The Eaton/Cutler-Hammer CL120 is a 1 Pole thermal magnetic molded case circuit breaker with a current rating of 20 Amps and a voltage rating of 120/240VAC. It has an interrupting rating of 10kAIC at 240V. The CL120 has a plug-in connection type and includes long time and instantaneous trip functions.
['Square D Homeline Loadcenters', 'GE Type THQ Loadcenters', 'Crouse-Hinds Type MP Loadcenters', 'Thomas and Betts Type TB Loadcenters', 'Murray Type MP Loadcenters', 'Siemens Type QP Loadcenters']
Wire Gauge
AWG 14 to AWG 4, Cu/Al
Protection and operation
Trip Technology
Thermal Magnetic
Standards and features
Approval
UL
Temp Rating
40 °C
Product FAQs
6 answers
Which competitor load centers is the Eaton CL120 UL classified to replace?
The Eaton CL120 is a 1-inch classified replacement breaker. It is UL classified as a direct replacement for 1-inch format breakers in panels from Square D Homeline, GE Type THQ, ITE/Siemens Type QP, Murray Type MP, Crouse-Hinds Type MP, and Thomas and Betts Type TB.
How much panel space does this single-pole breaker require?
The CL120 requires one standard 1-inch space in a compatible load center.
What type of wire can be used with the CL120 breaker?
The breaker terminals accept both copper and aluminum wire, accommodating sizes from 14 AWG up to 4 AWG.
What does the UL classified designation mean for this breaker?
The UL classified rating means Underwriters Laboratories has tested and approved this Eaton breaker as a safe, direct replacement for specific competitor load centers, ensuring it meets National Electrical Code safety standards for those panels.
What types of electrical loads is a 20-amp single-pole breaker typically used for?
A 20-amp, 120-volt single-pole breaker is commonly used for general lighting circuits, standard wall receptacles, and small dedicated appliance circuits in residential and commercial applications.
Can I use the CL120 in a Square D QO panel?
No. The CL120 is a 1-inch format breaker designed for Square D Homeline and other 1-inch panels. Square D QO panels require a 3/4-inch format breaker.
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