Precision Voltage Detector & Tester

The Southwire 65112140 Model 41171N Electrical Tester combines three essential electrical testing functions into a single compact instrument. Designed for electricians and maintenance professionals, it measures voltage, detects live circuits without contact, and performs continuity testing while offering enhanced safety features and easy-to-read results.

• Measures up to 600 volts AC/DC with automatic detection of AC or DC voltage.

• Combines voltage measurement, non-contact voltage detection, and continuity testing in one versatile tester.

• Built-in non-contact voltage detector quickly identifies the presence of live voltage without direct conductor contact.

• Backlit LCD display provides clear readings in low-light environments.

• Integrated work light improves visibility when working inside panels, cabinets, and other confined spaces.

• CAT IV 600-volt safety rating provides protection for demanding electrical testing applications.

The Southwire 65112140 Model 41171N Electrical Tester delivers the essential testing functions needed for installation, troubleshooting, and maintenance in a compact, easy-to-use design. Its combination of voltage measurement, non-contact detection, continuity testing, and enhanced safety features makes it a valuable tool for professional electrical work.