Phase Detector(106)
Uses item details. Price when purchased online
Best seller, TESMEN TN-213 Non-Contact Voltage Tester, Voltage Tester Pen and Electric Tester Pen with Dual Sensitivity, LED Indicator and Waterproof Design $14.99 Was $19.99
Best seller
Sponsored
Now$1499
current price Now $14.99, Was $19.99$19.99
TESMEN TN-213 Non-Contact Voltage Tester, Voltage Tester Pen and Electric Tester Pen with Dual Sensitivity, LED Indicator and Waterproof Design
4.6 out of 5 stars
Best seller, Performance Tool 3009 Compact Cordless Automotive Relay Tester for 12-Volt 4- and 5-Pin Relays, Green $47.34
Best seller
Sponsored
$4734
current price $47.34Performance Tool 3009 Compact Cordless Automotive Relay Tester for 12-Volt 4- and 5-Pin Relays, Green
4.6 out of 5 stars
Best seller, Neoteck Voltage Tester/Non Contact Voltage Tester 12-1000V/48-1000V Adjustable Sensitivity AC Voltage Detector Tester Pen Live/Null Wire Tester with LCD Display Buzzer Alarm Wire Breakpoint Finder From $9.99
Best seller
Sponsored
From$999
Neoteck Voltage Tester/Non Contact Voltage Tester 12-1000V/48-1000V Adjustable Sensitivity AC Voltage Detector Tester Pen Live/Null Wire Tester with LCD Display Buzzer Alarm Wire Breakpoint Finder
4.7 out of 5 stars
SANTRONICS INC 3115 Voltage Detector $17.45
Sponsored
$1745
current price $17.45SANTRONICS INC 3115 Voltage Detector
5 out of 5 stars
Best seller, Hyper Tough Non-Contact Voltage Detector, 701000V AC, LED and Audible Alert $9.97
Best seller
$997
current price $9.97Hyper Tough Non-Contact Voltage Detector, 701000V AC, LED and Audible Alert
4.3 out of 5 stars
Brushless Motor & Controller Tester 24V-72V, 60/120 Degree Phase Angle Detector for E-Bike Scooter, Quick Hall Sensor & Wiring Diagnostic Tool $12.50
$1250
current price $12.50Brushless Motor & Controller Tester 24V-72V, 60/120 Degree Phase Angle Detector for E-Bike Scooter, Quick Hall Sensor & Wiring Diagnostic Tool
ABS DYXZ-01 Phase Sequence Detector for 3-Phase Systems, Non-Contact Voltage Tester with LED Display $40.78
$4078
current price $40.78ABS DYXZ-01 Phase Sequence Detector for 3-Phase Systems, Non-Contact Voltage Tester with LED Display
Non-Contact 3 Phase Sequence Tester with LED and Buzzer 12V~1000V Voltage Detector $33.99
$3399
current price $33.99Non-Contact 3 Phase Sequence Tester with LED and Buzzer 12V~1000V Voltage Detector
Socket phase detector digital voltage display ground leakage test circuit breaker trip test electrical appliances $14.95
$1495
current price $14.95Socket phase detector digital voltage display ground leakage test circuit breaker trip test electrical appliances
Digital 3 Phase Sequence Tester and LCD Display Phase Rotation Detector Meter, 40-600V AC Voltage Measurement Tool for Accurate Electrical Testing, No Battery Included (7.87 inches / 20 cm) $28.86
$2886
current price $28.86Digital 3 Phase Sequence Tester and LCD Display Phase Rotation Detector Meter, 40-600V AC Voltage Measurement Tool for Accurate Electrical Testing, No Battery Included (7.87 inches / 20 cm)
Clearance, VEVOR Outlet Tester, Electrical GFCI Trip Tester, LCD Display Receptacle Detector for 7 Common Wiring Faults, 3 Prong Socket Detector with Auto Shutoff & Low Battery Indicator, CAT II 300V Rating $10.71 Was $17.90
Sponsored
