Trailer Circuit Testers
determine that a trailer's lighting is working. Trailer
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Product
Trailer Light & Air Brake System Tester
Express Garage
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The Express Garage Trailer Air and Electrical Systems Tester is a tool that anyone with even basic air brake knowledge can look at and instantly know how to use.
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Product
Relay Circuit Tester
RCT76
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Quickly identify electrical problems in an entire circuit at the push of a button. Test the component on a circuit to determine if it is functioning correctly.
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Product
ABex PXI to Analog Bus Bridge with Digital IOs
ABex AM-300 Controller
BUS Tester
The ABex system controller ABex AM-300 is required to control the analog bus of a ABex chassis. It is used as an interconnection bridge between PXI and ABex backplane.In addition it features a whole bunch of additional functionality. Despite the 96 open drain outputs it has galvanically isolated IOs, and communication interfaces.
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Product
Circuit Breaker Tester
GDGK-307
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Chongqing Gold Mechanical & Electrical Equipment Co.,Ltd
1) Closing and opening time measurement of 12 channels2) Max difference of closing or opening time measurement of three phases3) C-O and O-C time measurement4) Rated operation sequence test5) Bounce time and frequency measurement of breaker closing6) Circuit breaker closing and opening speed measurement7) Travel-time, coil current-time curve of circuit breaker operation measurement8) Travel and clearance of circuit breaker measurement9) Variable DC circuit breaker operation power supply10) Closing arc resistance value and connected time measurement11) Closing time and opening time of graphite circuit breaker measurement12) Print test results by internal micro printers
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Product
120-480V AC/DC 4-way Circuit Tester
1962A
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Peaceful Thriving Enterprise Co Ltd
*With ETL and cETL Approval.*Bright neon AC/DC indicator.*Unique features with convenient pocket up.*Check voltage on 120V, 240V, 277V and 480V AC/DC.*Individual indicator for each voltage range assures reliability.*Reinforced casing and twin flexible test leads store in housing.*The easy way to test, which you can use one hand by our unique design to test outlets.
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Product
Circuit Tester
69105
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Tests circuits rated from 80 to 600 volts AC/DC.High-visibility neon lamp indicator.High-impact, sealed 5-11/16'' (144 mm) probes on long 24'' (610 mm) leads for convenience in testing motors, fuses, relays, switches, etc.Resistor between each probe and lead.Reliable electronic components.
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Product
6-24V Mini Circuit Tester
1668C
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Peaceful Thriving Enterprise Co Ltd
Check on 6, 12 and 24V systems. To indicate whether there is an electrical potential at any low voltage point in the system. By using the pointed contact tip to pierce insulation on cables, it will also indicate if current is present. This can be helpful when tracing faults or add cable to a circuit.
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Product
Gearbox Tester
Tester
The gearbox tester was designed to test the Azimuth Drive Unit (ADU) for a missile launcher. The ADU is the horizontal position controller for the launcher. It consists of a main drive shaft, a manual drive shaft and an output drive shaft. This system uses a multi-axis motion controller to operate.
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Product
The Ultimate Circuit Tester Kit
28640
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The tester kit tests low voltage up to 28 volts. Also finds electrical shorts, checks polarity, detects battery drain, and checks circuits from a distance. Heavy-duty coil cord extends over 8 feet. Detachable, spring-loaded hook pulls the center of the wire into the probe every time. Attach alligator clip to the probe when a clip-on connection is needed.
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Product
90-300V AC/DC Twin-Lead Circuit Tester
1928
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Peaceful Thriving Enterprise Co Ltd
*Handy pocket clip.*Bright neon indicator.*With UL and cUL Approval.*Insulated housing and test leads.*Check voltage on 90-300V AC/DC.*Built-in lamp will glow if the circuit is live.
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Product
Heavy Duty Circuit Tester
27000
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Designed for testing electrical circuits and locating shorts, grounds, and open circuits. Electrical circuit tester available for checking 6V and 12V systems. Heavy duty battery clip .
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Product
6-24V Car Circuit Tester
1954
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Peaceful Thriving Enterprise Co Ltd
Check on 6-24V system. The alligator (earth) clip is suitable earth and the tip of the contact probe is placed onto the part to be used. If current is present the test light will glow.
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Product
Electrical Circuit Tester with LCD Display
TE6-0717
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Hangzhou Tonny Electric & Tools Co., Ltd.
*Used to detect voltage, power, ground and circuit integrity*LCD display provides a ‘no guess’ voltage value of the circuit*Backbit LED indicates Green for Ground or Red for Power*One hand free to jiggle wires, replace fuse or operate a switch*Surge protected circuitry displays 3 to 30V DC (± 0.3V accuracy)*Computer safe<10mA circuit draw for confident testing
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Product
12V Circuit Tester With LED Polarity Indicator
1658
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Peaceful Thriving Enterprise Co Ltd
Checks open or short circuits on 12V automotive computer circuits and all primary automotive electrical circuits. Safely tests standard primary automotive circuits and on-board computer controlled electrical system without damaging the micro-processor.
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Product
Battery Short Circuit Tester
TOB-BSCT-01
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Xiamen Tob New Energy Technology Co., Ltd
Battery Short Circuit Tester For Not Charging Semi-Finished Battery Core Checking Out. This Battery Short Circuit Tester is used for check out NG batteries for battery core without electrolyte filled or before battery charging. For lithium battery research, it is used for battery core after winding process or stacking process to check out bad battery with automatic alarm.
