# Digital voltmeter with display, 4 - 30V, Red

> Digital panel voltmeter with red display for measuring DC voltage between 4 and 30V, 2-wire connection. Resolution 1% (+-1 digit), accuracy +-0.2VDC, operating temperature -10C to +65C. Display size 36.2 x 18.2mm, body dimensions 47.5 x 28.5 x 22mm, panel cutout 44.9 x 25.8mm. No potentiometer for calibrating the displayed voltage.

- Page: https://sigmanortec.ro/en/digital-voltmeter-with-display-4-30v-red
- Price: 8.05 RON
- Availability: In stock; 1-2 zile
- Reference: 22010 · EAN: 5949630862532
- Category: Electronic components > Testing and Measurement > Panel Meters
- Specifications: Supply Voltage: 4; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.
- Package (shipping data): 0.016 kg
- Updated: 2026-09-14
- 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

Ideal for quick voltage monitoring in automotive, industrial projects or DC sources, clearly displays values between 4 and 30VDC on a red display, easily mounts in the panel and simply connects with 2 wires, offers stable readings with 1% resolution and accuracy of approximately +-0.2V, operates in a temperature range from -10C to +65C.
Digital panel voltmeter, with 2 wires, for displaying the voltage between 4.5 and 30VDC.
The module does not have a potentiometer for calibrating the displayed voltage.
Specifications:
Display: Digital
Display dimensions mm: 36.2 x 18.2mm
Operating temperatures: approx. -10C +65C
Resolution: 1% (+-1 digit)
Accuracy: +-0.2VDC
Measuring range: DC 4-30V
Wires: 2
Dimensions: 47.5 x 28.5 x 22mm
Display color: Red
Mounting type: Panel
Panel hole dimensions mm: 44.9 x 25.8mm