Skip to main content

HelloSelect address

Menu

FantasTech Sale II

Free Gift w/ AMD

Free Gift w/ Intel

Newegg Business

Your Browsing History

Home
Automotive & Tools
Automotive Tools
Electrical System Tools
Search Results

Electrical System Tools

Brands

Generic Brand
SOEWIOU
TaoTao
NShi
Trisvision
ETCR

KEHIPI
Paiying
GODIAG
ZFBASCENTGO
Audiovox - Generic
VEVOR
ITCARDIAG
SMUGDESK
Manw
TSUJ
Fluke
Lonsdor
BFKK
ZephyrPC
STARTECH
noyafa
QURO
WISDUM
The Perfect Part
WUQ
AJMRTC

Show More

Price

to

$10 - $25
$25 - $50
$50 - $75
$75 - $100
$100 - $200
$200 - $300

$400 - $500
$500 - $750
$750 - $1000
$1250 - $1500
$1500 - $2000
$2000 - $2500

Show More

Type

Amp Meters & Probes
Code Scanners & Accessories
Multimeters, Tach & Dwell Meters
Relay Testers
Clamp
Key Programmer

Useful Links

Direct from Manufacturer
Free Shipping
Top Sellers
Discount Item
Volume Savings

Customer Ratings

& up

Can’t find the filter you need? Let AI help.

Ask Celeste ^SM

Hi! I'm Newegg's Electrical System Tools expert. Go ahead and ask me any questions you might have. I'm here to help.

USB-C charging cables?

HDMI cables for 4K?

USB-C vs Lightning differences?

How to check cable compatibility?

CT03 Power Circuit Tester, 6-24V DC Test Light Short Circuit, Automotive Component Electrical Polarity Identify Continuity Tester, Overload Protection

CT03 Power Circuit Tester, 6-24V DC Test Light Short Circuit, Automotive Component Electrical Polarity Identify Continuity Tester, Overload Protection

$31^.99

Free Shipping

BST100 12V Car Battery Tester, 100-2000 CCA Automotive Battery Analyzer with Cranking and Charging System Test for Cars, Motorcycles, SUVs, Boats

BST100 12V Car Battery Tester, 100-2000 CCA Automotive Battery Analyzer with Cranking and Charging System Test for Cars, Motorcycles, SUVs, Boats

$59^.99

Free Shipping

BT906 Car Battery Tester 6V 12V 24V with Lithium Battery Testing, 5-3000CCA Automotive Circuit Testing, Load/Alternator Tester, Charging Cranking System Tester for All Car Motorcycle Boat

BT906 Car Battery Tester 6V 12V 24V with Lithium Battery Testing, 5-3000CCA Automotive Circuit Testing, Load/Alternator Tester, Charging Cranking System Tester for All Car Motorcycle Boat

$62^.99

Free Shipping

Digital Multimeter with Case, DC AC Voltmeter, Ohm Volt Amp Test Meter and Continuity Test Diode Voltage Tester for Household Outlet, Automotive Battery Test (Anti-Burn with Double Fuses)

Digital Multimeter with Case, DC AC Voltmeter, Ohm Volt Amp Test Meter and Continuity Test Diode Voltage Tester for Household Outlet, Automotive Battery Test (Anti-Burn with Double Fuses)

$31^.99

Free Shipping

Magnetic Battery Tester for AAA AA C D 9V, Button Cell & Rechargeables

Magnetic Battery Tester for AAA AA C D 9V, Button Cell & Rechargeables

$53^.99

Free Shipping

BT301 12V Car Battery Tester, Battery Load Tester 100-2000CCA Automotive Battery Tester Digital Alternator Starter Tester Cranking Charging Tester for Car Marine Truck SUV ATV (Upgraded BT100)

BT301 12V Car Battery Tester, Battery Load Tester 100-2000CCA Automotive Battery Tester Digital Alternator Starter Tester Cranking Charging Tester for Car Marine Truck SUV ATV (Upgraded BT100)

$109^.99

Free Shipping

Magnetic Battery Tester for AA AAA C D 9V, Buttons, Ni-MH, Alk, Li-ion

Magnetic Battery Tester for AA AAA C D 9V, Buttons, Ni-MH, Alk, Li-ion

$59^.99

Free Shipping

NCVT1P Voltage Tester, Non-Contact Low Voltage Tester Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip

