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Circuit Testers - 301 - Blowout Sale! Save up to 73%


Blowout Sale! Up to 73% off on Circuit Testers at Upward. Top brands include Power Probe, ATian, Paladin Tools, Ideal Industries, Tool Aid, Lisle, Cruiser, GearWrench, LINKOMM, OEMTOOLS, anputaike, Static Solutions, Aucas, Neoteck, Klein Tools, J-Deal, AmPro, & SAYTAY. 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]
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,

4.5 out of 5 stars with 157 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.


ATian RJ11 RJ45 Cat5 Cat6 Telephone Wire Tracker Tracer Toner Ethernet LAN Network Cable Tester Detector Line Finder
ATian RJ11 RJ45 Cat5 Cat6 Telephone Wire Tracker Tracer Toner Ethernet LAN Network Cable Tester Detector Line Finder
By ATian
In Stock
$22.99

mpn: C353CT, ean: 0520334227718,

4.7 out of 5 stars with 206 reviews
Features: 1.Easy to operate and smooth appearance. 2.Flexible interface,wide application. 3.Portable and easy to carry. 4.Light touch switch,saving energy and power. 5.Indicator and sound reminding. 6.Quick or slow,volume adjustable. 7.Headset to fit the noisy environment. 8.Software control,stable and reliable. Function: 1.Wire tracking(able to track wires with exchanger,router n or off). 2.Wire verification(with 18 indicators,short circuit,broken circuit,crossing,etc.can be tracked) 3.Line


Greenlee PA4909 Network Tool Bundle with Data SureStrip, All-in-One Tool, Non-Impact 110 Punchdown Tool, 10 RJ11 and RJ45 Modular Plugs
Greenlee PA4909 Network Tool Bundle with Data SureStrip, All-in-One Tool, Non-Impact 110 Punchdown Tool, 10 RJ11 and RJ45 Modular Plugs
By Paladin Tools
In Stock
$59.99
$58.30
You Save: 3%

mpn: PA4909, ean: 0769328112795,

4.2 out of 5 stars with 178 reviews
The Paladin Tools Network Tools Bundle is the perfect solution for contractors looking for a tool set for network installation. It offers a great value with three professional tools and 20 connectors. The set installs and repairs Cat5 and Cat5e wall jacks and phone and network cable patch cords. It also includes a Data SureStrip UTP/STP, as well as a flat satin cutter/stripper, an all-in-one phone and data tool, a non-impact 110 punchdown tool, 10 RJ45 Cat5e plugs, and 10 RJ11 plugs.Tool set


Ideal Industries 62-200 Cable Verifier LinkMaster™
Ideal Industries 62-200 Cable Verifier LinkMaster™
By Ideal Industries
In Stock
$79.00
$75.80
You Save: 4%

mpn: 62-200, ean: 0783250622009,

4.7 out of 5 stars with 106 reviews
Ideal Industries 62-200 Cable Verifier LinkMaster™Designed to test installed twisted pair wiring;.


Tool Aid 27130 Extra Long Heavy Duty Circuit Tester
Tool Aid 27130 Extra Long Heavy Duty Circuit Tester
By Tool Aid
SKU: #38210
In Stock
$23.34
$21.44
You Save: 8%

sku: 38210, mpn: 27130, ean: 0638570271300,

4.2 out of 5 stars with 173 reviews
Tester-Red ProbeFeatures extra long, colored, insulated probe and 6' of tough, flexible wire covered with heavy rubber insulation. Over 7'' of exposed probe length. For 6 and 12 volt systems.


Lisle 56850 Relay Test Jumper, Green
Lisle 56850 Relay Test Jumper, Green
By Lisle
In Stock
$19.95
$16.97
You Save: 15%

mpn: 56850, ean: 0083045568506,

4.4 out of 5 stars with 14 reviews
LI56850 Features: -Relay Test Jumper. -Use for 56810 Green. Dimensions: Overall Product Weight: -1 Pounds.** NOTE: PRODUCT IMAGE MAY NOT BE VEHICLE SPECIFIC.


1mW Aluminium Alloy Visual Fault Locator Fiber Optic Cable Tester VFL For FC,SC,ST & LC Adapter
1mW Aluminium Alloy Visual Fault Locator Fiber Optic Cable Tester VFL For FC,SC,ST & LC Adapter
By Cruiser
In Stock
$20.09

mpn: VFLC-1, ean: 6769562422548,

4.5 out of 5 stars with 155 reviews
Features: - MQW LD optical source - Operating mode: CW and GLINT - FC, SC, ST,LC General interface - Long inspection distance - Steady power output - Sturdy and durable shell - Pen pattern design, convenient for use and carry Function: - Locate the fiber failure, such as fracture and bend - Failure inspection in OTDR blind zone - Fiber recognition from head face to end face - Mechanical transition point optimization Application: - Telecom, CATV project - PDS construction and maintenance -


