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Blue acrylic-cased buck converter with LCD screen and heat sink, 5.0 in cube, 90 g

KEHIPI

KEHIPI REES-1822 DC Buck Converter 5.3V-32V to 1.2V-32V 12A LCD

SKU CH-FMHX-B6QBZ

Adjustable buck converter steps DC 5.3–32 V down to 1.2–32 V at up to 12 A with LCD readout

  • Colorblue-1
  • Dimensions5.0 in x 5.0 in x 5.0 in
  • Weight90 grams
  • Adjustable output from 1.2V to 32V for versatile power needs
  • Input range 5.3V to 32V suits batteries and solar panels
  • LCD shows voltage, current and power for real-time monitoring
  • Delivers 120W continuous or 160W with improved cooling
  • Reverse, short-circuit and over-current protection guards connected devices

KEHIPI REES-1822 Buck Converter Overview

This KEHIPI REES-1822 module steps down DC input from 5.3V to 32V to an adjustable 1.2V to 32V output. It delivers up to 8A continuously at 120W with natural cooling, or 12A at 160W with enhanced heat dissipation. An integrated LCD shows input and output voltage, current, and power. The unit includes an acrylic case and heatsink for protection and thermal management.

Suitable Uses and Limitations

This converter suits hobbyists and technicians building adjustable bench supplies, LED drivers, or solar charge controllers needing CC/CV control and LCD monitoring. It fits projects where input exceeds output by at least .8V. Buyers needing isolation, boost topology, or sustained 12A output without adding external cooling should look elsewhere. The fixed 5.0 in cubic form factor may not suit space-constrained enclosures.

Critical Specification: Input-Output Voltage

The input voltage must be at least .8V higher than the desired output voltage for regulation to function. This constraint defines every viable application, from 5V USB sources to 24V or 32V battery banks. If your source cannot meet this headroom, the module cannot maintain the set output.

Highlights

  • Adjustable output from 1.2V to 32V for versatile power needs
  • Input range 5.3V to 32V suits batteries and solar panels
  • LCD shows voltage, current and power for real-time monitoring
  • Delivers 120W continuous or 160W with improved cooling
  • Reverse, short-circuit and over-current protection guards connected devices

Specifications

BrandDROK
ModelREES-1822
Part NumberREES-1822
Colorblue-1
Dimensions5.0 in x 5.0 in x 5.0 in
Weight90 grams

Questions about this item

What is the sustained output current before extra cooling is required?

The converter delivers up to 8 A continuously with natural cooling; improving heat dissipation allows a peak of 12 A.

How much heat and power does the unit handle during all-day operation?

With natural cooling it runs at 120 W long-term; adding better heat dissipation raises the limit to 160 W.

What minimum input voltage is needed for a given output setting?

The input must be at least 0.8 V higher than the desired output voltage.

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