NCVT1P Voltage Tester, Non-Contact Low Voltage Tester Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip

$39^.99

Free Shipping

Single Range 50-600V Non-Contact Voltage Tester CAT IV 600V AC NCVT with LED Voltage Indicator, Audible & Visual Alerts, Auto Power-Off, Low Battery Alert Professional Electrician & DIY Tool

Single Range 50-600V Non-Contact Voltage Tester CAT IV 600V AC NCVT with LED Voltage Indicator, Audible & Visual Alerts, Auto Power-Off, Low Battery Alert Professional Electrician & DIY Tool

$33^.99

Free Shipping

7760 Cordless Circuit Tester

7760 Cordless Circuit Tester

$33^.99

Free Shipping

BC100 12V Car Battery Tester Automotive Load Analyzer

BC100 12V Car Battery Tester Automotive Load Analyzer

$97^.99

Free Shipping

Battery Current Sensor Compatible with Dodge Durango 2017-2020, Jeep Grand Cherokee/Compass 2017-2019, Ram 1500 2500 3500 2017-2020, Replacement for 68318616AC

Battery Current Sensor Compatible with Dodge Durango 2017-2020, Jeep Grand Cherokee/Compass 2017-2019, Ram 1500 2500 3500 2017-2020, Replacement for 68318616AC

$62^.99

Free Shipping

NT301 Plus 2-in-1 OBD2 Scanner & 12V Car Battery Tester

NT301 Plus 2-in-1 OBD2 Scanner & 12V Car Battery Tester

$138^.99

Free Shipping

AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool, Read and Clear Error Codes for 1996 or Newer OBD2 Protocol Vehicle (Black)

AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool, Read and Clear Error Codes for 1996 or Newer OBD2 Protocol Vehicle (Black)

$46^.99

Free Shipping

Power Circuit Probe Kit, 6-24V Automotive Circuit Tester, Automotive Short Circuit Finder Electrical System Tester with LED Lights

Power Circuit Probe Kit, 6-24V Automotive Circuit Tester, Automotive Short Circuit Finder Electrical System Tester with LED Lights

$34^.19

Free Shipping

Power Circuit Probe Tester, 6V-24V DC Test Light, Automotive Short Circuit Located and Component Activated, 12V Auto Electrical Tester, Polarity Identify with LED Light, Overload Protection

Power Circuit Probe Tester, 6V-24V DC Test Light, Automotive Short Circuit Located and Component Activated, 12V Auto Electrical Tester, Polarity Identify with LED Light, Overload Protection

$39^.18

More options from $34.98 - $39.18

Free Shipping

48PCS Automotive Circuit Test Leads Kit Electrical Breakout Leads Automotive Kit Multi Function Auto Diagnostic Tools Multimeter Test Leads Kit

48PCS Automotive Circuit Test Leads Kit Electrical Breakout Leads Automotive Kit Multi Function Auto Diagnostic Tools Multimeter Test Leads Kit

$78^.19

More options from $78.19

Free Shipping

Automotive Power Circuit Probe Tester - Pro DC 6V 12 V 36V Automotive Circuit Breaker Finder,Voltage/Continuity/Short/Open Circuit Detection Multifunctional with Test Light

Automotive Power Circuit Probe Tester - Pro DC 6V 12 V 36V Automotive Circuit Breaker Finder,Voltage/Continuity/Short/Open Circuit Detection Multifunctional with Test Light

$44^.18

More options from $39.98 - $44.18

Free Shipping

Power Circuit Probe Tester Kit, 6V-24V DC Test Light, Automotive Circuit Tester Car Short Finder, Component Activation, Polarity Identify, Overload Protection, Voltage Tester 0.3v-80v

Power Circuit Probe Tester Kit, 6V-24V DC Test Light, Automotive Circuit Tester Car Short Finder, Component Activation, Polarity Identify, Overload Protection, Voltage Tester 0.3v-80v

$39^.18

More options from $34.98 - $39.18

Free Shipping

Automotive Power Circuit Probe Tester - Pro DC 6V 12 V 36V Automotive Circuit Breaker Finder,Voltage/Continuity/Short/Open Circuit Detection Multifunctional with Test Light

