--- product_id: 82168524 title: "Adjustable DC Power Voltage Converter AC 110V to DC 0-48V 0-21A Module 48V 21A Switching Power Supply Digital Display 1000W Voltage Regulator Transformer Built in Cooling Fan (DC 0-48V 21A)" brand: "tofke" price: "76 zł" currency: PLN in_stock: false reviews_count: 1 url: https://www.desertcart.pl/products/82168524-adjustable-dc-power-voltage-converter-ac-110v-to-dc-0 store_origin: PL region: Poland --- # Adjustable DC Power Voltage Converter AC 110V to DC 0-48V 0-21A Module 48V 21A Switching Power Supply Digital Display 1000W Voltage Regulator Transformer Built in Cooling Fan (DC 0-48V 21A) **Brand:** tofke **Price:** 76 zł **Availability:** ❌ Out of Stock ## Quick Answers - **What is this?** Adjustable DC Power Voltage Converter AC 110V to DC 0-48V 0-21A Module 48V 21A Switching Power Supply Digital Display 1000W Voltage Regulator Transformer Built in Cooling Fan (DC 0-48V 21A) by tofke - **How much does it cost?** 76 zł with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/82168524-adjustable-dc-power-voltage-converter-ac-110v-to-dc-0) ## Best For - tofke enthusiasts ## Why This Product - Trusted tofke brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description DC Output Voltage:0 - 48V adjustable; Output Current:21A; Incoming wire stability:±5%; Ripple and noise :180mVp-p; Efficiency:>85%; AC input voltange range: AC 110V(90V-132V AC) . AC input current :8.5A/110V ; Overload protection: 105%-150% cut off output; Reset: Self reset; Start,Rise,Hold time:200ms,50ms,30ms; Operating temperature: -10 ℃ - +50 ℃; Power fan working temperature: 40 ℃ ± 5 ℃. Working humidity: 20% -90% RH Dimensions: 240 * 124 * 65mm / 9.45 * 4.88 * 2.56in (L * W * H); Weight: 1.5KG / 2.43lb. In-door use only, for this switching power supply is not waterproof. Use and precautions: 1. Before inputting the voltage, make sure that the input voltage is in line with the operating voltage of the power supply. The wrong input voltage will damage the power supply 2. Pay attention to positive and negative, do not reverse. 3. Output voltage 0-100% continuously adjustable, with digital output display; output current is not adjustable, limit the highest value; so in the choice, please according to the actual needs. 4. The internal components of the power supply are the best quality, the factory has to undergo a rigorous test, non-general cheap power supply comparable. Can be used for high-end industrial equipment power supply. Package Included: 1*DC Adjustable DC Switching Power Supply ## Features - The use of advanced switching power supply control technology and components, as well as careful design, the whole small size, light weight, high efficiency, to ensure long-term full load operation of the stable and reliable. With perfect protection. - LED display shows you real-time voltage, which makes it more convenient for you to adjust voltage. - Built-in cooling fan, over temperature protection, overheating automatic shutdown protection; output overvoltage, overcurrent and short circuit protection. - Boot delay soft start, to avoid the power output instantaneous high voltage impact. - Power widely used in power DC screen system, industrial control, communications, scientific research, battery charging and other equipment.Simple operation and easy to use. ## Images ![Adjustable DC Power Voltage Converter AC 110V to DC 0-48V 0-21A Module 48V 21A Switching Power Supply Digital Display 1000W Voltage Regulator Transformer Built in Cooling Fan (DC 0-48V 21A) - Image 1](https://m.media-amazon.com/images/W/WEBP_402378-T2/images/I/71oRNRGXcLL.jpg) ![Adjustable DC Power Voltage Converter AC 110V to DC 0-48V 0-21A Module 48V 21A Switching Power Supply Digital Display 1000W Voltage Regulator Transformer Built in Cooling Fan (DC 0-48V 21A) - Image 2](https://m.media-amazon.com/images/W/WEBP_402378-T2/images/I/61HTtzdux4L.jpg) ![Adjustable DC Power Voltage Converter AC 110V to DC 0-48V 0-21A Module 48V 21A Switching Power Supply Digital Display 1000W Voltage Regulator Transformer Built in Cooling Fan (DC 0-48V 21A) - Image 3](https://m.media-amazon.com/images/W/WEBP_402378-T2/images/I/61ywiCkuwiL.jpg) ![Adjustable DC Power Voltage Converter AC 110V to DC 0-48V 0-21A Module 48V 21A Switching Power Supply Digital Display 1000W Voltage Regulator Transformer Built in Cooling Fan (DC 0-48V 21A) - Image 4](https://m.media-amazon.com/images/W/WEBP_402378-T2/images/I/71+e9XxNlDL.jpg) ![Adjustable DC Power Voltage Converter AC 110V to DC 0-48V 0-21A Module 48V 21A Switching Power Supply Digital Display 1000W Voltage Regulator Transformer Built in Cooling Fan (DC 0-48V 21A) - Image 5](https://m.media-amazon.com/images/W/WEBP_402378-T2/images/I/717BJbZ2RyL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Quality *by M***Y on Reviewed in the United States on May 14, 2019* A and V adjustments allow for custom charging with batteries. I’m using for battery charging/conditioning. Far more advanced than any battery charger out there and less than half the cost. You’ll have to terminate the wiring yourself but that’s not too difficult. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pl/products/82168524-adjustable-dc-power-voltage-converter-ac-110v-to-dc-0](https://www.desertcart.pl/products/82168524-adjustable-dc-power-voltage-converter-ac-110v-to-dc-0) --- *Product available on Desertcart Poland* *Store origin: PL* *Last updated: 2026-04-23*