Now$1071
current price Now $10.71, Was $17.90$17.90
VEVOR Outlet Tester, Electrical GFCI Trip Tester, LCD Display Receptacle Detector for 7 Common Wiring Faults, 3 Prong Socket Detector with Auto Shutoff & Low Battery Indicator, CAT II 300V Rating
Yunhgft Outlet Tester Voltage Test Finders Automatic Electric Wiring Fault Checker Phase white $13.99
$1399
current price $13.99Yunhgft Outlet Tester Voltage Test Finders Automatic Electric Wiring Fault Checker Phase white
Best seller, Neoteck Voltage Tester/Non Contact Voltage Tester 12-1000V/48-1000V Adjustable Sensitivity AC Voltage Detector Tester Pen Live/Null Wire Tester with LCD Display Buzzer Alarm Wire Breakpoint Finder From $9.99
Best seller
From$999
Neoteck Voltage Tester/Non Contact Voltage Tester 12-1000V/48-1000V Adjustable Sensitivity AC Voltage Detector Tester Pen Live/Null Wire Tester with LCD Display Buzzer Alarm Wire Breakpoint Finder
4.7 out of 5 stars
Color Display Tester 30-250V Portable Digital Socket Tester Detector RCD Voltage Tester Ground Polarity Phase Check Tool with Color Display $13.18
$1318
current price $13.18Color Display Tester 30-250V Portable Digital Socket Tester Detector RCD Voltage Tester Ground Polarity Phase Check Tool with Color Display
Yunhgft Outlet Tester Voltage Test Finders Automatic Electric Wiring Fault Checker Phase black $12.99
$1299
current price $12.99Yunhgft Outlet Tester Voltage Test Finders Automatic Electric Wiring Fault Checker Phase black
VORALYN 2026 New Non-Contact Voltage Detector, Ac Voltage Tester 12-1000V with Adjustable Sensitivity with Flashlight and Audible Alarm, Neutral/Phase Wire Test and Detect $12.78
$1278
current price $12.78VORALYN 2026 New Non-Contact Voltage Detector, Ac Voltage Tester 12-1000V with Adjustable Sensitivity with Flashlight and Audible Alarm, Neutral/Phase Wire Test and Detect
Digital Voltage Tester AC 12-300V Pen NCV Phase Sequence Detector with LCD Screen and Sound Light Prompt Backlight Electricity Checker Tool (7.08 inches / 18.0 cm) $16.60
$1660
current price $16.60Digital Voltage Tester AC 12-300V Pen NCV Phase Sequence Detector with LCD Screen and Sound Light Prompt Backlight Electricity Checker Tool (7.08 inches / 18.0 cm)
Digital LCD Display Voltage Tester Non-contact Auto-Range,Phase Rotation,Test Detector Continuity $51.34
$5134
current price $51.34Digital LCD Display Voltage Tester Non-contact Auto-Range,Phase Rotation,Test Detector Continuity
3 Phase Tester Digital Phase Indicator Detector LED Phase Sequence Meter Voltage Tester 40V-600V AC,1 x 3 Phase Tester,green $23.79
$2379
current price $23.793 Phase Tester Digital Phase Indicator Detector LED Phase Sequence Meter Voltage Tester 40V-600V AC,1 x 3 Phase Tester,green
3 Phase Tester Digital Phase Indicator Detector LED Phase Sequence Meter Voltage Tester 40V-600V AC $22.40
$2240
current price $22.403 Phase Tester Digital Phase Indicator Detector LED Phase Sequence Meter Voltage Tester 40V-600V AC
Voltage Testers UT18C UT18D UT15C Phase Sequence Continuity Voltage Detector LCD Display Auto Range From $76.12
From$7612
Voltage Testers UT18C UT18D UT15C Phase Sequence Continuity Voltage Detector LCD Display Auto Range
