UNI-T UDP3305S 30V 4-Channel Linear DC Power Supply

UNI-T UDP3305S 30V 4-Channel Linear DC Power Supply in Sri Lanka

Professional 4-Channel Linear Bench DC Power Supply for Precision Testing

The UNI-T UDP3305S 30V 4-Channel Linear DC Power Supply delivers stable, low-noise power for electronics prototyping, laboratory testing, and production verification. With four independent channels offering precise voltage and current control, it's perfect for powering microcontrollers, sensors, analog circuits, and multi-rail systems used in Sri Lanka's electronics development, repair workshops, and educational institutions.

For the best prices, check our Linear DC Power Supply Price Comparison– see specs, features & deals across Sri Lanka!

Featuring a high-resolution color TFT display, intelligent channel tracking, comprehensive protection circuits (OVP/OCP/OTP), and USB/LAN connectivity, the UDP3305S provides reliable multi-channel power for development boards, IoT projects, and automated test setups. Its ultra-quiet linear regulation ensures clean power delivery for sensitive RF and audio applications.

Key Features

4 Independent Channels: Simultaneous power for multiple circuits and modules

Precision Output: 30V range with high-resolution voltage/current adjustment

Ultra-Low Noise: Linear regulation for clean analog, RF, and precision measurements

High Resolution Display: Color TFT shows voltage, current, power across all channels

Channel Linking: Series/parallel/tracking modes for flexible configurations

Remote Programming: USB/LAN interfaces for PC control and data logging

Advanced Protection: OVP/OCP/OTP with automatic recovery

Memory Presets: Store/recall up to 50 output configurations

Waveform Generation: Built-in arbitrary waveform output (select models)

Compact Design: Bench-friendly footprint with efficient cooling

Technical Specifications

Model

UNI-T UDP3305S 30V 4-Channel Linear DC Power Supply

Output Channels

4 fully independent programmable outputs

Output Voltage Range

0–30V per channel (high precision control)

Output Current Range

0–5A per channel (load dependent)

Regulation Type

High-performance linear regulation

Display

4.3-inch color TFT LCD with multi-channel view

Load Regulation

≤0.01% + 2mV for stable output

Protection Features

OVP, OCP, OTP, OPP, short-circuit protection

Interfaces

USB Device/Host, LAN (Ethernet), external trigger

Operating Modes

Independent, tracking, series, parallel operation

Operating Conditions

0°C to 40°C; suitable for continuous lab use

Dimensions / Weight

Benchtop design; robust aluminum housing

Laboratory & Industrial Applications

Electronics Development: Powering Arduino, Raspberry Pi, STM32 projects

RF & Audio Testing: Clean power for wireless modules and audio circuits

Production Line Testing: Automated functional testing of PCB assemblies

Repair & Service: Multi-rail power for smartphone, laptop motherboard repair

IoT & Embedded Systems: Powering sensor networks and communication modules

Package Includes

1 x UNI-T UDP3305S 30V 4-Channel Linear DC Power Supply

1 x AC Power Cord

1 x Set of Banana Test Leads (4-wire)

1 x USB Communication Cable

1 x LAN Cable (CAT5e)

1 x Quick Start Guide

User Manual

Downloads

📄 Download UNI-T UDP3305S Data Sheet
📄 Download UNI-T UDP3305S User Manual