KD Tools 3984 6, 12, 24 Volt Circuit Tester
KD Tools 3984 6, 12, 24 Volt Circuit Tester
By GearWrench
In Stock
$33.72
$10.00
You Save: 70%

mpn: 3984, ean: 0082171039843,

4.4 out of 5 stars with 53 reviews
This tester is capable of testing continuity up to 24 volts. It comes with an extra-long, sharp, insulated probe for access, a heavy-duty alligator clip for solid grounding, and a stretchable and retractable 12' cord for long circuit runs.Since our 1919 beginning, KD Tools has been driven by innovation.. From our first specialty tool, the Model-T valve spring lifter, to our latest Ratcheting Puller, we've built our reputation with tools that make tough jobs easy.. That's why we are the first


LINKOMM RJ45, RJ11, RJ12 Telephone and Ethernet Network LAN Cable Tester, Yellow
LINKOMM RJ45, RJ11, RJ12 Telephone and Ethernet Network LAN Cable Tester, Yellow
By LINKOMM
In Stock
$25.99
4.3 out of 5 stars with 173 reviews
LINKOMM Telephone and Ethernet Network LAN Cable Tester This tester is a small hand-held Lan cable tester that helps network installers easily verify Ethernet connectivity. This compact Lan cable tester accurately checks RJ11, RJ12, and RJ45 wire configurations of voice and data communication cables. It is a perfect tool for network professionals. Material - Main: ABS, UL94-0, 90mm x 59mm x 25mm - Remote: ABS, UL94-0, 59mm X 25mm X 25mm - Battery: DC 9V LED Indications Green: normal


OEMTOOLS 25936  Mini Circuit Tester
OEMTOOLS 25936 Mini Circuit Tester
By OEMTOOLS
In Stock
$14.99

mpn: 25936, ean: 0076812259363,

4.1 out of 5 stars with 86 reviews
The OEM Mini Circuit Tester is used to locate hot circuits and troubleshoot primary circuits on all 6 and 12 Volt systems. Its small ergonomic design is ideal for tight areas or bench top use and has a 6 Ft. high visibility coil. It is threaded for an add-on alligator clip (included), and an insulated heavy duty clip.Small Design Perfect for Bench Top Use or in Tight Areas. 6 Ft. High Visibility Coiled Cord. Bright, High Intensity Bulb. Sharp, Stainless Probe. Threaded for Add on Alligator Clip


Nf-866 Cable Tester Phone for Telephone Telecommunication,check Phone Dtmf Caller Id Auto Detection
Nf-866 Cable Tester Phone for Telephone Telecommunication,check Phone Dtmf Caller Id Auto Detection
By anputaike
In Stock
$15.19

ean: 0617332428824,

4.7 out of 5 stars with 175 reviews
NF-866 telecommunications check phone pocket integrated circuits can be wall-mounted telephone. This product meets the standards of the People's Republic of China. Allow access to the telephone network. FSK technology and DTMF caller ID, automatic detection. 16 number displays. Dynamic call to save 38 groups. The HOLD function and off-hook host automatically hang up. Track automatically dial, dial ring back. Flash time 1000ms/600ms/300ms/110ms optional. New call indicator. Technical


Ohm-Stat SP-102 - Electrical Ground Checker with Wrist Strap
Ohm-Stat SP-102 - Electrical Ground Checker with Wrist Strap
By Static Solutions
In Stock
$32.95
$30.20
You Save: 8%

ean: 0601201197157,

4.5 out of 5 stars with 156 reviews
The Static Solutions Ohm-Stat SP-102 grounds a person wearing an ESD wrist strap and also analyzes the grounding correctness of a single operator and wrist strap through a 3 prong, 120V power receptacle..


Network Cable Tester rj45 RJ11 Network LAN Ethernet RJ45 Cable Tester tool
Network Cable Tester rj45 RJ11 Network LAN Ethernet RJ45 Cable Tester tool
By Aucas
In Stock
$39.99
$10.99
You Save: 73%

mpn: ACSPT12, ean: 6913550629093,

4.1 out of 5 stars with 58 reviews
Product Features: 1.High quality material: Environmentally friendly and anti-aging housing; High-quality chips;Moisture-proof LED lights;50μ gold plated contact pin. 2.Automatic scanning mode, rapidly testing. 3.Multifunctional cable tester: can be used to test RJ45 Lan cable, RJ11 telephone cable,USB printer cable and coaxial cable. 4..Automatic efficient scan for the missing wiring, disorder cable, open and short circuit. 5. LEDs to indicate which wire whether open or not on both remote


