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Circuit Testers - 301 - Blowout Sale! Save up to 86%


Blowout Sale! Up to 86% off on Circuit Testers at TR List. Top brands include Power Probe, Monilon, Lisle, OEMTOOLS, Triplett, Gardner Bender, Klein Tools, EEEKit, fosa, KELUSHI, Fred's Appliance Academy, Ideal, TEKTON, Pyle, PTE, VXSCAN, & Pevor. Hurry! Limited time offers. Offers valid only while supplies last.



Power Probe III Clamshell - Red (PP3CSRED) [Car Automotive Diagnostic Test Tool, Digital Volt Meter, AC/DC Current Resistance, Circuit Tester]
By Power Probe
In Stock
$129.95
$58.00
You Save: 55%

mpn: PP3CSRED, ean: 0971472890683,

4.2 out of 5 stars with 168 reviews
The Power Probe III Circuit tester (Red) with the ability to supply Power or Ground with an indicator tone and bright-white LED headlamps. Features Digital Voltmeter, Min/Max, Audible Circuit Monitoring, 4mm Standard Banana Jack and Auxiliary Ground for component testing. Works with 12 - 24 VDC Systems.Supplies Power & Ground. Digital Voltmeter with Min/Max Voltage Capturing. 4mm banana jack. 20 Foot power lead. Tests for Bad Grounds and Continuity. 8 Amp Circuit Breaker Protection.


Monilon Tone Generator, Wire Tracer RJ45 RJ11 Multi-Function Line Finder, Tone Generator and Probe Kit for Wire Tracing, Network Cable Collation, Telephone Line Test and Continuity Checking
By Monilon
In Stock
$49.99
$23.99
You Save: 52%

mpn: Monilon, ean: 0756244225821,

4.8 out of 5 stars with 210 reviews
Monilon Wire Tracker Kit is a multi-functional hand held cable test tool. There is a headphone port on the left side of the receiver. You can connect earphone(excluded) to the headset jack of receiver in places with loud noise. There are 9 LED lights to indicated wiring connection on both remote and master unit. This function is capable of quickly finding the required line pairs among numerous ones. Typical Applications: Telecommunication network, line engineering and routine maintenance.


Lisle 25600"Handy Hooker Circuit Tester
By Lisle
In Stock
$13.79
$8.97
You Save: 35%

mpn: 25600, ean: 0999993554556,

4.1 out of 5 stars with 54 reviews
''Handy Hooker'' circuit tester hooded probe protects your fingers and automatically centers the wire.Small size allows easy use even in the tightest places. Quickly test low voltage up to 28 volts. Alligator clip grounds tester. Skin-packed. Shipping weight: 3 oz..


OEMTOOLS 24451 Digital Display Circuit Tester
By OEMTOOLS
In Stock
$35.99

mpn: 24451, ean: 0076812244512,

4.2 out of 5 stars with 78 reviews
The OEMTOOLS digital display circuit tester is used for reading the voltage measurement from 5 – 30V of 6, 12 and 24V systems.Detect voltage, power, ground and circuit condition. Display provides precise voltage. LED indication: blue for ground and red for power.


Triplett / Byte Brothers CTX200 Pocket CAT LAN Tester for RJ45 CAT5 CAT6 and Coax Cables
By Triplett
In Stock
$53.69

mpn: CTX200, ean: 0735090674847,

4.7 out of 5 stars with 295 reviews
Byte Brothers tools exhibit 3 qualities: Innovation, Top Quality, and Affordability. Byte Brothers guarantees these 3 qualities plus offers US-based customer support, training and quick upgrade and warranty service. Whether you are in the dotcom, telecom, audio/video, electrical or security field, you will find Byte Brothers products designed for you at a price you can afford. The ability of CTX200 Pocket CAT to test CAT5/6 and coax cables, its low cost, versatility and rugged design make it a


Gardner Bender VD7500LBCS Non-Contact Voltage Light Bulb & Fuse Tester, 12-600 V AC, Red
By Gardner Bender
In Stock
$12.99
$7.99
You Save: 38%

mpn: VD7500LBCS, ean: 0032076923396,

4.5 out of 5 stars with 277 reviews
Clip Strip and S-hook package — You'll find yourself reaching for this multi-purpose tester well beyond the holiday season. Engineered with both a handy bulb pulling tool on the end to assist in removing the bulb from the string and a simple ''push in to test'' bulb tester on the back this tool tests both LED and incandescent light-string bulbs. Then, with the flip of a switch, the bulb tester becomes a fuse tester making troubleshooting a blown fuse quick and easy. The tools main function as


