Tripp Lite CT120 User Manual

Instant-Read AC Outlet Circuit Tester with
Diagnostic LEDs

MODEL NUMBER: CT120

Description

Tripp Lite's instant-read CT120 circuit tester detects wiring stability in standard 120 volt AC wall sockets.
Simply plug the circuit tester into a receptacle and view the lighted 3 lamp status display for verification of
correct wiring, open ground, open neutral, open hot, hot-ground reversal and hot-neutral reversal fault
conditions. Sticker on the tester offers lighting combinations for each wiring condition. Ultra-portable
design and easy to read lighted display makes the CT120 an excellent addition to any laptop carrying
case, tool belt or workbench. Low cost design saves the expense of hiring an electrician to determine
wiring stability.

Highlights

●

Simple to use plug-in tester

●

Instantly displays several
common wiring fault

Package Includes

NEMA 5-15PCT120 circuit tester
Operating instructions

Features

Offers instant-read notification of correct wiring status of any 120VAC wall socket with a standard NEMA5­15R receptacle (not for use with Ground Fault Interrupt -GFI outlets).
Diagnoses several common wiring faults, including open ground, open neutral, hot-ground reversal and
hot-neutral reversal fault conditions (detects most common wiring problems, but not all fault conditions)
Lighted, easy to read 3 lamp status display allows non-technical users to quickly determine the presence
of wiring problems and schedule electrical repairs without damage to sensitive electronic devices
Ultra-portable design makes the CT120 and ideal addition to any laptop carrying case, tool belt or
workbench
Prevents equipment damage and unsafe wiring by easily identifying common electrical fault conditions so
that they can be repaired by a qualified electrician
Low cost design saves the expense of hiring a professional electrician to determine wiring stability

Specifications

OVERVIEW

UPC Code 037332116345

INPUT

Nominal Input Voltage(s) Supported 120V AC
Voltage Compatibility (VAC) 120

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Input Plug Type NEMA 5-15P

USER INTERFACE, ALERTS & CONTROLS

Diagnostic LED Details 3 indicator lights (2 yellow / 1 red)

PHYSICAL

Housing Color Black plastic
Shipping Dimensions (hwd / cm) 12.19 x 4.57 x 10.16
Shipping Dimensions (hwd / in.) 4.80 x 1.80 x 4.00
Shipping Weight (kg) 0.09
Shipping Weight (lbs.) 0.20
Unit Dimensions (hwd / cm) 7.62 x 3.81 x 1.27
Unit Dimensions (hwd / in.) 3 x 1.5 x 0.5
Unit Weight (kg) 0.04
Unit Weight (lbs.) 0.08

WARRANTY

Product Warranty Period
(Worldwide)

Lifetime limited warranty

© 2021 Tripp Lite. All rights reserved. All product and company names are trademarks or registered trademarks of their respective holders. Use of them does
not imply any affiliation with or endorsement by them. Tripp Lite has a policy of continuous improvement. Specifications are subject to change without notice.
Tripp Lite uses primary and third-party agencies to test its products for compliance with standards. See a list of Tripp Lite's testing agencies:
https://www.tripplite.com/products/product-certification-agencies

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