This Klein Tools electrical test kit is a professional-grade diagnostic solution built for electricians and contractors who need multi-function testing capability on every job site. It combines a digital multimeter, a non-contact voltage tester, an AC/DC voltage tester, and a receptacle tester into a single compact kit, covering everything from panel commissioning and circuit verification to outlet wiring diagnostics. Whether you're troubleshooting a residential rough-in or servicing a commercial installation, this kit delivers the accuracy and versatility to work safely and efficiently.

Digital Multimeter (MM320)

Voltage Measurement Up to 600V AC/DC
Current Measurement Up to 10A DC
Resistance Measurement Up to 2 MΩ
Additional Tests Battery, Diode, Continuity

Non-Contact Voltage Tester (NCVT-3P)

Low-Voltage Range 12–1000V AC
Standard Voltage Range 70–1000V AC
Flashlight Built-In, Independent Operation

AC/DC Voltage Tester (ET45)

AC Voltage Range 28V–240V AC (4 residential levels)
DC Voltage Range 32V–330V DC (4 common levels)
Test Lead Holder Built-In (2 positions: TR outlet spacing & storage)

Receptacle Tester (RT210)

Wiring Faults Detected Open Ground, Reverse Polarity, Open Hot, Open Neutral, Hot/Ground Reversed
GFCI Compatible Yes – Tests & Confirms GFCI Operation
Outlet Compatibility Standard & GFCI Receptacles

Kit Details

Brand Klein Tools
Product Type Electrical Test Kit