{"product_id":"dc12-55v-20a-300w-high-power-dc-dc-power-supply-buck-module-adjustable-step-down-module","title":"DC12-55V 20A 300W High-power DC-DC Power Supply Buck Module Adjustable Step Down Module","description":"\u003cdiv\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size:16px;\"\u003eProduct Parameters:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eModule nature: Non-isolated synchronous rectification buck module (BUCK)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eNormal input voltage: DC (DC) 12V-55V (Please input no higher than 55V)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eLimit input voltage: DC (DC) 55V (Input exceeds 55V, the protection tube breaks down and there is a risk of burning the main control chip)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eNormal output voltage: DC (DC) 1.25V-53V Stepless Continuously adjustable\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOutput current: 20A maximum (current magnitude is related to differential pressure, temperature, etc. When high current, chip overheating will automatically reduce output power; in normal ambient temperature, it has its own fan heat dissipation, and the output current can be stable for 10A-20A for a long time. Due to the maximum power limitation, the maximum output current will vary with different output voltages, for example: output 10V, up to 20A; output 30V, maximum 10A)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eConversion efficiency: High conversion rate up to 95%\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003ePower: 300W maximum (when the output voltage is different, the power will be different, and do not exceed maximum power when use)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eWorking frequency: 300KHz\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eStable work: -40 degrees to +85 degrees\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eUSB interface: Yes (rated current 2.0A, rated voltage 5V)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eFan step-down drive circuit: Yes (rated current 2.0A, rated voltage 12V)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eFan: Yes\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eFan temperature control: Yes (automatically start the fan according to the working status of the module)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eShort circuit protection: none\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eInput anti-reverse protection: Yes (can be reversed for a long time, do not burn the module)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOutput anti-reverse protection: Yes\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eTransient overvoltage protection: Yes\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOver-temperature protection: Yes (over-temperature automatic step-down power reduction)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eOver temperature protection: Yes (over temperature automatic shutdown output)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\n\u003cspan style=\"font-size:14px;\"\u003eProduct size: 86*59*51mm (height includes fan)\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size:16px;\"\u003eApplication Scenario:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-size:14px;\"\u003eThis module can be applied in the fields that need to be used for step-down, such as solar energy, battery, power transformer, DIY adjustable power supply, car notebook power supply, small power motor speed regulation, vehicle power supply, LED screen power supply, industrial equipment power supply, etc.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size:16px;\"\u003eNotes:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1. When wiring, the negative pole of the input and output cannot be grounded together, and the main chip of the module will be burnt. Please confirm that the wiring is completely correct before powering on.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-size:14px;\"\u003e2. The buck module changes the output voltage by adjusting the blue adjustable resistor on the module.\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-size: 14px;\"\u003e3. The module is marked with IN- (input negative), IN+ (input positive), OUT- (output negative), OUT+ (output positive).\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px;\"\u003ePackage Included:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"font-size:14px;\"\u003e1 x Adjustable Step Down Module\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" class=\"Adjustable Step Down Module\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/FC\/9A\/4e0ff614-c222-493c-8c35-6d47ef8b305f.JPG\" title=\"Adjustable Step Down Module\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/33\/45\/fc3077aa-fb90-4707-90ac-d84297ae92b4.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/8C\/BB\/d4193d78-70eb-4800-95ab-c0edb4092a0c.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/05\/E2\/f32d5c72-4f12-40ef-82d9-55d37439ede9.JPG\"\u003e","brand":"Shopify","offers":[{"title":"Default Title","offer_id":14009197953068,"sku":"1358309","price":1827.4,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2787\/9162\/products\/57efcd4d-f03b-40ac-af0b-c8c293bcedcf_bd0be7b2-c2ab-4d7a-a8ab-916df23ff502.jpg?v=1587025817","url":"https:\/\/electronic-pro-south-africa.myshopify.com\/products\/dc12-55v-20a-300w-high-power-dc-dc-power-supply-buck-module-adjustable-step-down-module","provider":"Electronic Pro ","version":"1.0","type":"link"}