Klein Tools RT100 Receptacle Tester
By Klein Tools
In Stock
$12.77

mpn: RT100, ean: 5899405923794,

4.0 out of 5 stars with 76 reviews
The Klein RT100 Receptacle Tester is designed to detect the most common wiring problems in standard receptacles. The tester can detect conditions such as wiring correct, open ground, reverse polarity, open hot, open neutral and hot/ground reversed. However it cannot detect quality of ground, multiple hot wires, combinations of defects, reversal of grounded and grounding conductors. Since 1857, Klein Tools has manufactured the world's finest hand tools.  Today, Klein Tools is the 1 choice among


EEEKit 3V-48V Digital Electric Circuit LCD Tester Car Truck Voltage Power Probe Voltage Test Diagnostic-Tool Light Trailer RV Snowmobile Detector
By EEEKit
In Stock
$22.97
$18.97
You Save: 17%

mpn: 108589, ean: 0715444509834,

4.7 out of 5 stars with 84 reviews
Product Description Package Includes: 1 x Digital LCD Wide Range Circuit Tester. Please note that EEEKit and Amazon.com are the only sellers on Amazon that are authorized to sell products with the EEEKit name. Buy from sellers EEEKit or Amazon.com to ensure authenticity and better service.Product Specification: Voltage: DC3-48V Current Draw: 3-20V (17mA), 20-48V (10mA) Fits for: Cars, boats, trailers, vans, RVs, motorcycles, airplanes and snowmobiles Net weight: 5.7oz(162g)Computer Safe with


Fosa Portable RJ11 Network Cable Tester Toner Wire Tracker Tone Line Finder Detector Networking Tool
By fosa
In Stock
$14.99
$14.84
You Save: 1%

mpn: fosahrca2q4zb6, ean: 0663862233728,

4.9 out of 5 stars with 194 reviews
Description: This Cable Tracker is designed to identify and trace wire or cable within a group without damaging the insulation. For telephone line, it can identify some states in the line. Owning this instrument, it is more convenient to install, debug, and maintain telephone line. There are a Sender and a Receiver included in the Cable Tracker.   Specification: Color: Yellow Package Weight: 245g   Package List: 1 x Cable Tracker Sender with RJ11 Cable 1 x Cable Tracker


Lisle 28400 Heavy Duty Circuit Tests Low Voltage Up to 12 Volts
By Lisle
SKU: #DOBA-LIS28400
In Stock
$13.99
$1.99
You Save: 86%

sku: DOBA-LIS28400, mpn: 28400, ean: 0044112923376,

4.7 out of 5 stars with 54 reviews
Lisle's heavy duty circuit tester quickly tests low voltage up to 28 volts!A heavy duty circuit tester for lifetime use. The probe, handle, cord and clamp are reinforced for extra durability. Comes with a strain relief spring on the cord. Skin-packed. Shipping weight 7 oz..


Telecom Check Telephone Line Dedicated Check Line Survey Line Machine CHINO-E C019 Tester to Alligator Clip Set Equipment
By KELUSHI
In Stock
$12.99
$9.98
You Save: 23%

mpn: FBA_KLSC019, ean: 0792551091063,

4.2 out of 5 stars with 261 reviews
Product features: The product is designed for telecommunications (CNC Railcom) project tailor-made for the unique dedicated check line machine, complete accessories, is the ideal tool for engineering staff. Brand: CHINO-E Model: C019 Dimensions: 147 * 46 * 28 (mm) The main function: FSK / DTMF dual system Caller ID Three kinds of external plug head Take-function Finally, a set of dialed number redial function Attached: 1 X the crocodile mouth test line , 1 X black yellow clip line , 1X the


240 VAC Outlet Testers for 3 and 4 prong outlets
By Fred's Appliance Academy
In Stock
$99.95

mpn: Module O, ean: 0742574362084,

4.8 out of 5 stars with 285 reviews
The Module O Specialty Tool will check the condition of 240 volt outlets for ranges and dryers. The tester will ship as a kit with one tester for 3 prong range and dryer outlets and the other tester that is used with 4 prong range and dryer outlets. Each tool has been built and designed by Fred's Appliance Academy and assembled in the USA. THIS IS NOT A LOAD TESTER.Used to test outlets for electric ranges and dryers. Not a load tester. includes 3 prong and 4 prong set.


