Eaton JGS3125AAG Complete MCCB - UL Listed, 85 kAIC
Part Number: JGS3125AAG
Quick Summary
The Eaton JGS3125AAG molded case circuit breaker protects motor and distribution circuits in industrial control panels. This minimizes downtime by providing adjustable thermal and magnetic protection tailored to load profiles. UL Listed, IEC Rated and CSA Certified ensure compliance across global installations. With a compact three-pole design and metric mounting, it supports scalable panel design while meeting 50/60 Hz systems.
Product Information
Extended Description
JGS3125AAG Eaton: Eaton Series G molded case circuit breaker, JG-frame, JG, Adjustable thermal, adjustable magnetic trip, Three-pole, 125A, 600 Vac, 85 kAIC at 240 Vac, 35 kAIC at 480 Vac, 18 kAIC at 600 Vac, Line and load, Metric, 50/60 Hz
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
JGS3125AAG
UPC
782114886267
Product Length/Depth
3.57 in
Product Height
4.13 in
Product Width
4.13 in
Product Weight
6 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Compliances
CE Marked
Certifications
UL Listed IEC Rated CSA Certified
Type
Complete breaker
Amperage Rating
125 A
Voltage rating
600 Vac
Trip Type
Adjustable thermal, adjustable magnetic
Circuit breaker type
JG
Circuit breaker frame type
Complete breaker
Series
Series G
Terminals
Line and load
Frame
JG
Frequency rating
50/60 Hz
Mounting hardware
Metric
Interrupt rating
85 kAIC at 240 Vac 35 kAIC at 480 Vac 18 kAIC at 600 Vac
Number of poles
Three-pole
Application of Multi-Wire Terminals for Molded Case Circuit Breakers
Application of Multi-Wire Terminals for Molded Case Circuit Breakers
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
High performance operating handles for Series G circuit breakers product aid
Breaker service centers
Circuit Protection, Molded Case Circuit Breakers, Volume 4, Tab 2
NG and ND-Frame molded case circuit breakers
NG and ND-Frame molded case circuit breakers
NG and ND-Frame molded case circuit breakers
Feature: Three-pole JG frame complete breaker design. Business impact: Consolidates protection into a single unit, reducing wiring errors and installation time. Application: Ideal for main feeders in automation panels and motor control centers. Feature: Adjustable thermal and adjustable magnetic trip. Business impact: Enables precise coordination with load profiles, lowering nuisance trips and unplanned downtime. Application: Equipment with varying inrush, like conveyors and pumps. Feature: Amperage rating 125 A and voltage rating 600 Vac with high interrupt ratings. Business impact: Provides robust short-circuit protection for critical circuits, improving safety and protecting downstream devices. Application: Power distribution circuits and motor feeders in industrial plants. Feature: Line and load terminals with metric mounting hardware. Business impact: Simplifies field wiring and panel integration, reducing installation errors and required tooling. Application: OEM panels and retrofit projects with metric enclosures. Feature: Compliance marks CE, UL Listed, CSA Certified. Business impact: Ensures global acceptance and minimizes certification overhead for multinational equipment. Application: International machinery deployments and global OEMs. Feature: Compact footprint—3.57 in depth, 4.13 in height and width; weight 6 lb. Business impact: Space-efficient design enables denser panel layouts and easier handling during installation. Application: Control panels with limited enclosure space. Feature: Warranty coverage per Eaton policy (1 year from installation or 18 months from shipment). Business impact: Provides defined support windows, reducing procurement risk and enabling planned spares strategy.
Get a Quick Quote for a Eaton JGS3125AAG
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 JGS3125AAG?
Enquire Now
FAQs
Install the unit in a suitable enclosure using metric mounting hardware. Connect line and load conductors to the three terminals, ensure correct three-phase alignment, label circuits clearly, and follow standard practices from the catalog JGS3125AAG.pdf to maintain proper protection coordination.
Amperage rating is 125 A and voltage rating is 600 Vac. Trip type is adjustable thermal and adjustable magnetic. Interrupt ratings are 85 kAIC at 240 Vac, 35 kAIC at 480 Vac, and 18 kAIC at 600 Vac, supporting safe shutdown under short-circuit conditions.
Yes. Its three-pole 125 A design with adjustable thermal and magnetic trip enables proper protection for motor feeders and automation loads, while its compact form supports tight panel layouts and coordinated protection with upstream devices.
The unit is UL Listed, IEC Rated, CSA Certified, and CE Marked, providing broad regulatory acceptance for global installations and helping streamline cross-border compliance.
Series G MCCBs offer robust protection with standardized Eaton components, reducing downtime and spare-part complexity. The included 1-year warranty (per policy 25-000) or 18 months from shipment provides predictable support, contributing to lower maintenance costs and faster service after-sell.