280.17 €280.17 Excl. VAT
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Product number: ELE003135

Details

The Koad KEL103 is an excellent programmable DC electronic load with 300W of power and high resolution of 0.1 mV and 0.1 mA. The load is programmable with a PC via various interfaces such as USB and RS232. It can be used in Constant Current, Constant Voltage, Constant Resistance and Constant Power modes. The applications of an electronic load are extensive. For example, it can be used to test power supplies, but there are many other applications. For example, it can easily test how a battery works. The electronic load has 100 sets of memory to store and easily retrieve specific settings.

Specifications

Power (max) 300 W
Current (max) 30 A
Voltage (max) 120 V
Operation modes CC, CR, CV, CW
Input impedance 150 kΩ
Resolution
CV mode 0 - 18 V: 0.1 mV
0 - 120 V: 1 mV
CC mode 0 - 3 A: 0.1 mA
0 - 30 A: 1 mA
CR mode 0.05 Ω - 7.5 kΩ : 16 bit
CW mode 300 W: 0.01 W
Protection Over Power, Over Current, Over Voltage, Over Temperature
Interfaces USB, RS232, LAN
Dimensions 215 x 107 x 386 mm
Weight 5.17 kg

Included accessoires:

  • power cable
  • USB cable
  • RS232 serial cable
  • testleads (with spades)
  • user manual

Pros and cons

  • Unbeated price/quality ratio
  • High resolution
  • Can endure 30A
  • Dynamic mode is too complex to use
  • User interface (instrument and Windows software) is not great

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Review by andoma 
Posted on 13/11/2023
Bonus points for not having a fan spinning when idle. It's completely silent at low to zero load.