Buck Converter DC to DC, 72V to 12V

SKU: PH-DCBC-7212
$56.99
● Buck converter DC to DC 72V to 12V with output current 5A/10A, output power 60W/120W. ● 5A/60W output with ±1% voltage regulation, 2% load regulation, 70mA no-load loss, and 120mV ripple & noise. ● Has short circuit, overcurrent, overvoltage, overtemperature protection, and IP67 waterproof rating. ● Suitable for electric vehicles, forklifts, communication systems, industrial control, and battery-powered devices requiring 12V output from a 72V DC source.
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Overview

The 72V to 12V DC-DC buck converter offers 5A or 10A output (60W/120W) with high efficiency up to 96%, using premium components like Rubycon, Panasonic, and TI. It provides stable power with ±1% voltage regulation, 2% load regulation, low ripple, and minimal no-load loss. Fully sealed with thermal silicone and housed in a compact die-cast aluminum casing, dc voltage buck converter offers IP67/IP68-rated waterproof, dustproof, and shockproof protection. With a wide input range and built-in protections for overvoltage, overcurrent, overheating, and short circuit, it’s ideal for EVs, forklifts, telecom, industrial systems, and 12V battery-powered equipment.

72V to 12V DC DC buck converter feature

Feature

  • Non-isolated DC regulator with stable, full-power output.
  • DC voltage buck converter with top-tier components (e.g., Rubycon, Panasonic, TI) for 92–96% high efficiency.
  • Fully sealed with premium thermal silicone, offering IP68 waterproof, dustproof, and shock-resistant protection.
  • Compact die-cast aluminum housing ensures efficient cooling and simple installation.
  • Wide input voltage range with built-in safeguards against overcurrent, overvoltage, overheating, and short circuit.
 

Details

  • Durable Casing: Aluminum alloy housing ensures efficient cooling and long-term reliability.
  • Safety Protection: DC DC buck converter built-in safeguards against overvoltage, overcurrent, overheating, and short circuit.
  • Easy Installation: Pre-drilled holes allow quick mounting in vehicles or equipment enclosures.
  • Stable Connections: Equipped with high-current terminals or heavy-duty wires for secure power delivery.
DC DC buck converter 48v to 12v details

Dimension (unit: mm)

5A 60W

DC DC buck converter low current dimension

 

Wiring Diagram

DC DC buck converter wiring

Specs
Input
Rated voltage 72V
Voltage range 18-90V
Efficiency 90.6% @ 72V input
Output
Voltage 12V
Max. rated current 5A
Max. rated power 60W
Voltage regulation ±1%
Load regulation 2%
No load loss 70mA
Ripple & noise 120mV
Environment
Working temperature -40 ~ +80℃
Working humidity 10% ~ 90%RH
Storage temperature -40 ~ +100℃
Function
Short circuit protection YES
Over current protection YES
Waterproof IP67
Over temperature protection YES
Over voltage protection YES
Mechanical
Weight 300g
Size 64*57*22mm

Note: This table takes the specification of 72V to 12V, 5A as an example, please see the selection table below for other specification files.


72V to 12V DC-DC Buck Converter Model Selection

Output Current/Power: 5A/60W, Efficiency: 90.6%, Size: 64*57*22mm PDF computing72V to 12V 5A DC DC Buck Converter User Manual
Output Current/Power: 10A/120W, Efficiency: 94%, Size: 64*57*22mm PDF computing72V to 12V 10A DC DC Buck Converter User Manual
Application
EV power supply for on board systems

EV Power Supply for on Board Systems

Communication equipment

Communication Equipment

Energy storage photovoltaic systems

Energy Storage/Photovoltaic Systems

LED billboard

LED Billboard

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