Eaton JGX8125AAG Complete MCCB - UL Listed, 200 kAIC
Part Number: JGX8125AAG
Quick Summary
Eaton JGX8125AAG molded case circuit breaker protects industrial power distribution networks. This complete MCCB delivers reliable overcurrent protection for panels and switchgear in manufacturing, packaging, and process environments. A common challenge is coordinating thermal and magnetic trips across diverse loads, which this unit addresses with adjustable trip settings and four-pole design. The device carries UL Listed, CSA Certified, and IEC rated certifications, with CE marking for global compliance, ensuring it meets stringent safety and performance requirements. By consolidating protection, signaling, and mounting within a compact JG frame, it reduces panel footprint and installation complexity. Businesses gain improved uptime, easier maintenance planning, and a path to scalable protection across multiple circuits.
Product Information
Extended Description
JGX8125AAG Eaton: Eaton Series G molded case circuit breaker, JG-frame, JG, Adjustable thermal, adjustable magnetic trip, Four-pole, 125A, 600 Vac, 200 kAIC at 240 Vac, 200 kAIC at 415 Vac, 200 kAIC at 480 Vac, 50 kAIC at 600 Vac, Line and load, Metric
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
JGX8125AAG
UPC
786685127590
Product Length/Depth
3.57 in
Product Height
5.34 in
Product Width
5.34 in
Product Weight
8 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
CSA Certified UL Listed IEC Rated
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
Terminals
Line and load
Frame
JG
Mounting hardware
Metric
Interrupt rating
200 kAIC at 415 Vac 50 kAIC at 600 Vac 200 kAIC at 240 Vac 200 kAIC at 480 Vac
Number of poles
Four-pole
Application of Tap Rules to Molded Case Breaker Terminals
Application of Tap Rules to Molded Case Breaker Terminals
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: JG frame, four-pole, 125 A, 600 Vac; Business Impact: enables compact installation with full line and load termination; Application: panel boards, motor control centers. Feature: Adjustable thermal and adjustable magnetic trip; Business Impact: precise coordination and selective protection for critical loads; Application: motors, feeders, and process lines. Feature: Interrupt rating up to 200 kAIC across voltages (240 Vac, 415 Vac, 480 Vac); Business Impact: reduces risk of equipment damage during faults; Application: high fault-current industrial environments. Feature: Line and load terminals with metric mounting hardware; Business Impact: faster, error-free installation and easier replacement in legacy or new panels; Application: global panel builders and retrofit projects. Feature: Certifications and compliance including UL Listed, CSA Certified, IEC Rated, and CE Marked; Business Impact: simplified procurement and regulatory assurance; Application: compliant across North American and international projects. Insight: Eaton provides extensive application notes and product catalogs to support design and service, contributing to lower total cost of ownership through standardized components.
Get a Quick Quote for a Eaton JGX8125AAG
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 JGX8125AAG?
Enquire Now
FAQs
The JGX8125AAG utilizes a four-pole JG frame with line and load terminals and metric mounting hardware, enabling plug‑and‑play replacement in standard control panels and motor control centers. Its compact 3.57 in depth and 5.34 in width/height footprint supports tight panel layouts while maintaining secure termination and easy field wiring for both new assemblies and retrofits.
This MCCB is rated for 125 A at 600 Vac, with adjustable thermal and magnetic trip settings. It offers an interrupt rating up to 200 kAIC at various voltages (240 Vac, 415 Vac, 480 Vac, and 600 Vac where applicable), providing scalable protection for diverse industrial loads and enabling selective coordination across circuits.
Yes. The device is UL Listed, CSA Certified, and IEC Rated with CE marking, ensuring compliance with North American and international standards. These certifications support procurement in multi-region projects and reduce validation time during commissioning.
With adjustable trip settings and a four-pole design, the JGX8125AAG allows precise protection coordination, reducing nuisance trips and extending equipment life. The robust Series G platform also benefits from Eaton's global service network and readily available application notes, lowering downtime during commissioning and maintenance activities.
Eaton provides comprehensive documentation including datasheets, application notes, and catalogs (for example NG/ND frame MCCB guides and Series G resources). Access product selectors, installation guidelines, and service centers to streamline design decisions, spare parts planning, and on-site support.