Lab DC Power Supply Price in Bangladesh 2026 – Buy Genuine Bench Power Supplies

Anyone comparing DC Power Supply Price in Bangladesh listings usually runs into the same gap: a photo, a wattage figure, and a price, with no real explanation of what separates an ৳8,950 bench unit from a ৳1,65,000 triple-channel programmable model. ASTZ carries genuine lab power supplies from GW Instek, Rigol, and Victor, starting at ৳8,950, with the specs that actually matter for choosing correctly laid out below.

Lab DC Power Supply Overview – Stable, Precise Power for Testing & R&D

A lab DC power supply delivers a clean, adjustable, and stable voltage or current to a circuit under test — unlike a basic charger or adapter, it’s built to hold that output steady even as the load changes, and to protect both the supply and the circuit if something goes wrong. That stability is the entire reason electronics engineers, university labs, and repair technicians use dedicated bench supplies instead of improvising with off-the-shelf adapters.

How Does a Lab DC Power Supply Work?

Linear vs Switching Regulation

Linear power supplies regulate output using a resistive pass element, producing very low ripple and noise but running less efficiently and generating more heat. Switching supplies regulate output by rapidly switching the input on and off, running cooler and more efficiently but typically with slightly higher output noise — a tradeoff worth checking against your specific test application.

Constant Voltage (CV) vs Constant Current (CC) Mode

In CV mode, the supply holds output voltage fixed and lets current vary with the load. In CC mode, it holds current fixed and lets voltage vary instead — used for tasks like LED testing or battery charging where limiting current matters more than holding a specific voltage. Bench supplies like the VICTOR 3005 advertise both CV/CC modes explicitly, which is a genuinely useful spec to check for.

Programmable vs Manual Control

Manual supplies are adjusted by hand via knobs or a front panel, fine for simple bench work. Programmable supplies, like the GW Instek GPP-3060, can be controlled remotely via USB, LAN, or similar interfaces, letting a test sequence be automated or logged — a feature that matters far more in R&D and production testing than in casual repair work.

Types of Lab DC Power Supplies We Offer

Single-Output Bench Power Supply

The VICTOR 3005 (30V, 5A, adjustable, CV/CC mode) at ৳8,950 is a straightforward single-output unit, well suited to general circuit testing and repair bench work.

Programmable DC Power Supply

The Rigol DP822A at ৳98,000 offers programmable control for automated or repeatable test sequences, a step up from manual-only units.

Triple-Output / Multi-Channel Power Supply

The GW Instek GPP-3060 at ৳1,65,000 is a triple-channel programmable supply rated at 385W, letting a single unit power multiple sections of a circuit independently — useful for testing multi-rail designs without juggling separate supplies.

High-Precision Research-Grade Power Supply

The GW Instek GPS-3030D at ৳32,000 sits in the mid-range as a digital DC power supply, suited to labs that need digital readout precision without the full programmable feature set of the higher-end models.

Key Features to Look for in a Lab DC Power Supply

Voltage & Current Range

Match the supply’s range to your actual test needs — the VICTOR 3005’s 30V/5A range covers most general electronics work, while higher-wattage units like the GPP-3060 support more demanding multi-rail or high-power testing.

Output Channels (Single vs Triple)

A single-channel supply is simpler and cheaper; a triple-channel unit like the GPP-3060 lets you power multiple independent circuit sections from one instrument.

Ripple & Noise Level

Lower ripple and noise matter more for sensitive analog or RF testing than for basic repair work (confirm exact ripple specs per model before publishing).

Programmability & Remote Control (SCPI, USB, LAN)

Programmable models like the GPP-3060 and DP822A support remote control for automated test sequences — check the exact interface (USB, LAN, or similar) per model before publishing.

Display Resolution & Accuracy

Digital units like the GPS-3030D give precise numeric readout rather than an analog needle, which matters when repeatable, documented measurements are needed.

Overload, Over-Voltage & Short-Circuit Protection

Look for built-in protection against overload, over-voltage, and short-circuit conditions — standard on lab-grade units, and what actually protects your circuit under test if something goes wrong.

