Extech CT20 Remote and Local Continuity Tester with Remote Probe, Audible Tone, Long-Distance Cable Testing, LED Indicators, Hands-Free Operation for Electrical, HVAC, Telecom and Low-Voltage Work

Product Description The Extech CT20 Remote & Local Continuity Tester is built for technicians who need fast, reliable cable tracing without unnecessary complications. Designed with a remote probe that lets you test long cable runs across rooms, floors, or large installations, the CT20 makes it easy to identify wiring faults without requiring an extra set of hands. This professional-grade tool offers both audible tones and bright LED indicators, providing immediate confirmation of continuity even in challenging work environments. Whether you're working on telecom lines, HVAC control wiring, security systems, automotive circuits, or low-voltage electrical installations, the CT20 delivers the accuracy and efficiency needed to diagnose issues quickly. Lightweight, portable, and rugged enough for field conditions, the Extech CT20 is the go-to continuity tester for electricians, installers, and maintenance technicians who demand dependable performance and streamlined operation. From the Manufacturer An electronic tool for electricians, alarm, cable installers and others who routinely need to check circuits for continuity and also identify cables and wires. It allows a single user to quickly identify and label two wires even when the wire ends are located in different rooms.85dB beeper. Tests wire lengths up to 10,000-Foot (3,000m) 26 gauge minimum. CE approved. Complete with Continuity Tester, Remote Probe with Bi-Color LED, 9V battery, and carrying case.

• RELIABLE CONTINUITY TESTING: Quickly check for shorts and opens in cables and wires. Perfect for electricians and DIYers working on home wiring, automotive circuits, or remote cables.
• ONE-PERSON OPERATION: Features a unique detachable Remote Probe that allows a single user to identify and label long-distance wire runs (up to 10,000ft/3,000m) without needing an assistant.
• LED & AUDIBLE INDICATORS: Bright flashing LED and loud pulsating beeper provide clear signals even in noisy environments. Includes a "Local" and "Remote" mode to ensure total circuit accuracy.
• PERFECT FOR LONG-DISTANCE CABLE RUNS: Ideal for checking wiring across rooms, hallways, or entire buildings with the included remote probe, saving time on large-scale installations and maintenance tasks.
• HEAVY-DUTY DESIGN: Built for the field with a rugged housing and professional-grade alligator clips for secure connections during testing.