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Product
6-24V Car Circuit Tester
1952
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Peaceful Thriving Enterprise Co Ltd
Check on 6-24V system. The alligator (earth) clip is suitable for earth and the tip of the contact probe is placed onto the part to be used. If current is present the test light will glow.
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Product
6-12V Heavy Duty Circuit Tester
1649
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Peaceful Thriving Enterprise Co Ltd
Check on 6 and 12V systems. Quickly and safely tests high and low voltages on all vehicle voltages, including computerized engine.
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Product
Super MUTT Deluxe Edition Electrical Circuit Tester
#9008-DL
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Innovative Products of America
The Super MUTT places a load on the trailer's electrical circuits to identify wiring problems while providing remote control operation over both air brakes and lights. Built to facilitate a one-man testing operation, the Super MUTT reduces guesswork and inspection time to prevent failures that lead to expensive road calls and citations. The remote control allows for repetitive air brake actuation at each axle to reveal developing problems often missed by normal testing procedures.
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Product
120 GBd High-performance BERT
M8050A
Bit Error Rate Tester (BERT)
The Keysight M8050A high-performance bit error ratio tester (BERT) enables accurate characterization of receivers used in next-generation data center networks and server interfaces. With uncompromised signal integrity, support for NRZ, PAM4, PAM6, and PAM8 signals, and data rates up to 120 GBd, the flexible architecture of the M8050A supports 1.6T pathfinding as well as other leading-edge technologies.
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Product
Printed Circuit Board
RISER-PCM-1
Printed Circuit Board
WINSYSTEMS’ RISER-PCM-1 boards are designed to provide extra space in a PC/104 stack. They are printed circuit boards (PCBs) with PC/104 mounting holes and bus connectors. They allow a board with either tall components or heat sinks to be placed in a stack of boards in a location other than only at the top. The additional separation is 0.60 inches using standard PC/104-type spacers.
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Product
Automated Coherent Receiver Tester
CoRx Tester.
Receiver Tester
Quantifi Photonics’ CoRx Tester provides automated measurement of key coherent receiver performance parameters. The CoRx Tester is comprised of a pre-configured PXI chassis, a two-channel tunable laser, a polarization controller, and a two-channel Variable Optical Attenuator (VOA) with built-in power meter. Just connect the two optical outputs to your Integrated Coherent Receiver (ICR), connect your ICR to the oscilloscope and let the CoRx Tester software do all the rest.
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Product
Heavy Duty Circuit Tester / Jumper
32900
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Heavy-duty circuit tester for checking low voltage up to 12 volts. By depressing the red button the tester becomes a jumper for powering electrical components or a ground. The probe, handle, cord and clamp are reinforced for durability. Comes with a strain relief spring on the cord.
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Product
Digital Display Auto Circuit Tester
1676
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Peaceful Thriving Enterprise Co Ltd
This is a DC voltage tester with smart over-voltage protection and warning for vehicle repair. As electrical system for vehicle becomes more complex, the tester is able to test voltage value, identify DC polarity from different background light color, positive / negative sign, and over-voltage level indication. Moreover, the special designed probe is able to help user to hook, piercing, and probing the wires.
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Product
3-28V Cordless Circuit Tester
1948
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Peaceful Thriving Enterprise Co Ltd
With CE & UKCA Approvals. Detect voltage from 3V to 28V. No ground wire or clip required. Replaceable long-life alkaline batteries included.(Power supply: SUM5 1.5V X 2 pc). Safe with ECMs, sensors, transducers and air bags.
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Product
Circuit Breakers
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As the premier supplier of power system components, Interpower has what you need to complete your projects, including circuit breakers. Interpower has no minimum order requirements, plus same day shipping is available on in-stock Interpower products.
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Product
Circuit Breaker Analyzer
CBA 2000
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CBA 2000 diagnostic system is designed to grant the highest accuracy while testing circuit breaker. It can perform static and dynamic contact resistance measurement and it’s a precise timing speed and motion analyzer. Circuit breaker timing test set CBA 2000 is the perfect solution when a complete and reliable diagnostics has to be performed on circuit breakers.
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Product
6-24V Car Circuit Tester
1953
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Peaceful Thriving Enterprise Co Ltd
Check on 6-24V system. The alligator (earth) clip is suitable earth and the tip of the contact probe is placed onto the part to be used. If current is present the test light will glow.
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Product
Circuit Tester "Light and Sound" Hook Probe
TE6-0708C
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Hangzhou Tonny Electric & Tools Co., Ltd.
*Tests 6/12 volt circuits with POWER ON.*Interchangeable tips allow tool to be used as a probe- or pierce-type tester.*Retains wire for perfect pierce with one hand.*Hook grabs hard-to-reach wires.*Durable insulated clip and heavy-duty cord for professional use.*Spring loaded strain relief prevents cord pull out and damage.*High intensity glow for under hood and under dash visibility.*Easy-to-hear buzzer provides quick circuit test confirmation.
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Product
Circuit Finders
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If you need to avoid live AC and metal or quickly identify circuit breakers when working alone, our specialized electrical tools can help. For our Breaker ID series we recommend the standard version for every DIYer’s home, while the Pro Kit meets the needs of any electrical contractor.
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Product
Computer Safe Circuit Tester
24550
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Safe for automotive computers. Won’t damage sensitive electronic components. Draws less than 21 mA. at 12 volts DC. Operating range 3-28 volts. The red light indicates positive polarity, green indicates negative polarity.





























