Diode Testers

The B+K Precision model 520C Transistor Tester is designed for in circuit and out of circuit transistor testing with special features for making additional tests on devices out of circuit. The instrument is designed for a minimum amount of control manipulation, making for rapid testing of most devices. Determines good or bad transistors, FET's ...more

Find defective or miswired cables instantly before they damage equipment or waste valuable technician time. CableEye cable testers and harness testers have a unique, patented graphic wiring display to visually pinpoint problems when wiring errors are detected, and offer one-second pass/fail testing for production environments. Quickly locate i ...more

Same Proven Technology as all 5000 Series Testers. High Speed Single Test Measure. Capable of Testing Multiple and Mixed Devices. 1KV Standard, 2KV Optional. 1NA to 50A Standard, 100A Optional. 0.1NA Resolution. Complete Self Test. Auto-Calibration. RDSON to 0.1MOHM Resolution. Windows Application Software. Optional Scanner. Optional Wafer Map ...more

This handy capacitance meter (0.1 pF to 20 mF) and ohm meter (0.1 ohm to 20M ohm) also tests: transistors, beta, diodes, SCRs, LEDs and batteries. 3 1/2 digit extra large (0.8' digit) high contrast LCD display. Capacitance zero adjustment ...more

MS2600 is an open jaw digit electrial tester. There are DCV, ACV, ACA, Ω, CAP, frequency, diode test, continuity test and duty cycle test function. Moreover, there are auto and manual range, relative measurement, data hold, and backlight auto off time limit mode. Test leads can be inserted on groove of back of the tester. ...more

Checks transistors & diodes in circuit. Identifies NPN or PNP transistors. Checks small or large power types. ...more

The ATSI SST-450 Surge Suppressor Tester is designed to quickly and easily test all commonly used transient voltage suppressors: metal-oxide varistors (MOVs), gas-discharge tubes (GDTs), silicon avalanche diodes (SADs), thyristor surge protective devices (TSPDs), and hybrid devices. ...more

3 1/2-Digit DMM Multitester ? 3/4" High-Contrast LCD Display ? 32-Position Rotary-Range Switch ? Diode and 50" Continuity Beeper ? Overload Protected ? Transistor Tester 10µA 3.4V ?  ...more

the digital 3 in 1 multitester combines the functions of a multimeter, a phone line tester and a network cable tester 2 000 counts LCD display with automatic polarity indication. data hold function. continuity and diode test. white backlight. battery test: 1.5 / 6 / 9V. telephone line test. network cable test (RJ45). ...more

Small Signal and Power Discrete Semiconductor Tester. Parametric Measurements of Leakage Current, Breakdown Voltage, Gain, Saturation Voltage, On-State, Off-State, AC , Impedance, Transconductance, Capacitance. Transistors, Diodes, IGBTs, Hybrids, FETs, Jfets, Zeners, IGBTs, SCRs, Triacs, Optos  ...more

The 3451E Surge Test Station provides high current surge testing capability for two leaded devices such as Diodes, TVS's (transient voltage suppressors) Zeners and SSOVP devices. The 3451E can perform the following surge test types with a maximum compliance of 300V ...more

4 Digital meters; 2 voltmeters displays operating voltage & stator output additional voltage reading; 2 ammeters displays operating output amperage and field current. One 4 ½? diode trio condition meter. One 4 ½? ripple voltage meter. R.P.M. meter digital  ...more

This low cost portable semiconductor tester provides in or out of circuit testing on transistors, FETs, SCRs and diodes.  ...more

One 4-1/2" meter,0-200 amps-tests stator current. One 3" meter, 0-10, amps-tests rotor current. 115 V. AC, and 12 & 24 V. DC. Shipping Weight: 40 lbs. Designed for high amperage test of Y and Delta stators to determine open, shorted or grounded conditions.  Provides DC test to determine open shorts and grounded rotors. ...more

4 Digital meters; 2 voltmeters displays operating voltage & stator output additional voltage reading; 2 ammeters displays operating output amperage and field current. One 4 ½? diode trio condition meter. One 4 ½? ripple voltage meter. Bright red indicator light displays ON or OFF mode.  ...more

Model 600 Series 3 Alternator Starter Test Bench: Features a specially designed 3Kw fully variable speed Durst motor, 5000-0-5000 RPM. Available in 240v or 415v. Fitted with large easy to read analogue gauges: 0-18Volt Regulator tester, 3-0-3 Amp Diode tester, 10-20-50Volt meter, 50-100-500Amp meter and 6000-0-6000 Tacho meter, multi-groove dri ...more

The ITC57600 Tester is a programmable current waveform generator that is used to surge, test and measure voltage breakdown on many different device types. These include Transient Voltage Suppressor (TVS) diodes, as well as MOSFET and BIPOLAR Transistors, Zeners, Rectifiers, MOVs, Polyswitches and PTC devices.  ...more

The TVR6100 is a multipurpose, versatile Binning Tester. It can be used to classify parameters, including TRR (reverse recovery time), VF (forward voltage, IF is up to 100A), VBR (reserve breakdown voltage) and IR (reverse leakage current). Moreover, it can test IR SURGE, ΔVR(delta reverse voltage) and IR parameters at the same time. Each ...more

The SV750 universal safety tester satisfies the rigorous demands of professionals in the electrical industry. LEDs clearly indicate eight AC and DC nominal voltage levels. Continuity Beeper or Diode Test  ...more

Tests diodes under simulated working conditions for short and open circuit, efficiency and leakage without unsoldering the diode from the heat sink. 240V operation - fuse protected. Meter scale 3-0-3 amps. ...more

Developed in conjunction with OEMs. allows low power and power zener diodes to be tested under working conditions. Specs include digital readout, 20 and 200 volt test ranges, 5mA test current, low battery indicator. 9V battery operation. Steel case with carry handle and rubber buffers. Test leads included. ...more

The Function of the Model DVF6000 is for the testing of power diode DVF parameters. Its testing procedures first check the VF parameters to screen out abnormal VF diodes, and then it measures the DVF parameter. The maximum current source it can provide is up to 25 A. ...more

Measuring of DC/AC from 1V to 660V Continuity test and diodes continuity test AC/DC switch Data hold function Self test system, battery, display and cable Switches off after 10 minutes Polarity display Zero comparison/calibration Acoustic beep sound by continuity test Require four AAA batteries With TA approval ...more

Advanced Hipot Tester with Graphical Touch-Screen Control. 4.1 Mb, Audio and Video, 100 second run time, requires Flash plug-in. oint Labeling: Standard Adapter Labeling or Custom 30 Characters. Components: Resistors, Diodes, Capacitors, Twisted Pairs, Custom ...more

The Model SZ6000N tester primarily tests Zener Diode and Switching Diode. The testing parameters include VF (forward voltage), Breakdown Voltage, Maximum Power setting VZM, DVR (delta reverse voltage), and two IR (reverse leakage current) testing, which cover all testing parameters for both devices, except for ZZT&ZZK parameters of Zener di ...more