NFTIGB 220V 10(40)A Digital 1 Phase 2 Wire 4P Din Rail Electric Meter Electronic KWh Meter XTM75S AC Voltage Detector Noncontact Power Tester 3.46 inches / 8.8 cm for Home Improvement $18.87
$1887
current price $18.87NFTIGB 220V 10(40)A Digital 1 Phase 2 Wire 4P Din Rail Electric Meter Electronic KWh Meter XTM75S AC Voltage Detector Noncontact Power Tester 3.46 inches / 8.8 cm for Home Improvement
4 out of 5 stars
GJX Non-Contact Voltage Detector,AC Voltage Tester 12-1000V with Adjustable Sensitivity with Flashlight and Audible Alarm,Neutral/Phase Wire Test and Detect $8.78
$878
current price $8.78GJX Non-Contact Voltage Detector,AC Voltage Tester 12-1000V with Adjustable Sensitivity with Flashlight and Audible Alarm,Neutral/Phase Wire Test and Detect
Time Mark 108A Line Voltage & Phase Sequence Detector $180.00
$18000
current price $180.00Time Mark 108A Line Voltage & Phase Sequence Detector
UT15C Waterproof Digital Voltage Meter 24V~690V AC/DC Voltage Testers LCD Display Auto Range Phase Rotation voltage tester ,Accurate Testing $94.92
$9492
current price $94.92UT15C Waterproof Digital Voltage Meter 24V~690V AC/DC Voltage Testers LCD Display Auto Range Phase Rotation voltage tester ,Accurate Testing
Wagner DT-DSP-1 Digital Single Phase Line Voltage Monitor 90 to 300V $86.90
$8690
current price $86.90Wagner DT-DSP-1 Digital Single Phase Line Voltage Monitor 90 to 300V
Small Tip Current Clamp Three Phase Meter Digital Volt-ampere Meter AC Voltage Current Tester Detector ETCR4300 $638.52 Was $678.82
Now$63852
current price Now $638.52, Was $678.82$678.82
Small Tip Current Clamp Three Phase Meter Digital Volt-ampere Meter AC Voltage Current Tester Detector ETCR4300
GJX Voltage Tester, Non-Contact with 3-Phase Rotation Indicator & Signal Percentage, Rechargeable Ac Electrical Voltage Detector Pen, High/Low Sensitivity with 6 Ranges, 3-Mode Alarm $20.51
$2051
current price $20.51GJX Voltage Tester, Non-Contact with 3-Phase Rotation Indicator & Signal Percentage, Rechargeable Ac Electrical Voltage Detector Pen, High/Low Sensitivity with 6 Ranges, 3-Mode Alarm
Digital Socket Tester Tester 30-250V Portable Digital Socket Tester Detector RCD Voltage Tester Ground Polarity Phase Check Tool with Color Display $13.20
$1320
current price $13.20Digital Socket Tester Tester 30-250V Portable Digital Socket Tester Detector RCD Voltage Tester Ground Polarity Phase Check Tool with Color Display
Time Mark 108D Line Voltage & Phase Sequence Detector $170.00
$17000
current price $170.00Time Mark 108D Line Voltage & Phase Sequence Detector
Digital LCD Display Voltage Tester Non-contact Auto-Range,Phase Rotation,Test Detector Continuity ,High&Low Sensitivity $47.07
$4707
current price $47.07Digital LCD Display Voltage Tester Non-contact Auto-Range,Phase Rotation,Test Detector Continuity ,High&Low Sensitivity
For Non-Contact Voltage Detector Indicator 12V-300V Digital Electric Test Pen Live/phase Wire Breakpoint NCV Continuity Tester $19.82
$1982
current price $19.82For Non-Contact Voltage Detector Indicator 12V-300V Digital Electric Test Pen Live/phase Wire Breakpoint NCV Continuity Tester
Clearance, Non-Contact Voltage Detector, AC Voltage Tester 12-1000V with Adjustable Sensitivity with Flashlight and Audible Alarm, Neutral/Phase Wire Test and Detect $12.99 Was $15.99
Now$1299
current price Now $12.99, Was $15.99$15.99
