# Adjustable voltage step-down module with display LM2596, 4-40V

> Adjustable DC-DC step-down module with LM2596 and display for voltage monitoring. Input voltage 4-40V, adjustable output voltage 1.3-37V. Output current 2A, maximum 3A only with active cooling. Voltmeter resolution +-0.1V, range 0-45V. Dimensions 65 x 35 mm. Suitable for powering electronic projects and DIY setups.

- Page: https://sigmanortec.ro/en/adjustable-voltage-step-down-module-with-display-lm2596-4-40v
- Price: 15.19 RON
- Availability: In stock; 1-2 zile
- Reference: 33067 · EAN: 5943506194789
- Category: Electronic components > Step Down Modules
- Specifications: tension: AD; Supply Voltage: 4; Maximum Input Voltage: 40; Minimum Output Voltage: 1; Maximum Output Voltage: 37; Source Type: descend; Current Adjustment: Not; Voltage Adjustment: Yes; Adjustment Type: Variable; Maximum Output Current: 3
- Package (shipping data): 0.022 kg
- Updated: 2026-07-16
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 02:21 (Europe/Bucharest)

## Description

It efficiently converts a higher DC voltage into a lower, adjustable one, ideal for powering electronic projects and DIY equipment. It accepts 4-40V input and provides 1.3-37V output, includes display for quick voltage monitoring, delivers up to 2A in standard use, has a compact 65x35 mm format for easy integration into housings and mountings.
Step down module (step down) voltage LM 2596 adjustable DC-DC 4 - 40V to 1.3 - 37V, with voltage display on screen
Input voltage: 4 - 40V
Output voltage: adjustable 1.3 - 37V
Output current: 2A, maximum 3A (only with active cooling)
Voltmeter resolution (display): +- 0.1V, between 0 and 45V
Dimensions mm: 65 x 35