Eaton CHF220 CH Thermal Magnetic Circuit Breaker - UL 489
Part Number: CHF220
Quick Summary
The Eaton CHF220 CH thermal magnetic circuit breaker protects panels with precise, reliable overcurrent protection for 120/240 V circuits. This two-pole device is rated at 20 A and features a common trip and a visible trip flag for quick status checks in crowded electrical rooms. UL 489 certification and HACR rating ensure compliance with key safety and HVAC-related applications, while compatibility with Type CH Loadcenters simplifies substitutions and upgrades. For engineers and maintenance teams, the CHF220 delivers predictable behavior, fast troubleshooting, and a proven supply chain. Together with Eaton’s warranty coverage, it supports reduced downtime and safer, compliant electrical installations in both residential and light commercial environments.
Product Information
Extended Description
CHF220 Eaton: Eaton CH Thermal magnetic circuit breaker, Type CHF 3/4-Inch standard circuit breaker, 20 A, 10 kAIC, Two-pole, 120/240V, CHF, Trip flag, common breaker trip, (1) #14-8 AWG, (2) #14-10 AWG Cu/Al, CHF, Type CH Loadcenters
Product Name
Eaton CH thermal magnetic circuit breaker
Catalog Number
CHF220
UPC
786685361888
Product Length/Depth
1.5 in
Product Height
2.6 in
Product Width
0.75 in
Product Weight
0.5 lb
Warranty
Limited lifetime residential, 1 year commercial
Compliances
HACR Rated
Certifications
UL 489
Catalog Notes
HACR Rated. Two-Pole 120/240V Common Trip Requires Two 3/4-Inch Spaces. With Trip Indication
Used with
Type CH Loadcenters
Type
Type CHF 3/4-Inch standard circuit breaker
Amperage Rating
20 A
Voltage rating
120/240 V
Trip Type
Trip flag
Circuit breaker type
CHF
Interrupt rating
10 kAIC
Main circuit breaker
CHF
Wire size
(2) #14-10 AWG Cu/Al (1) #14-8 AWG
Number of poles
Two-pole
Residential and Light Commercial, Metering Products, Volume 1 Tab 4
Eaton Specification Sheet - CHF220
Eaton type CH circuit breaker limited warranty June 2024
Feature: Thermal magnetic operation provides precise protection responding to both sustained overloads and short circuits. Business Impact: minimizes nuisance trips while safeguarding wiring and devices. Application: ideal for 120/240 V circuits in Type CH Loadcenters. The result is improved equipment life and reduced service calls. Feature: 20 A rating with 120/240 V operation and a 10 kAIC interrupt rating. Business Impact: strong short-circuit protection for feeders and branch circuits, lowering energy waste and fire risk. Application: residential and light commercial panels seeking reliable fault clearance. Feature: Two-pole design with common trip and a trip flag. Business Impact: ensures simultaneous disconnection of both poles and clear status indication, enhancing safety during maintenance. Application: shared multi-wire branch circuits and critical loads. Feature: Space-efficient CHF 3/4-Inch width per pole requiring two 3/4-inch spaces. Business Impact: compact footprint enables denser panel layouts and easier retrofits. Application: CH Loadcenters in tight electrical rooms. Feature: Wire size compatibility supports (2) #14-10 AWG Cu/Al and (1) #14-8 AWG. Business Impact: simplified wiring with fewer splices and adapters, reducing installation time. Application: typical branch circuits in residential and light commercial applications. Feature: HACR rated and UL 489 certified with a robust warranty. Business Impact: ensures regulatory compliance and long-term support, lowering total cost of ownership. Application: HVAC-related equipment, motors, and general electrical protection across installations.
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FAQs
CHF220 is a Type CHF 3/4-Inch standard circuit breaker designed for Eaton Type CH Loadcenters. It is a two-pole device with a common trip and a trip flag, requiring two 3/4-inch spaces. It supports 120/240 V circuits, making it a straightforward substitute for existing CH breakers in residential and light commercial panels.
CHF220 provides a 20 A rating at 120/240 V with an interrupt rating of 10 kAIC. It is a two-pole device with trip flag indication and HACR rating, and is UL 489 listed. These specifications ensure reliable fault clearance and compatibility with CH loadcenters while supporting motor and HVAC circuits where HACR is desirable.
Yes. CHF220 is designed for residential and light commercial electrical panels, particularly Type CH Loadcenters. Its 20 A rating, common trip, and HACR-rated UL 489 listing make it suitable for protecting branch circuits and small commercial equipment while meeting safety and regulatory requirements.
CHF220 requires two 3/4-inch spaces per two-pole device to maintain a common trip. It is built for Type CHF 3/4-Inch standard format and is compatible with CH Loadcenters, enabling efficient layouts in compact panels without compromising protection or accessibility.
CHF220 is UL 489 listed and HACR rated, reflecting compliance with safety and HVAC-related applications. It carries Eaton’s warranty of limited lifetime for residential use and 1 year for commercial use, supporting long-term reliability and cost of ownership in both new builds and retrofit projects.