The Eaton CH120 is a Type CH 3/4-inch standard thermal-magnetic circuit breaker designed for reliable residential electrical protection. This single-pole device operates at a voltage rating of 120/240 V with an amperage rating of 20 A and features an interrupt rating of 10 kAIC. It is engineered for use with Type CH loadcenters and requires a single 3/4-inch space for installation. The breaker is both Switch Duty (SWD) and Heating, Air Conditioning, and Refrigeration (HACR) rated, offering versatility for various electrical loads. It accepts wire sizes of (1) #14-8 AWG or (2) #14-10 AWG Cu/Al. Prior to purchase, please confirm panel compatibility, condition, source, availability, and lead time in the written quote.
Application context: Used with Type CH Loadcenters.
Primary technical source for CH120 | Supporting documentation
The Eaton CH120 is a Type CH 3/4-inch standard thermal-magnetic circuit breaker designed for reliable residential electrical protection. This single-pole device operates at a voltage rating of 120/240 V with an amperage rating of 20 A and features an interrupt rating of 10 kAIC. It is engineered for use with Type CH loadcenters and requires a single 3/4-inch space for installation. The breaker is both Switch Duty (SWD) and Heating, Air Conditioning, and Refrigeration (HACR) rated, offering versatility for various electrical loads. It accepts wire sizes of (1) #14-8 AWG or (2) #14-10 AWG Cu/Al. Prior to purchase, please confirm panel compatibility, condition, source, availability, and lead time in the written quote.
| Specification | Value |
|---|---|
| Amperage Rating | 20 A |
| Voltage Rating | 120/240 V |
| Interrupt Rating | 10 kAIC |
| Number of Poles | Single-pole |
| Wire Size | (2) #14-10 AWG Cu/Al, (1) #14-8 AWG |
| Circuit Breaker Type | CH |
| Product Type | Thermal magnetic circuit breakers |
| Certifications | UL 489 |
Used with Type CH Loadcenters. Match the physical nameplate, panel label, mounting method, electrical ratings, and manufacturer instructions before purchase or installation.
Eaton / Cutler-Hammer CH120 catalog record. Call (951) 903-9804 to request a written quote confirming the nameplate, ratings, mounting, condition, source, availability, lead time, shipping method, warranty, and compatibility requirements.
Brand: Eaton / Cutler-Hammer | Catalog Number: CH120 | Series: CH Residential