IDEAL 61-051 E-Z Check Plus Circuit Tester
By Ideal
In Stock
$44.97

mpn: 61-051, ean: 0783250610518,

4.1 out of 5 stars with 31 reviews
The IDEAL 61-051 E-Z Check Plus Circuit Tester has a no-slip ergonomic design that maximizes comfort. The premium neon lamps prevents readings and it has a tough, impact-resistant case. It Tests for correct wiring, open ground, reverse polarity open hot, open neutral, hot on neutral, hot and ground reversed with open hot and ground fault interruption in 3-wire 125-Volt AC circuits. It also tests GFI receptacles for proper operation and has a 2-year warranty. In 1916, J. Walter Becker started


Lisle 28640 Ultimate Circuit Tester Kit
By Lisle
In Stock
$33.95
$25.33
You Save: 25%

mpn: 28640, ean: 0031111724608,

4.4 out of 5 stars with 109 reviews
Heavy duty tester signals with a light and buzzer. 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.Heavy duty tester signals with a light and buzzer. The tester kit tests low voltage up to 28


TEKTON 5889 12-Volt In-Line Spark Tester
By TEKTON
In Stock
$39.99

mpn: 5889, ean: 0020209058893,

4.7 out of 5 stars with 281 reviews
Check continuity of ignition circuit with the TEKTON 12 V In-line Spark Tester. Use to check the connection between spark plug and wire. An indicator light flashes when ignition circuit is complete. The spark tester is backed by a lifetime replacement guarantee. Test Range: 6-12 VDC.Simple In-line Connection Between Spark Plug Wire and Spark Plug. Tests for Continuity of Ignition Circuit. Indicator Light Flashes when Ignition Circuit is Complete. Test Range: 6-12 VDC. Lifetime Replacement


Pyle PHCT205 Network Cable Tester - UTP, FTP, BNC Coaxial, Telephone Continuity, Short Circuit, Open Connection and Test Leads
By Pyle
In Stock
$42.71
$29.99
You Save: 30%

mpn: PHCT205, ean: 0823019878282,

4.9 out of 5 stars with 177 reviews
The PHCT205 Network Cable Tester is a powerful tool for testing everything from Network/Telephone to BNC and other cabling. Test installed cabling for short circuits, open circuits, continuity, or mismatched wiring. Save time and money by knowing you got it right the first time. The pre-recorded voice alerts you to which mode you are in, whether or not you have an open or short circuit, as well as which number wire these errors are occurring on. The PHCT205 makes it possible to test any number


Triplett Fox & Hound 3399 Premium Wire and Cable Tracing Kit with Tone Generator and Probe with Adjustable Sensitivity
By Triplett
In Stock
$79.97
$69.99
You Save: 12%

mpn: 3399, ean: 0614395001124,

4.6 out of 5 stars with 246 reviews
The FOX 2 and HOUND 3 wire tracing kit consists of a premium FOX 2 Tone Generator (Toner) and a newly designed HOUND 3 Inductive Amplifier (Probe). The FOX 2 is a battery operated handheld lightweight multi-function Toner that generates multiple tones, performs some basic telephone line tests (loop mA and line polarity), provides a visual and audible continuity test, and incorporates Triplett’s True Trace and TripLatch tests. The HOUND 3 is a battery operated handheld lightweight Probe, with


Wire Tracer & Circuit Tester with RJ-11 Plug and Alligator Clips (Tone and Probe Kit) by PTE
By PTE
In Stock
$25.00

mpn: 6503, ean: 0767654080108,

4.3 out of 5 stars with 117 reviews
This Wire Tracer and Circuit Tester - including a sender and a detector - is designed to identify and trace wires or cables without damaging the insulation. Use as Circuit TesterConnect two alligator clips to the ends of the wire to check if resistance exists. If yes, the wire could be a short or open circuit. You can use the Wire Tracer function to locate the problem.Use as a Wire TracerBy sending a signal down the wire being tested, you can trace the wire with the detector probe. An audible


VXSCAN EM285 Automotive Electric Circuit Tester Car Electrical System Tester 6-24V DC
By VXSCAN
In Stock
$24.99

mpn: EM285, ean: 0889327021062,

4.6 out of 5 stars with 104 reviews
All-Sun EM285 Applications: 1. Test for continuity 2. Test for polarity of a voltage 3. Check switches, relays and the on-off of diodes, fuses and circuits 4. Test for polarity of electric cables and plugs 5. Track and locate short circuits 6. Test for bad ground contacts All-Sun EM285 Operation Instrcution: Unroll the unit's cable Clamp the red clip to the positive terminal of the vehicle's battery Clamp the black clip to the negative terminal of the vehicle's battery All-Sun EM285


Pevor Automotive 12V 7-Pin Plug Receptacle Resistor Trailer Tester Connector Wiring Cable Circuit Light Diagnostic Tool
By Pevor
In Stock
$19.99
$18.99
You Save: 5%

ean: 0192240144849,

4.3 out of 5 stars with 99 reviews
Safe and dependable performance, reasonable design. Deft appearance, convenient usage. Product description: Type: Tester Color: black Package Size: 20x5x4cm Package weight: 170g Material: Copper + ABS Copper needle: Hpb58-2, Hpb59-1 Package Including Tester x 1❖Effectively test what the problem for 7 pins plug and socket connection.. ❖Carefully selected materials, frosted surface.. ❖Applicable to 7-pin trailer plug socket connector (N type) test.. ❖Cross slotted Copper



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