Automotive Power Circuit Probe Tester - Pro DC 6V 12 V 36V Automotive Circuit Breaker Finder,Voltage/Continuity/Short/Open Circuit Detection Multifunctional with Test Light

$41^.19

Free Shipping

Circuit Tester Automotive Short and Open Finder DC 6-42V Car Wire Tracker Tool

Circuit Tester Automotive Short and Open Finder DC 6-42V Car Wire Tracker Tool

$44^.99

Free Shipping

2 in 1 Type C USB Tester USB Multimeter USB C Power Mester Tester USB-C Testers DC 4-24V 6A 1.77-inch Multi-Function Voltage and Current Meter QC/PD Protocol Trickle Charger Quick Charge

2 in 1 Type C USB Tester USB Multimeter USB C Power Mester Tester USB-C Testers DC 4-24V 6A 1.77-inch Multi-Function Voltage and Current Meter QC/PD Protocol Trickle Charger Quick Charge

$31^.99

Free Shipping

USB Tester, USB-A USB-C 2.0 Multimeter Dual USB Ports PD QC 3.0 with Color LED Display Battery Charger Monitor, 7 Modes Capacity Voltage Current Power for Laptop Power Bank Solar Panel

USB Tester, USB-A USB-C 2.0 Multimeter Dual USB Ports PD QC 3.0 with Color LED Display Battery Charger Monitor, 7 Modes Capacity Voltage Current Power for Laptop Power Bank Solar Panel

$37^.99

Free Shipping

80025 Outlet Tester Kit with GFCI Tester and Non-Contact Voltage Test Pen, 2-Piece

80025 Outlet Tester Kit with GFCI Tester and Non-Contact Voltage Test Pen, 2-Piece

$53^.99

Free Shipping

USB Tester 4-28V 7A LCD USB A&C Voltage Current Power Tester Multimeter with App Software, Fast Charge Detection Trigger Capacity Ripple Measurement, PD2.0/PD3.0,QC2.0/QC3.0

USB Tester 4-28V 7A LCD USB A&C Voltage Current Power Tester Multimeter with App Software, Fast Charge Detection Trigger Capacity Ripple Measurement, PD2.0/PD3.0,QC2.0/QC3.0

$95^.99

Free Shipping

USB Tester Meter USB C Voltage Tester, 2-in-1 Digital USB Current Watt Multimeter, PD Battery Power Capacity Ammeter Voltmeter with Type C Connector

USB Tester Meter USB C Voltage Tester, 2-in-1 Digital USB Current Watt Multimeter, PD Battery Power Capacity Ammeter Voltmeter with Type C Connector

$39^.99

Free Shipping

Type-C Tester Multi-Functional Digital Meter DC 4.5-36V 0-8A Current Voltage Meter Power Capacity Tester Supports Multiple Fast Charging Protocols

Type-C Tester Multi-Functional Digital Meter DC 4.5-36V 0-8A Current Voltage Meter Power Capacity Tester Supports Multiple Fast Charging Protocols

$24^.99

Free Shipping

USB Tester,4-25V 5.0A LCD USB Digital Voltage Current Power Tester Multimeter,USB Power Mester Tester, USB Voltmeter Ammeter QC2.0/3.0

USB Tester,4-25V 5.0A LCD USB Digital Voltage Current Power Tester Multimeter,USB Power Mester Tester, USB Voltmeter Ammeter QC2.0/3.0

$27^.99

Free Shipping

SOEWIOU 6-12-24V Car Circuit Tester Pen, Heavy-Duty Automotive Voltage Test Light Professional Auto Repair Diagnostic Tool

SOEWIOU 6-12-24V Car Circuit Tester Pen, Heavy-Duty Automotive Voltage Test Light Professional Auto Repair Diagnostic Tool

$13^.90

Free Shipping

USB and Type-C Tester - Multi-Functional Digital Tester for DC 4.5-36V, 0-8A Current and Voltage Meter, Supports Multiple Fast Charging Protocols

USB and Type-C Tester - Multi-Functional Digital Tester for DC 4.5-36V, 0-8A Current and Voltage Meter, Supports Multiple Fast Charging Protocols

