{"product_id":"keystone-technologies-ktat-250-480-277-step-down-autotransformer-250-w-9-49-in-l-x-1-7-in-w-x-1-2-in-h-ktat-250-480-277-a","title":"Keystone Technologies KTAT-250-480-277 Step Down Autotransformer 250 W (9.49 in L x 1.7 in W x 1.2 in H) KTAT-250-480-277\/A","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eKeystone Technologies KTAT-250-480-277 is a non-isolated autotransformer that steps down 480 VAC to 277 VAC for single-phase lighting applications. It is rated 250 W and 0.9 A at 60 Hz and features a compact enclosure (9.49 in L x 1.7 in W x 1.2 in H). The unit is thermally protected with a 105 degree C class A insulation rating and low no-load power consumption (\u0026lt;7 W).\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSteps down 480 VAC input to 277 VAC output for use with 120–277V compatible electronic ballasts\u003c\/li\u003e\n  \u003cli\u003e250 W rating, 0.9 A output at 60 Hz; no-load power consumption under 7 W\u003c\/li\u003e\n  \u003cli\u003eNon-isolated autotransformer design with 105 degree C class A insulation and thermal protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003e480 VAC to 277 VAC step-down autotransformer, 250 W, thermally protected, compact footprint\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: KEYSTONE TECHNOLOGIES\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: KTAT-250-480-277\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Keystone Technologies\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: KTAT-250-480-277\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Voltage\u003c\/strong\u003e: 480 VAC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e: 277 VAC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Rating\u003c\/strong\u003e: 250 W\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Current\u003c\/strong\u003e: 0.9 A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency\u003c\/strong\u003e: 60 Hz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDesign\u003c\/strong\u003e: Non-isolated autotransformer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsulation Rating\u003c\/strong\u003e: 105 degree C class A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermal Protection\u003c\/strong\u003e: Thermally protected\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo-load Power Consumption\u003c\/strong\u003e: \u0026lt;7 W\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions (L x W x H)\u003c\/strong\u003e: 9.49 in x 1.7 in x 1.2 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLocation Rating\u003c\/strong\u003e: Dry and damp locations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSound Rating\u003c\/strong\u003e: A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eListings\/Certifications\u003c\/strong\u003e: UL and cUL Listed\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e: Feet mount with lead wires\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 1.8 lb\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"KEYSTONE TECHNOLOGIES","offers":[{"title":"Default Title","offer_id":51673153143090,"sku":"KTAT-250-480-277","price":37.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/7b8de8dc43746c8c7c75312b86d6d4f0.jpg?v=1787977949","url":"https:\/\/voomisupply.com\/products\/keystone-technologies-ktat-250-480-277-step-down-autotransformer-250-w-9-49-in-l-x-1-7-in-w-x-1-2-in-h-ktat-250-480-277-a","provider":"Voomi Supply","version":"1.0","type":"link"}