Eaton CHF245SW Thermal Magnetic Circuit Breaker - UL489
Part Number: CHF245SW
Quick Summary
The Eaton CHF245SW thermal magnetic circuit breaker protects electrical circuits in Type CHF plug-on configurations, ideal for Type CH Loadcenters in industrial panels. Engineers often struggle to locate a compatible breaker that fits existing panels without modification while meeting safety codes. UL Listed (UL 489) and HACR-rated, with a 10 kAIC interrupt rating, CHF245SW provides reliable short‑circuit protection for 120 V circuits up to 45 A. Designed for plug-on installation, it offers common-trip operation and neutral switching for safe, code‑compliant power distribution. By choosing this Eaton model you simplify sourcing, reduce spare parts, and ensure consistent performance across automation panels and control circuits, improving uptime and maintenance efficiency.
Product Information
Extended Description
CHF245SW Eaton: Eaton CH thermal magnetic circuit breaker,Type CHF plug-on circuit breaker,45 A,10 kAIC,Two-pole,120V,CHF,Trip flag, common breaker trip,#14-2 AWG Cu/Al,CHF,Type CH Loadcenters,Switching neutral
Product Name
Eaton CH thermal magnetic circuit breaker
Catalog Number
CHF245SW
UPC
786680117084
Product Length/Depth
1.5 in
Product Height
3.5 in
Product Width
5 in
Product Weight
1 lb
Warranty
Limited lifetime
Compliances
HACR Rated
Certifications
UL Listed UL 489
Used with
Type CH Loadcenters
Type
Type CHF plug-on circuit breaker
Amperage Rating
45 A
Voltage rating
120 V
Trip Type
Trip flag
Circuit breaker type
CHF
Mounting Method
Plug-on
Neutral
Switching neutral
Interrupt rating
10 kAIC
Main circuit breaker
CHF
Wire size
#14-2 AWG Cu/Al
Number of poles
Two-pole
Feature: Type CHF plug-on circuit breaker with two poles and 45 A rating. Business Impact: Simplified installation in Type CH Loadcenters reduces panel downtime and engineering time, supporting faster project timelines. Application: Ideal for control panels and automation racks where quick, reliable protection is needed. Feature: Thermal magnetic trip with 10 kAIC interrupt rating. Business Impact: Provides fast, predictable protection against overloads and short circuits, minimizing equipment damage and downtime. Application: Motor circuits and high-inductive loads in industrial environments. Feature: Trip flag and common trip across both poles. Business Impact: Improves safety compliance by ensuring simultaneous disconnection of live conductors, reducing arc flash risk. Application: Main feeders and branch circuits in two-pole configurations. Feature: Neutral switching and plug-on mounting. Business Impact: Simplifies wiring layouts and reduces wiring errors during panel assembly, boosting reliability. Application: Neutral-sensitive loads and control circuits in Type CH Loadcenters. Feature: Wire size compatibility #14-2 AWG Cu/Al. Business Impact: Enables standard wiring practices, lowering labor and material costs. Application: Branch circuits and distribution feeds within commercial and light industrial panels. Feature: Certifications and warranty. Business Impact: UL Listed UL 489 and HACR rating provide regulatory confidence; Limited lifetime warranty adds long-term value. Application: Routine maintenance and long-term equipment lifecycle planning for control panels.
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FAQs
The CHF245SW is designed for Type CHF plug-on circuit breakers used in Type CH Loadcenters. It supports two-pole installations, switching neutral, and is compatible with #14-2 AWG Cu/Al wiring. This makes it ideal for standard control panels and automation racks seeking plug-on protection with common-trip functionality.
Key specs include a 45 A amperage rating, 120 V voltage rating, two poles, and a 10 kAIC interrupt rating. It is a Type CHF plug-on circuit breaker with a thermal magnetic trip mechanism designed for rapid protection of branch circuits in 120 V systems.
The CHF245SW uses a thermal magnetic trip mechanism with a trip flag. This provides coordinated response to overloads and short circuits, ensuring rapid disconnection. The device also supports a common-trip configuration across both poles for safer disconnects in dual‑pole circuits.
Yes. The CHF245SW is UL Listed per UL 489 and HACR rated, aligning with safety requirements for heating, air conditioning, and refrigeration equipment. These certifications support compliance in commercial and industrial panels while protecting motors and control circuits.
Install as a plug-on breaker in Type CH Loadcenters with a two-pole configuration. Use wire sizes up to #14-2 AWG Cu/Al and ensure neutral switching is wired accordingly. The unit’s dimensions (1.5 in depth, 3.5 in height, 5 in width) and 1 lb weight support compact, straightforward panel integration.