Non-Contact Voltage Detector, AC Voltage Tester 12-1000V with Adjustable Sensitivity with Flashlight and Audible Alarm, Neutral/Phase Wire Test and Detect
GJX Non-contact Voltage Tester Electricity Detect Pen Buzzer Alarm Voltage Tester $6.56
$656
current price $6.56GJX Non-contact Voltage Tester Electricity Detect Pen Buzzer Alarm Voltage Tester
Voltage Tester AC/DC Voltage 3-Phase Voltage Phase Sequence Continuity Digital Multimeter ,High&Low Sensitivity $82.62
$8262
current price $82.62Voltage Tester AC/DC Voltage 3-Phase Voltage Phase Sequence Continuity Digital Multimeter ,High&Low Sensitivity
4-in-1Digital Multi-Function Tester Insulation+Earth Resistance AC Voltage Phase Sequence Test High Accuracy Portable $252.92
$25292
current price $252.924-in-1Digital Multi-Function Tester Insulation+Earth Resistance AC Voltage Phase Sequence Test High Accuracy Portable
10X Black Speaker Polarity Tester PH Phase Meter/Phasemeter for Auto Car,10 x PH Phase Meter,Black $62.99
$6299
current price $62.9910X Black Speaker Polarity Tester PH Phase Meter/Phasemeter for Auto Car,10 x PH Phase Meter,Black
3 Phase Rotation Indicator, 3 Phase Sequences Rotation Tester LED Indicator Detectors Checkers Meter Carrying Bag Phase Meter $27.22
$2722
current price $27.223 Phase Rotation Indicator, 3 Phase Sequences Rotation Tester LED Indicator Detectors Checkers Meter Carrying Bag Phase Meter
FR2010E+ Double Clamp Phase Voltmeter For Measuring Voltage, Current, Power, Power Factor, Frequency, And Phase $376.22 Was $399.96
Now$37622
current price Now $376.22, Was $399.96$399.96
FR2010E+ Double Clamp Phase Voltmeter For Measuring Voltage, Current, Power, Power Factor, Frequency, And Phase
KODASW 100-500V Induced Electric Tester Pen Screwdriver 1-phase Voltage Tester Detector $13.22
$1322
current price $13.22KODASW 100-500V Induced Electric Tester Pen Screwdriver 1-phase Voltage Tester Detector
Non-contact Phase Sequence Meter FR2060 $94.43
$9443
current price $94.43Non-contact Phase Sequence Meter FR2060
Elowen Test Pencil HT100P Non-contact Test Pencil LCD Digital Voltage Tester AC Phase & Voltage Detector with Sound and Light Alarm Portable NCV Pen-type Electroscope with Sensitivity $14.59
$1459
current price $14.59Elowen Test Pencil HT100P Non-contact Test Pencil LCD Digital Voltage Tester AC Phase & Voltage Detector with Sound and Light Alarm Portable NCV Pen-type Electroscope with Sensitivity
Novixy Novixy HT89 Non-Contact Voltage Tester Pen AC 12V-300V with LCD Display, Live Neutral Wire Identifier and Breakpoint Finder, Sound Light Alarm Electric Detector for Home Repair $12.00
$1200
current price $12.00Novixy Novixy HT89 Non-Contact Voltage Tester Pen AC 12V-300V with LCD Display, Live Neutral Wire Identifier and Breakpoint Finder, Sound Light Alarm Electric Detector for Home Repair
Time Mark 125C Line Voltage & Phase Sequence Detector $163.00
$16300
current price $163.00Time Mark 125C Line Voltage & Phase Sequence Detector
5X Black Speaker Polarity Tester PH Phase Meter/Phasemeter for Auto Car,5 x PH Phase Meter,Black $34.29
$3429
current price $34.295X Black Speaker Polarity Tester PH Phase Meter/Phasemeter for Auto Car,5 x PH Phase Meter,Black
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