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

Name: 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
Brand: Extech
SKU: awhd-us-b000lyttrk
Price: 40.81 USD
Availability: InStock

Brand: Extech

Condition: Used

$40⁸¹

$47⁹⁹

-15% Save $7¹⁸

Updated: 2 days ago

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Description

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.

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Product Details

SKU:: awhd-us-b000lyttrk
Model:: CT20
Country:: US
ASIN:: B000LYTTRK
GTIN:: 00793950000205
UPC:: 793950000205

Shopping Smarter

Common questions about buying open-box and refurbished.

Why buy refurbished or open-box?

Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $7 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.

What's the difference between open-box and refurbished?

Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.

Why use OpenBoxFox?

Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for Extech products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.

Is it safe to buy refurbished?

Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.