10 bestComponent Testersof December 2025
112M consumers helped this year.
1
GME Professional in Circuit ESR Capacitor Tester, Capacitance ESR Meter, Fully Assembled ESR Tester - Designed and Engineered in The USA, Fully Assembled ESR Tester
GME
9.8
20% off
2
KZYEE KM10 Power Circuit Probe Kit, 12V 24V Automotive Circuit Tester Electrical System Tool, Digital Voltage Tester, Short Finder, AC DC Diode Resistance Component Tester, 20FT+20FT Cable
KZYEE
9.6
5% off
3
FNIRSI DSO-TC3 Oscilloscope - 3-in-1 Handheld Oscilloscope & DDS Signal Generator & Transistor Tester, 500Khz Bandwidth 10MSa/s Sampling Rate, 6 Types of Waveforms, Transistors Measure
FNIRSI
9.4
4
Transistor Tester, ESR02 Pro Digital Transistor Capacitor Tester SMD Chip Component Inductance Meter
Yuecoom
9.1
5
Echouswin DSO-TC3 Oscilloscope - 3-in-1 Handheld Oscilloscope & DDS Signal Generator & Transistor Tester, 500Khz Bandwidth 10MSa/s Sampling Rate, 6 Types of Waveforms, Transistors Measure
Echouswin
8.8
Other
3.5 inch Colorful Display Pocketable Multifunctional TFT Backlight Transistor LCR-TC1 Tester for Diode Triode Capacitor Resistor Transistor LCR ESR NPN PNP MOSFET
Multi-Function Tester, 3.5 inch Colorful Display Pocketable Multifunctional TFT Backlight Transistor LCR-TC1 Tester for Diode Triode Capacitor Resistor Transistor LCR ESR NPN PNP MOSFET LW21
Transistor Tester, Me-ga328 Mosfet Transistor Capacitor Tester, LC-R-T4 Transistor Tester for NPN PNP Transistor Triode Diode Resistor Inductor Capacitance MOS SCR LCR ESR Meter
ATX Power Supply Tester, 20/24 4/6/8 Pin Computer Host Inspection and Maintenance Tester Tool, with Buzzer and LCD Display, for ATX, ITX, BTX, PCI E, SATA, HDD
6
Aideepen High Precision Transistor Tester T7 TC-T7-H Multifunctional Graphic 128 TFT LCD Display Diode Triode Capacitance LCR ESR Meter
Aideepen
8.5
7
Peak Atlas DCA55 Semiconductor Analyzer
Velleman
8.2
8
ITEQ Power Circuit Probe Tester, 6V-24V DC Test Light, Automotive Short Circuit Located and Component Activated, 12V Auto Electrical Tester, Polarity Identify with LED Light, Overload Protection
ITEQ
7.9
9
LCR-T7 Transistor Tester, Aideepen Multi-Function TFT 1.8" Transistor Tester Full Color Graphic Display Transistor Meter with Auto Shut Off for Diode Triode Capacitor Resistor Transistor
Aideepen
7.7
8% off
10
DROK 1.8 Inch LCD Multifunction Transistor Tester, Mega328 NPN PNP Automatic Identified Diode Resistor Inductor Capacitor MOS SCR ESR Meter Checker Detector, 12864 TFT Color LCD Digital Display
DROK
7.4
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