Extech 382276 600W Switching Mode DC Power Supply (230V)

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  • 0–30V 20A adjustable DC bench supply unit
  • Dual LED displays ensure precise readback
  • High RFI immunity with excellent EMI build
  • Thermostatic fan and full safety protections
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£399.00 (ex VAT)

£478.80 (inc VAT)

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Usually Ships In 6 to 13 Business Days
  • 0–30V 20A adjustable DC bench supply unit
  • Dual LED displays ensure precise readback
  • High RFI immunity with excellent EMI build
  • Thermostatic fan and full safety protections
Free Shipping

Spend over £100 on any new goods order and receive automatic free shipping

Rewards

Points make purchases! For every £1 spent, earn back 1p that can be spent on any future new goods purchase

Our Price Promise

We offer a Price Match Promise! Find an equivalent tester for a cheaper price on a competitor site, and we’ll do our best to match it

Express Delivery & Calibration

Express Delivery is currently unavailable for customers wishing to add calibration to their New Goods order. For more information, visit our Delivery Information page. 

£399.00 (ex VAT)

£478.80 (inc VAT)

Earn 399 points

Usually Ships In 6 to 13 Business Days
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The Extech 382276 600W Switching Mode DC Power Supply (230V) delivers stable bench power for labs, service bays, and production lines. It regulates clean output under changing loads and keeps performance reliable across long sessions.

Precision and control

You set voltage and current with confidence, then check them at a glance on twin LED readouts. Two user presets and a fixed 13.8V setting speed up repeat tasks and reduce setup error.

Cooling and protection

A thermostatic fan manages airflow as demand rises, helping maintain quiet, efficient operation. Built-in over-voltage, over-temperature, and short-circuit protection guard your work and connected devices.

This switching design offers high immunity to radio-frequency interference with excellent EMI performance for sensitive benches. It operates from a 220V, 50/60Hz mains supply and keeps ripple low so measurements stay consistent and trustworthy.

Key features
  • Variable output for a wide range of DC tasks
  • High current capability for demanding loads
  • Twin LED readouts improve quick checks
  • User presets enable fast repeat setups
  • Fixed 13.8V option streamlines mobile installs
  • Strong immunity to radio interference
  • Low ripple output supports sensitive circuits
  • Thermostatic fan aids efficient cooling
  • Integrated protection enhances equipment safety
  • Switching design saves bench space and weight
  • Clear controls support straightforward operation

The Extech 382276 600W Switching Mode DC Power Supply (230V) delivers stable bench power for labs, service bays, and production lines. It regulates clean output under changing loads and keeps performance reliable across long sessions.

Precision and control

You set voltage and current with confidence, then check them at a glance on twin LED readouts. Two user presets and a fixed 13.8V setting speed up repeat tasks and reduce setup error.

Cooling and protection

A thermostatic fan manages airflow as demand rises, helping maintain quiet, efficient operation. Built-in over-voltage, over-temperature, and short-circuit protection guard your work and connected devices.

This switching design offers high immunity to radio-frequency interference with excellent EMI performance for sensitive benches. It operates from a 220V, 50/60Hz mains supply and keeps ripple low so measurements stay consistent and trustworthy.

Key features
  • Variable output for a wide range of DC tasks
  • High current capability for demanding loads
  • Twin LED readouts improve quick checks
  • User presets enable fast repeat setups
  • Fixed 13.8V option streamlines mobile installs
  • Strong immunity to radio interference
  • Low ripple output supports sensitive circuits
  • Thermostatic fan aids efficient cooling
  • Integrated protection enhances equipment safety
  • Switching design saves bench space and weight
  • Clear controls support straightforward operation

 

Technical specifications
SpecificationValue
ManufacturerExtech
Manufacturer part code382276
TopologySwitching-mode DC bench power supply
Output voltage range1 to 30V
Output current range1 to 20A
Output voltage basic accuracy±(0.5% of reading + 2 digits)
Output current basic accuracy±(0.5% of reading + 2 digits)
Output voltage max resolution100mV
Output current max resolution100mA
Ripple and noise<5mVrms
Line voltage regulation20mV
Line current regulation50mA min
Load voltage regulation50mV
Load current regulation100mA min
DisplaysDual LED displays
PresetsTwo user-defined presets and one 13.8V/20A factory preset
CoolingThermostatic control fan
ProtectionOver-voltage, over-temperature, short-circuit
Input rating220V, 50/60Hz
RFI/EMI performanceHigh RFI immunity, excellent EMI
What’s included
  • AC power cord

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