EXTECH Receptacle Tester with GFCI: 90 V AC to 240 V AC, GFCI, CAT II 300V, Digital Display
The EXTECH CT70 is a GFCI & AC Circuit Analyzer that tests receptacles from 90 V AC to 240 V AC with a load current of 12 A. It features a digital display and is rated CAT II 300V for safety. This device is designed…
SKU 3G-OTH-171038
Need installation or engineering help?
Ask a question
Product Description
The EXTECH CT70 is a GFCI & AC Circuit Analyzer that tests receptacles from 90 V AC to 240 V AC with a load current of 12 A. It features a digital display and is rated CAT II 300V for safety. This device is designed for verifying GFCI functionality and wiring conditions in standard electrical outlets.
Frequently Asked Questions
What is the EXTECH CT70 receptacle tester used for?
The EXTECH CT70 is used to test standard electrical receptacles for correct wiring and GFCI functionality. It verifies ground fault protection and identifies common wiring faults in residential, commercial, and industrial outlets, ensuring safety before equipment connection.
What are the specifications of the EXTECH CT70?
The EXTECH CT70 operates from 90 V AC to 240 V AC with a load current of 12 A. It features a digital display, GFCI testing capability, and a CAT II 300V safety rating. The device is compact and designed for handheld use by electricians and maintenance technicians.
Where to buy the EXTECH CT70 worldwide?
The EXTECH CT70 is available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact 3G Electric for pricing and lead time on this EXTECH receptacle tester.
How to use the EXTECH CT70 for GFCI testing?
Plug the EXTECH CT70 into a standard receptacle and read the wiring condition on the digital display. Press the GFCI test button to verify ground fault interruption; the connected circuit should trip. Always follow local electrical safety codes and wear appropriate PPE when testing live circuits.
Used in
Common applications for EXTECHEXTECH Products
3G Electric supplies EXTECH gfci & ac circuit analyzers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.







