Electronic Load Tests of 2025
Best Choice1
RigolRigol DL3021A Programmable DC Electronic Load,DC 150V/40A,200W Total Power,30kHz Highest Frequency,Readback Resolution 0.1mV/0.1mA
Main highlights- Overvoltage/overcurrent/overpower/overtemperature/reverse voltage protection
- Min. readback resolution: 0.1 mV，0.1 mA
- Dynamic mode: up to 30 kHz
- DL3021A: single channel, DC150 V/40 A, total power up to 200 W
- Built-in RS232/USB/LAN communication interface
- Battery test function, OCP test, OPP test, factory test function, etc.
- Adjustable current rising speed: 0.001 A/μs to 5 A/μs
- 4.3-inch TFT LCD, capable of displaying multiple parameters and states simultaneously
- 4 static modes: CC, CV, CR, CP
- 3 dynamic modes: continuous, pulsed, toggled
9.8Exceptional
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Value for Money2
SiglentSiglent Technologies SDL1020X-E Programmable DC Electronic Load，1 Channel,150 V/30 A, 200 W
Main highlights- SDL1020X-E (Single channel ): DC 150 V/30 A, total power up to 200 W
- List function supports editing as many as 100 steps
- CC Dynamic mode: 25 kHz, CP Dynamic mode: 12. 5 kHz, CV Dynamic mode: 0. 5 Hz
- Adjustable current rise time range: 0. 001 A/us~2. 5 A/us
- 4 static modes / Dynamic mode: CC/CV/CR/CP
9.6Exceptional
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3
rigolRigol DL3021 Programmable DC Electronic Load,DC 150V/40A,200W Total Power,15kHz Highest Frequency,Readback Resolution 1mV/1mA
Main highlights- Overvoltage/overcurrent/overpower/overtemperature/reverse voltage protection
- Min. readback resolution: 1 mV，1 mA
- Dynamic mode: up to 15 kHz
- DL3021: single channel, DC150 V/40 A, total power up to 200 W
- Built-in RS232/USB/LAN communication interface
- Battery test function, OCP test, OPP test, factory test function, etc.
- Adjustable current rising speed: 0.001 A/μs to 5 A/μs
- 4.3-inch TFT LCD, capable of displaying multiple parameters and states simultaneously
- 4 static modes: CC, CV, CR, CP
- 3 dynamic modes: continuous, pulsed, toggled
9.3Excellent
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4
LiFuJunDongSingle Channel Electronic DC Load Tester Battery Capacity Tester RS485/232 150V 40A US Plug (400W)
Main highlights- Protection function: With over voltage, over current, power supply, over temperature protection function, low voltage remote measurement function;
- Multi-test function: low 10 KHZ dynamic test function; low battery capacity test function; low battery internal resistance test function; low overcurrent protection point/time test function; low fan PWM control, power switch power supply 110VAC/220VAC switching use.
- Load mode: Low CC, CV, CW, CR four basic load modes, low input or reverse connection protection and alarm, with multiple load online synchronous operation
- High precision and high stability: Optimized heat dissipation structure, high power density and digital control mode, higher precision, good stability, RS485, 232 communication interface, MODBUS protocol.
- Automatic test function: with external I / O trigger signal, PASS, FAIL command, powerful interface friendly PC software support.
9.2Excellent
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5
SundeerEast Tester DC Electronic Load Tester 400W Programmable Battery Testers 0-150V,, 0-20A *2, ET5420A+,gray color
Main highlights- Rich display content on a 2.8-inch TFT LCD screen for easy and comprehensive viewing.
- Professional LED testing for DC battery loads.
- Overcurrent, overvoltage, over power, and over-temperature protection for safe and reliable testing.
- Multiple basic measurement modes including CC, CV, CR, CP, CC+CV, and CR+CV for accurate testing of DC electronic loads and battery capacity.
- Dc battery load tester provides professional LED test;
- Dc battery load tester provides overcurrent, overvoltage, overpower, over temperature protection. The overvoltage
8.9Very Good
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6
YERTAIYERTAI Electronic Load Tester ET5407 A+ 200W 30A 180V Electrical Battery Capacity Power Supply Switch DC Load Testers, GREY, WMT-ET5407A+
Main highlights- 【Remote Control】Support Communication with computer via USB port, please ask supplier to acquire software and SCPI if need.
- 【PACKAGING and AFTER-SALES】DC Electronic Load x1， output power cord x1, User manual x1; We provide ONE YEAR WARRANTY, please feel free to contact us if any question.
