---
product_id: 55989189
title: "LM2596 Buck Converter DC Voltage Regulator Adjustable Step-Down Power Module with LED Display Voltmeter DC to DC 4.0~40 to 1.3-37V"
brand: "iduino"
price: "B/.32"
currency: PAB
in_stock: true
category: "Personal Computers"
url: https://www.desertcart.com.pa/products/55989189-lm2596-buck-converter-dc-voltage-regulator-adjustable-step-down-power
store_origin: PA
region: Panama
---

# LM2596 Buck Converter DC Voltage Regulator Adjustable Step-Down Power Module with LED Display Voltmeter DC to DC 4.0~40 to 1.3-37V

**Brand:** iduino
**Price:** B/.32
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** LM2596 Buck Converter DC Voltage Regulator Adjustable Step-Down Power Module with LED Display Voltmeter DC to DC 4.0~40 to 1.3-37V by iduino
- **How much does it cost?** B/.32 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/55989189-lm2596-buck-converter-dc-voltage-regulator-adjustable-step-down-power)

## Best For

- iduino enthusiasts

## Why This Product

- Trusted iduino brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

DC-DC adjustable power supply upgrade version LM2596 regulator module with a voltmeter display ● with a voltmeter display, the use of advanced microprocessors, voltmeter error ± 0.05V, range 0 ~ 40V. (Note: to ensure the accuracy of the voltmeter, please ensure that the input voltage of 4V or more) ● Touch the button to switch the measurement input or output voltage, and a light to indicate which voltage is being measured and save the settings, even if the power is turned on again ● The voltmeter can be turned off, when you do not need to touch the left button can be easily achieved ● With terminal blocks, no soldering iron can also be used easily, and keep the wire connection points Input voltage 4.0 ~ 40V (input voltage must be higher than the output voltage above 1.5v.) ● Adjustable output voltage range 1.25V ~ 37V continuously adjustable (input voltage must be higher than the output voltage 1.5V) ● Maximum output current up to 3A, normal and stable operating current at 2A ● 150KHz with the internal oscillation frequency, belonging to the second generation switching voltage regulator, low power consumption, high efficiency. ● With overheating protection and short circuit protection  Specification: Input voltage range: 4~40V DC Adjustable output voltage range: 1.25~37V DC Output current: 2A(for stable operation) Max output current: 3A Volt meter range: 0 to 40V Volt meter accuracy: ±0.1V Internal oscillation frequency: 150KHz

## Features

- Led digital voltmeter tube, adjustable dc voltage regulator, accurate adjustment for your multimeter.
- Input voltage:4.0V-40V, output voltage:1.25V～37V, Voltage regulator range ± 2.5%
- Switching frequency:150KHz,Conversion efficiency:92%(highest),Load regulation ±0.5%
- Max Electric current:3A,Normal working Electric current:2A
- 150KHz Internal oscillation frequency,Low power consumption, high efficiency

## Images

![LM2596 Buck Converter DC Voltage Regulator Adjustable Step-Down Power Module with LED Display Voltmeter DC to DC 4.0~40 to 1.3-37V - Image 1](https://images-na.ssl-images-amazon.com/images/I/51yztRiieXL.jpg)
![LM2596 Buck Converter DC Voltage Regulator Adjustable Step-Down Power Module with LED Display Voltmeter DC to DC 4.0~40 to 1.3-37V - Image 2](https://images-na.ssl-images-amazon.com/images/I/41ywzmMY2tL.jpg)
![LM2596 Buck Converter DC Voltage Regulator Adjustable Step-Down Power Module with LED Display Voltmeter DC to DC 4.0~40 to 1.3-37V - Image 3](https://images-na.ssl-images-amazon.com/images/I/51k5mLhiTEL.jpg)
![LM2596 Buck Converter DC Voltage Regulator Adjustable Step-Down Power Module with LED Display Voltmeter DC to DC 4.0~40 to 1.3-37V - Image 4](https://images-na.ssl-images-amazon.com/images/I/51DH5421K5L.jpg)
![LM2596 Buck Converter DC Voltage Regulator Adjustable Step-Down Power Module with LED Display Voltmeter DC to DC 4.0~40 to 1.3-37V - Image 5](https://images-na.ssl-images-amazon.com/images/I/51L5g0pt7iL.jpg)

---

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*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-03-02*