Neoteck Non-Contact Voltage Tester 12-1000V AC Voltage Detector Pen Circuit Tester Tool with Led Flashlight Beeper Pocket Clip-Orange
Neoteck Non-Contact Voltage Tester 12-1000V AC Voltage Detector Pen Circuit Tester Tool with Led Flashlight Beeper Pocket Clip-Orange
By Neoteck
In Stock
$10.99

mpn: TL163-US, ean: 5060492190127,

4.0 out of 5 stars with 265 reviews
All Neoteck Product Comes With 18 Months US Base WarrantyFeatures: Non-Contact Voltage Tester, within 12-1000V AC, All Electric Appliances in Your Family can be Tested by it It not only tells you whether there is voltage or not, but also tells you if the voltage is high or low Ideal for testing AC cables, circuit breakers, wall sockets, junction boxes, fuses, etc It also acts as an emergency flashlight, which is especially usefull in the dark area Other Function include: Auto power-off, Low


Klein Tools RT200 GFCI Receptacle Tester
Klein Tools RT200 GFCI Receptacle Tester
By Klein Tools
In Stock
$46.99

mpn: RT200, ean: 5448095580819,

4.3 out of 5 stars with 175 reviews
The Klein RT200 GCFI 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


J-Deal 1mW /10mW/50mW Visual Fault Locator Fiber Tester Detector Meter W/FC Male to LC Female Adaptor (10 MW + FC-LC)
J-Deal 1mW /10mW/50mW Visual Fault Locator Fiber Tester Detector Meter W/FC Male to LC Female Adaptor (10 MW + FC-LC)
By J-Deal
In Stock
$39.88
$26.88
You Save: 33%

mpn: 43237-2, ean: 0614134063963,

4.5 out of 5 stars with 297 reviews
Output power 10mW, inspection distance 10-12km With 1pc FC male to LC female connectorSmall size, easy to field test. High quality pen type visual fault locator. Easy identification of fiber break, bend, you can protect the fiber layer. Complete mechanical connecting point detection and optimization. FC-LC 2.5mm to 1.25 adapter for FC Optical Power Meter with low loss.. Functions: Finding the breakpoints, poor connections, bending or cracking in fiber optic cables.


AMPRO  T71176 Circuit Sounder
AMPRO T71176 Circuit Sounder
By AmPro
In Stock
$11.94

mpn: T71176, ean: 0795609711760,

4.3 out of 5 stars with 180 reviews
The AMPRO T71176 Circuit Sounder uses flashing lights and buzzer sounds to check 6, 12, and 24 volt circuits. It tests for shortages in wiring, connectors, fuses, and switches in automotive electrical systems. The AMPRO T71176 Circuit Sounder is perfect for under bright light or confined areas.Uses flashing lights and buzzer sounds to check 6, 12 and 24 volt circuits. Tests for shortages in wiring, connectors, fuses, and switches in automotive electrical systems. Perfect for under bright light


Circuit Tester Klein Tools 69105
Circuit Tester Klein Tools 69105
By Klein Tools
In Stock
$39.10
$30.30
You Save: 23%

mpn: 69105, ean: 0733353850991,

4.2 out of 5 stars with 197 reviews
Tests circuits rated from 80 to 600 volts AC/DC. The high-impact, sealed 5-11/16-Inch (144 mm) probes on long 24-Inch (610 mm) leads are convenient for testing motors, fuses, relays, switches, etc. A professional grade electrical tester with the quality you expect from Klein Tools. High-visibility neon lamp indicator. Resistor between each probe and lead. Reliable electronic components. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that


Ideal Industries 61-035 E-Z Check Circuit Tester, 125VAC
Ideal Industries 61-035 E-Z Check Circuit Tester, 125VAC
By Ideal Industries
In Stock
$22.09
$19.07
You Save: 14%

mpn: 61-035, ean: 0783250610358,

4.7 out of 5 stars with 10 reviews
Tests for correct wiring, open ground, reverse polarity, open hot, open neutral, hot on neutral, hot and ground reversed with open hot in 3-wire, 125V AC circuitsNo-slip ergonomic design maximizes comfort. Premium neon lamps prevent false readings. Tough impact-resistant case. 2-year warranty.


SAYTAY HDMI Cable Tester,Portable 9 LED Indicators HDMI 4K High Definition Cable Tester Tool,Main Remote Unit Kit with Storage Case
SAYTAY HDMI Cable Tester,Portable 9 LED Indicators HDMI 4K High Definition Cable Tester Tool,Main Remote Unit Kit with Storage Case
By SAYTAY
In Stock
$21.99

ean: 6756627589483,

4.7 out of 5 stars with 34 reviews
Specifications: Item Type: HDMI Cable Tester Material: Plastic Color: White+Orange Size: 10.3×9.4×2.8cm/4.06×3.70×1.10in (Approx.) Port: Standard HDMI Operating voltage: 9V DC Battery: 9V DC (Battery is not included) Quantity: 1 Set (other accessories demo in the picture is not included) Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the



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