- 【Other functions】Provides overcurrent, overvoltage, overpower, over temperature protection, input polarity reverse prompt；
- 【ET5406A+ Single Channel Programmable Electronic Load Testers】provides 1mV/10mV, 1mA/10mA high resolution and precision with superior performance;Adopting LCD segment code screen with adjustable backlight;
- 【9 Common Testing Mode】CC, CV, CR, CP basic measurement modes,;Battery Test Mode, Dynamic Mode, Tran Test Mode，List Test Mode, Short Circuit Test;
8.8Very Good
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7
Mokxihit2025 ET5410A+ Programmable DC Electronic Load Tester, 400W 0-150V 0-40A, Battery Capacity Load Detector & Constant Current/Voltage, USB Testers for Power Supply, Switch Chargers
Main highlights- User-Friendly Design: Featuring a 2.8-inch TFT LCD screen with rich display contents and an intuitive interface display system, the operation process is simple and convenient, making it easy to get started. Additionally, the key lock function prevents misoperation
- Multiple Interface Options and Safety Features: With standard USB interface, the device offers flexibility in connectivity. It provides multiple safety protections including overcurrent, overvoltage, overpower, and over temperature protection, ensuring the safety of both the device under test and the user
- High Precision and Versatile Testing: The device offers high-resolution measurements (1mV/10mV, 1mA/10mA) with superior performance, suitable for a wide range of applications including charger, switching power supply, linear power supply, and battery testing
- Comprehensive Test Functions: Equipped with 12 common modes and complete test functions, it provides professional battery testing, LED testing, dynamic test mode, scanning test mode, list mode, and short circuit test, ensuring thorough and accurate testing capabilities
- Advanced Protection and Control: The device includes over-voltage, over-current, over-power, and over-temperature protection functions, with flexible parameter settings for effective load protection. It also features intelligent fan speed control to reduce fan noise during operation and input polarity reverse prompt for added safety
8.5Good
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8
MATRIXMATRIX Electronic Load Tester PEL8300, 150V/60A 300W Programmable DC Electronic Load, 0.1mV 0.1mA Resolution DC Power Supply Tester for Voltage Current, 0.1% Accuracy Electric Circuit Testing Device
Main highlights- 【VFD SCREEN and PRODUCT DESCRIPTION】High brightness vacuum VFD screen, display VPA at the same time，Easily view test data even in low-light areas.External trigger input and output are supported. Automatic test function settings, easy to use.
- 【VERSATILE】The dc load can be used to simulate or test DC power supplies, thermal regulators, amplifiers, transformers. At the same time, it can also test new energy, battery, power supply, aerospace test etc.
- 【SINGLE OUTPUT and 4 STATIC MODES or DYNAMIC MODE】DC 150 V/60 A, total power up to 300 W.4CC, CV, CR, CP, and short circuit, dynamic and other working modes.Over voltage / over current / over power / over heat / polarity reversion protection.
- 【PACKAGING】1 x DC Electronic Load，1 x output power cord，1 x User manual.
- 【MATRIX PEL8300 SINGLEC HANNEL PROGRAMMABLE ELECTRONIC LOAD 】Adopt high-performance chip high-speed and high-precision design, providing 0.1mV, 0.1mA resolution.HIGH ACCURACY-resolution and precision instrument, Basic accuracy is 0.03% ，CALIBRATION CERTIFICATE INCLUDED.
8.4Good
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9
TekpowerTekpower TP3710A Programmable DC Electronic Load, 150 Watts, Low Ripple
Main highlights- Over voltage / over current / over power / over heat / polarity reversion protection
- LCD display with backlight + AC 120V/220V selectable
- High accuracy, resolution and precision instrument, calibration certificate included
- Constant current / constant power / Constant resistance mode
- 150 Watts DC electronic load with programmable PC USB interface, software included
8.3Good
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10
KORADKORAD KEL-103 - Programmable DC Electronic Load, 300 Watt Variable Resistor, Low Ripple DC Load Tester for Circuit Load, Constant Current Battery Tester, Dummy Speaker, and More
Main highlights- Versatile Connectivity: Equipped with multiple interfaces including LAN, USB, and RS232 for seamless integration into various testing environments.
- Precision Measurement: This circuit load tester offers a voltage and current resolution of 0.1 mV and 0.1 mA, ensuring accurate performance evaluations.
- Multiple Working Modes: Supports four operational modes—Constant Voltage (CV), Constant Current (CC), Constant Resistance (CR), and Constant Power (CP)—to accommodate diverse testing scenarios.
- High Performance: Features dynamic mode operation up to 10 kHz, allowing for rapid response in circuit load testing applications.
- Advanced Testing Functions: Includes remote sensing, battery testing, automatic testing, and overload protection (OPP and OCP) features, along with a short-circuit function and current monitoring.
8.0Good
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