Eaton CHF115ST CH thermal magnetic circuit breaker - UL 489
Part Number: CHF115ST
Quick Summary
Eaton CHF115ST CH thermal magnetic circuit breaker protects panels and branch circuits in commercial and residential electrical systems. Engineers often face nuisance trips and compatibility challenges when upgrading or expanding load centers. This CHF115ST offers plug-on mounting for Type CH Loadcenters and a single-pole 15 A protection with a 10 kAIC interrupt rating, delivering reliable operation in demanding environments. It is UL Listed 489 and HACR rated, ensuring compliance for motor and HVAC circuits, while the included shunt trip provides remote control options for safety and startup sequencing. With 120/240 V capability and solid/stranded wire compatibility, it supports efficient panel upgrades and reduces field rework, aligning with procurement and maintenance objectives.
Product Information
Extended Description
CHF115ST Eaton: Eaton CH thermal magnetic circuit breaker,Type CHF plug-on circuit breaker,15 A,10 kAIC,Single-pole,120/240V,CHF,Trip flag, common breaker trip,(1) #14-8 AWG, (2) #14-10 AWG Cu/Al,CHF,Type CH Loadcenters,Shunt trip included
Product Name
Eaton CH thermal magnetic circuit breaker
Catalog Number
CHF115ST
UPC
786685708294
Product Length/Depth
2.375 in
Product Height
6 in
Product Width
3.5 in
Product Weight
0.5 lb
Warranty
Limited lifetime
Compliances
HACR Rated
Certifications
UL Listed UL 489
Catalog Notes
Solid and stranded wire can be used together.
Used with
Type CH Loadcenters
Type
Type CHF plug-on circuit breaker
Amperage Rating
15 A
Voltage rating
120/240 V
Trip Type
Trip flag
Circuit breaker type
CHF
Shunt trip
Included
Mounting Method
Plug-on
Interrupt rating
10 kAIC
Main circuit breaker
CHF
Wire size
(2) #14-10 AWG Cu/Al (1) #14-8 AWG
Number of poles
Single-pole
Residential and Light Commercial, Metering Products, Volume 1 Tab 4
Eaton Specification Sheet - CHF115ST
Eaton type CH circuit breaker limited warranty June 2024
Feature: Type CHF plug-on circuit breaker with plug-on mounting. Business Impact: Speeds up installation and minimizes panel disruption, reducing labor costs during upgrades. Application: Ideal for Type CH Loadcenters in both new builds and retrofit projects. Feature: 15 A amperage rating. Business Impact: Provides precise protection for branch circuits and reduces nuisance trips on light- to medium-load wiring. Application: Suitable for general lighting and receptacle circuits in light commercial environments. Feature: 10 kAIC interrupt rating. Business Impact: Enhances fault-current tolerance, improving safety margins for higher fault current scenarios. Application: Critical in service entrances and main distribution panels where fault currents can be substantial. Feature: Shunt trip included. Business Impact: Enables remote shutdown for safety interlocks, improving emergency response and programmable protection sequences. Application: Useful in facilities requiring centralized trip control, such as data centers or manufacturing lines. Feature: Wire-size flexibility (two #14-10 Cu/Al and one #14-8 Cu/Al). Business Impact: Supports mixed conductor wiring without adapters, easing field wiring and inventory management. Application: Supports residential, commercial, and light industrial panel wiring with diverse conductor types. Feature: UL Listed 489 and HACR rated. Business Impact: Ensures regulatory compliance and safe operation for motors and HVAC equipment, reducing compliance risk. Application: Meets standards for building codes and energy systems across multiple jurisdictions. Feature: Compact dimensions and weight (2.375 in depth, 6 in height, 3.5 in width, 0.5 lb). Business Impact: Saves enclosure space and allows streamlined module layouts in dense panels. Application: Beneficial for retrofit cabinets and compact control panels.
Get a Quick Quote for a Eaton CHF115ST
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton CHF115ST?
Enquire Now
FAQs
The CHF115ST is designed for Type CH Loadcenters with plug-on mounting. It supports mixed wire sizing (solid and stranded) and is intended for residential and light commercial panel configurations, simplifying retrofits and new installations alike.
It is a 15 A, single-pole circuit breaker rated for 120/240 V with a 10 kAIC interrupt capacity. The unit includes a shunt trip and is HACR rated, with UL Listing 489 certification for reliable protection in motor and HVAC circuits.
Yes, the CHF115ST includes a shunt trip. This enables remote or interlock-based shutdowns, enhancing safety during maintenance, startup sequencing, and emergency responses in controlled facilities.
The CHF115ST is UL Listed 489 and HACR rated. UL 489 confirms electrical safety standards for circuit breakers, while HACR ratings indicate suitability for motors and HVAC loads, helping meet building codes and energy-system compliance.
The unit supports (2) #14-10 AWG Cu/Al and (1) #14-8 AWG Cu/Al, allowing mixed conductor wiring. This reduces inventory complexity and enables flexible installation in panels with diverse conductor types.