# 3.3V and 5V power supply for breadboard

> Power supply for breadboard, reference 22124, with fixed selectable output voltage of 3.3VDC or 5VDC, DC voltage type. Selection is made by repositioning a jumper. Input voltage is 6-9VDC, and it mounts directly on the breadboard, useful for prototyping and quick testing of modules and circuits.

- Page: https://sigmanortec.ro/en/33v-and-5v-power-supply-for-breadboard
- Price: 6.69 RON
- Availability: In stock; 1-2 zile
- Reference: 22124 · EAN: 5947442534562
- Category: Electronic components > Power Supply
- Specifications: Adjustment Type: Fixed; Output Voltage: 3.3VDC / 5VDC; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.
- Package (shipping data): 0.011 kg
- Updated: 2026-09-23
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 01:33 (Europe/Bucharest)

## Description

Quickly powers breadboard assemblies with stable 3.3V or 5V voltages, selectable simply by repositioning the jumper, accepts 6-9V DC power supply, mounts directly on the breadboard for clean integration, offers dedicated outputs for prototyping and rapid testing of modules and circuits.
Breadboard power supply. The voltage is selected by repositioning the jumper.
Supply voltage: 6 - 9VDC
Selectable output voltage: 3.3VDC, 5VDC