New -24% Buck Converter 20V-72V to 5V 5A

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ACC products are mainly used when connected the power supply and need ACC to turn/off the power supply. When ACC is powered, the power supply works; when the ACC is not powered, the power supply doesn't work.


Input Voltage: DC 20V~72V (24V/36V/48V/60V)

Output Voltage: DC 5V

Output Current: 5A

Output Power: 25W

Conversion Efficiency: >90%

No-load Voltage Range: Set voltage ±3V

Load Regulation: ±3%

Quiescent Power Dissipation: <10mA

Operating Temperature: -25~65℃

Storage Temprature: -40~80℃

Operating Humidity: 10%~90%

Waterproofing Grade: IP67

Over-current Protection: Yes

Over-temperature Protection: Yes

Short-circuit Protection: Yes

Dimension: 2.87*2.87*1.18 inch

Installation Hole Distance: 2.56 inch

Installation Ear Diameter: 0.20 inch

Cooling Method: Nautral cooling


1) PARAMETER --- DROK auto buck converter module input voltage is DC 20V~72V (24V/36V/48V/60V); output voltage is 5V; output current is 5A; output power is 25W.

2) APPLICATION --- the step down voltage regulator can be used in integrated wiring for monitoring fire alarming system; car radio, audio; bus, minibus, truck display screen, taxi advertising screen; LCD television, LED; solar power generation system; interphone, etc.

3) PROTECTION --- over-temperature protection, over-current protection short-circuit protection and IP67 waterproofing grade.

4) FEATURES --- this step down power supply module adopts high-integrated chip, stable and reliable; synchronous rectification technology, with conversion efficiency of more than 90%.

5) NOTE --- Leave a margin for the power supply to ensure it can long-term stably working.


1. Connect the wiring in strict according with the wiring instruction.

2. Use short and thick input & output wire to ensure output enough voltage and power.

3. If there are multiple output wire, do not combine the load.

4. Leave a margin for the power supply to ensure it can long-term stably working.

Package Included:

1x Auto Buck Converter

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Buck Converter 20V-72V to 5V 5A

  • Brand: Drok
  • Product Code: 200497
  • Availability: In Stock
  • $15.99
  • $12.15
  • Bulk Buy Discounts. Buy more please contact us