Lab DC Power Supply Full Specification

Why Lab-Grade Power Supplies Outperform Basic Repair-Shop Units

A basic repair-shop adapter or unregulated supply can drift under load, introduce noise into a sensitive circuit, or simply lack any protection if a short circuit occurs. Lab-grade supplies like the ones above hold voltage and current steady under changing load, include real overload and short-circuit protection, and — on programmable models — allow documented, repeatable test conditions. For anyone doing more than casual repair work, that reliability difference shows up directly in how trustworthy your test results actually are.

Single-Channel vs Triple-Channel DC Power Supply – Which One to Buy?

Lab DC Power Supply Price in Bangladesh

What Affects the Price (Channels, Precision, Programmability, Brand)

Channel count is the single biggest price driver — a single-output unit like the VICTOR 3005 costs a fraction of the triple-channel GPP-3060. Precision, digital readout, programmability, and brand reputation all add further cost, which is why the GPS-3030D and DP822A sit in the middle of the range between the two.

Entry-Level vs Research-Grade Price Comparison

At the entry level, the VICTOR 3005 at ৳8,950 covers general bench and repair work. At the research-grade end, the GW Instek GPP-3060 at ৳1,65,000 is built for demanding multi-rail R&D testing — an eighteen-fold price difference that reflects channel count, programmability, and precision, not just brand markup.

Why Buy Genuine Lab DC Power Supplies from astzbd.com

ASTZ sells genuine GW Instek, Rigol, and Victor units with manufacturer-backed warranty — not unbranded or grey-market equivalents that can drift out of spec without recourse. Every listing includes the real model number and price, with delivery available across Bangladesh.

Who Should Buy a Lab DC Power Supply?

Electronics & RF Engineers

Need stable, low-noise output for prototyping and testing sensitive circuits, where a basic adapter’s noise floor would corrupt results.

University EEE Labs & Research Institutions

Need reliable, repeatable power sources for teaching labs and research projects, often across many stations simultaneously.

Product Development & R&D Teams

Benefit most from programmable, multi-channel units like the GPP-3060, where automated test sequences and multi-rail power save significant setup time.

Industrial Testing & Calibration Labs

Need documented, precise output for calibration work, where a supply’s accuracy directly affects the validity of calibration results.

How to Use a Lab DC Power Supply – Quick Setup Guide

Set the desired voltage and current limit before connecting your circuit, confirm the output is switched off during setup to avoid accidental damage, connect the circuit under test to the output terminals observing correct polarity, then switch the output on and monitor the display to confirm it’s holding the expected voltage/current mode (CV or CC) for your load.

Lab DC Power Supply FAQ

What is a lab DC power supply used for?

It’s used to deliver a stable, adjustable voltage or current to a circuit under test, for electronics prototyping, repair diagnostics, calibration work, and R&D testing.

What’s the difference between a lab power supply and a mobile repair power supply?

A lab power supply is generally built for higher precision, lower ripple/noise, and often programmability, while a mobile repair power supply is typically simpler and optimized for quick, basic diagnostic work rather than research-grade accuracy.

What voltage and current range do I need for circuit testing?

It depends on your circuit — the VICTOR 3005’s 30V/5A range covers most general electronics work, while higher-power or multi-rail projects may need a higher-wattage unit like the GW Instek GPP-3060.

What does CV/CC mode mean on a power supply?

CV (constant voltage) mode holds voltage fixed while current varies with the load; CC (constant current) mode holds current fixed while voltage varies — used for tasks like current-limited charging or LED testing.

Can a DC power supply be programmed remotely?

Yes, on programmable models like the Rigol DP822A and GW Instek GPP-3060, which support remote control interfaces for automated or repeatable test sequences (confirm the exact interface — USB, LAN, or similar — per model before publishing).

Lab DC power supply Price in Bangladesh — September 2026

DC Power Supply Models	Price
VICTOR 3005 DC Power Supply 30V 5A Adjustable Regulated Bench Power Supply	8,950 BDT
GW Instek GPS-3030D Digital DC power supply	32,000 BDT
Rigol DP822A Programmable DC Power Supply	98,000 BDT
GW Instek GPP-3060 Triple Channel Programmable DC Power Supply — Precision 385W Lab Solution	1,65,000 BDT