Laboratory power supply LongWei LWK3010D 30V 10A

Index: JBW-17852 EAN: 5904422309503

The small, precise, pulsed laboratory power supply LongWei LW-K3010D is equipped with two easy to read LED displays, which display the setpoint / current voltage and output current. Output voltage adjustable from 0 V to 30 V and current from 0 A to 10 A. It works in CV or CC mode, indicated by yellow LEDs.

Laboratory power supply LongWei LWK3010D 30V 10A
€56.90
€47.82 tax excl.
Delivery 60 units scheduled for 27-03-2026
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Manufacturer: LongWei

Product description: Laboratory power supply LongWei LWK3010D 30 V 10 A

The small, precise, pulsed laboratory power supply LongWei LW-K3010Dis equipped with two easy to read LED displays, which display the setpoint / current voltage and output current.Output voltageadjustable from 0 V to 30 Vandcurrent from 0 A to 10 A.It works in CV or CC mode, indicated by yellowLEDs.

Zasilacz laboratoryjny LongWei LWK3010D LongWei LWK3010D laboratory power supply unit.

In the CV mode(constant voltage), the control range is from 0 V to 30 V with a 0.1 V setting resolution.The CC (constant current) modeallows a current setting from 0 A to 9.99 A with a resolution of 0.01 A (10 mA). The parameters are set using multi-turn potentiometers marked Voltage and Current. The PSU's structure is cooled bya fanthat starts automatically when internal components need to be cooled down (built-intemperatureprobe).

Zasilacz chłodzony wentylatorem

Fan-cooled power supply.

Specification of the LongWei LWK3010D power supply unit

  • Input voltage: 220V AC/50 Hz, 110V AC/60 Hz
  • Pmax output power: 300 W
  • Output voltage: 0 V to 30 V
  • Output current: 0 A to 10 A
  • Efficiency: > 85%
  • Accuracy of displaying the instantaneous voltage value: +/-0.5%
  • Accuracy of current display: +/-0.5%
  • Voltage stability in CV mode: < 20mV
  • Load stability in CV mode: < 50 mV
  • The pulses and noises in resume mode: < 30 mVrms
  • Current stability in CC mode: < 20 mA
  • Load stability in CC mode: < 20 mA
  • The pulses and noises in CC mode: < 20 mArms
  • Dimensions: 220 x 160 x 70 mm
  • Weight: 1,35 kg

The set includes

  • LongWei LWK3010D laboratory power supply unit
  • Power supply cable
  • 4 mm banana measuring tubes - crocodile
Voltage output from 0 V
Output voltage to 30.0 V
Nominal power 300 W
Current 3.5 V
Power supply - type laboratory
Power supply - Plug crocodile clips
Package width 30.5 cm
Package height 20 cm
Package depth 11 cm
Package weight 1.7 kg

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Product reviews

Laboratory power supply LongWei LWK3010D 30V 10A

4.8/5

Average grade

71

Customers opinion
The following opinions are collected
and verified by
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and come from the post-purchase process.
Radek 30.09.2025 Confirmed purchase Translated review
Small, lightweight 👍️
Manka 10.07.2025 Confirmed purchase Translated review
Unfortunately, the number of ordered components did not match. The shipment was also lost somewhere along the way and the delivery was long, but with the help of very helpful support from the seller, it was found again. I recommend checking the number of delivered components immediately after delivery.
Peter 16.06.2025 Confirmed purchase Translated review
👍️ GOOD PRODUCT
Rafał 05.02.2024 Confirmed purchase Translated review
For this price, a very decent device.
Vladimír 13.11.2023 Confirmed purchase Translated review
A cheap resource sufficient for my use
Ivan 10.11.2023 Confirmed purchase Translated review
Great
Anna 19.10.2023 Confirmed purchase Translated review
The power supply does its job. Used only twice, so it is difficult to assess the quality and its performance after long-term use. For now: a very good purchase, worth recommending.
Václav 22.08.2023 Confirmed purchase Translated review
The device works according to the specifications as it should. The panel is clear with a large display of set values. I can only recommend the device.
Marek 14.08.2023 Confirmed purchase Translated review
It met expectations. It does exactly what it needs to do.
Manfred 29.06.2023 Confirmed purchase Translated review
Fits.
Andrzej 21.06.2023 Confirmed purchase Translated review
I recommend
Monika 19.06.2023 Confirmed purchase Translated review
everything's fine
Dariusz 05.06.2023 Confirmed purchase Translated review
I recommend
Lumír 29.05.2023 Confirmed purchase Translated review
Thanks for the sent magnet samples Everything went well. Thanks. Sour
Michael 28.05.2023 Confirmed purchase Translated review
Everything went as it should...
Josef 16.04.2023 Confirmed purchase Translated review
So far so good, satisfaction. It is enough for a domestic kitten
Dawid 27.03.2023 Confirmed purchase Translated review
For this amount, it is the perfect equipment for electronics and robotics
Maksymilian 14.03.2023 Confirmed purchase Translated review
Slightly problematic to set the current limit. But other than that, a very nice power supply.
Mateusz 28.02.2023 Confirmed purchase Translated review
At this price, the PSU can be described as very good. I haven't had a chance to test it under full load yet but it seems like it shouldn't be a problem. Advantages: - cheap - small - light - regulation is quite precise. Recommended for the home workshop.
Robert 22.01.2023 Confirmed purchase Translated review
Is great
Marcela 08.11.2022 Confirmed purchase Translated review
I am satisfied with the product
Tomasz 30.10.2022 Confirmed purchase Translated review
It's okay, the product works as it should. Delivery on time. I recommend and greet.
Josef 24.09.2022 Confirmed purchase Translated review
Excellent thing. Quality design and processing. Fine tuning.
Radoslav Č. 02.07.2022 Confirmed purchase Translated review
All right
Monika D. 31.05.2022 Confirmed purchase Translated review
This is a prop for a documentary, but according to the chemist - everything works as it should
Witold P. 05.05.2022 Confirmed purchase Translated review
Quality / price approx
Dariusz K. 03.02.2022 Confirmed purchase Translated review
This is ex. for companies.
Krzysztof M. 01.02.2022 Confirmed purchase Translated review
Very good product
Lesław K. 20.01.2022 Confirmed purchase Translated review
Small and spring.
Pavel P. 26.12.2021 Confirmed purchase Translated review
Fast delivery, everything works.

Country of Origin: China

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