\u003elow-voltage landscape lighting transformer collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOfficial EMCOD Specification Sheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.emcod.com\/products\/info\/download?spec_sheet=347\" target=\"_blank\" rel=\"noopener\"\u003eDownload PDF\u003c\/a\u003e\u003c\/p\u003e","brand":"EMCOD","offers":[{"title":"Default Title","offer_id":50902783820019,"sku":"EM300S12DC","price":174.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/5752\/7795\/files\/Capturadepantalla2026-09-06ala_s_10.35.11p.m..png?v=1788755719","url":"https:\/\/shopluminouslighting.com\/products\/em300s12dc-300w-outdoor-magnetic-12vdc-transformer","provider":"Luminous Landscape LLC","version":"1.0","type":"link"}