$26^.99

Free Shipping

USB C Tester Power Meter 2 in 1, YEREADW Digital Multimeter 3.6-32V 0-8.0A Voltage and Current Tester Meter, Type C Voltmeter Battery Capacity Volt Ammeter Power Bank Fast Charger Detector

USB C Tester Power Meter 2 in 1, YEREADW Digital Multimeter 3.6-32V 0-8.0A Voltage and Current Tester Meter, Type C Voltmeter Battery Capacity Volt Ammeter Power Bank Fast Charger Detector

$37^.99

Free Shipping

ETCR ETCR3500B Digital High Voltage Insulation Resistance Meter Tester High Voltage Megohm Meter with Max Range 10kV 10T 5mA

ETCR ETCR3500B Digital High Voltage Insulation Resistance Meter Tester High Voltage Megohm Meter with Max Range 10kV 10T 5mA

$659^.00

Free Shipping

Southwire KIT; T200K MULITPURPOSE TONE & PROBE

Southwire KIT; T200K MULITPURPOSE TONE & PROBE

$155^.40

Free Shipping

Car Memory Saver Protection Connector, OBD2 Battery Change Saver, Memory ECU Power Off Protector, 12V Quick Release Adapter with Digital Display 5A Fuse

Car Memory Saver Protection Connector, OBD2 Battery Change Saver, Memory ECU Power Off Protector, 12V Quick Release Adapter with Digital Display 5A Fuse

$17^.91

Free Shipping

DMT-99 Digital Multimeter 9999 Counts TRMS, Rechargeable Auto-Ranging Volt Meter with Recording and Monitoring Data Mode, Resistance, Capacitance, Diode, Frequency, NCV, Current Voltage Tester

DMT-99 Digital Multimeter 9999 Counts TRMS, Rechargeable Auto-Ranging Volt Meter with Recording and Monitoring Data Mode, Resistance, Capacitance, Diode, Frequency, NCV, Current Voltage Tester

$74^.99

Free Shipping

Digital Multimeter Tester Auto-Ranging TRMS 6000 Counts Smart Rechargeable Voltmeter Electrical Tester Measures AC/DC Current,Voltage,Capacitance,Resistance,NCV,Amp,Ohm,Diodes,Countinuity,Temp

Digital Multimeter Tester Auto-Ranging TRMS 6000 Counts Smart Rechargeable Voltmeter Electrical Tester Measures AC/DC Current,Voltage,Capacitance,Resistance,NCV,Amp,Ohm,Diodes,Countinuity,Temp

$53^.99

Free Shipping

Volume Discounts:$50.99 - $53.99

Page 8/9

1
7
8
9

Find what you were looking for?

Hide(0)

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

Close

Deals Just For You

Sign up to receive exclusive offers in your inbox.

clear text

View Latest Email Deals

Download Our APP

Enter your phone number and we'll send you a download link.

+1

OR

Shop on Newegg APP

Scan the QR code to download App

Scan this code with your phone's camera.

Customer Service

Help Center
Track an Order
Return an Item
Return Policy
Privacy & Security
Feedback

My Account

Login/Register
Browsing History
Order History
Returns History
Address Book
Wish Lists
My Build Lists
My Build Showcase
Email Notifications
Subscriptions Orders
Auto Notifications

Company Information

About Newegg
Investor Relations
Media Center
Newegg Student Internship Program
Gamer Zone
Press Inquiries
Newegg Careers
Newegg Insider

Tools & Resources

Become a supplier
Sell on Newegg.com
For Your Business
Newegg Partner Services
Become an Affiliate
Newegg Creators
Site Map
Shop by Brand
Rebates
Mobile Apps
ChatGPT App
Student Discount
Newegg Store Credit Card
Build Showcases
Progressive Leasing
Trade In

Shop Our Brands

Newegg Business
Newegg Global
ABS
Rosewill

© 2000-2026 Newegg Inc. All rights reserved.

Terms & Conditions Privacy PolicyCookie SettingsCalif. Transparency in Supply Chains Act Cigna Transparency in Coverage (MRF)

Reddit
Facebook
X
Instagram
LinkedIn
Pinterest
YouTube
Twitch
Discord
Tiktok

Messages