Eaton JGU4100FAG Molded Case Circuit Breaker - UL Listed
Part Number: JGU4100FAG
Quick Summary
Eaton JGU4100FAG Molded Case Circuit Breaker provides overcurrent protection for industrial control panels and power distribution systems. Engineers often struggle with nuisance trips, improper selectivity, and limited space in compact layouts, which can drive downtime and maintenance costs. This four-pole MCCB features UL Listed, CE Marked, and CSA Certified compliance with IEC ratings, offering reliable performance across 50/60 Hz. By combining robust protection with easy integration, it supports safer, more efficient panel designs while enabling scalable automation and ongoing operational continuity for manufacturing environments.
Product Information
Extended Description
JGU4100FAG Eaton: Eaton Series G molded case circuit breaker, JG-frame, JG, Fixed thermal, adjustable magnetic trip, Four-pole, 100A, 600 Vac, 250 Vdc, 200 kAIC at 240 Vac, 150 kAIC at 480 Vac, 50 kAIC at 600 Vac, Line and load, 50/60 Hz, 80% rated
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
JGU4100FAG
UPC
786685127026
Product Length/Depth
3.44 in
Product Height
7 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
UL Listed IEC Rated CSA Certified
Type
Complete breaker
Amperage Rating
100 A
Voltage rating
600 Vac, 250 Vdc
Trip Type
T185
Circuit breaker type
JG
Circuit breaker frame type
Complete breaker
Rating
80% rated
Series
Series G
Terminals
Line and load
Frame
JG
Frequency rating
50/60 Hz
Interrupt rating
150 kAIC at 480 Vac 200 kAIC at 240 Vac 50 kAIC at 600 Vac
Number of poles
Four-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
MOEM MCCB product selection guide
MOEM MCCB product selection guide
MOEM MCCB product selection guide
Feature → Business Impact → Application: The JG frame complete breaker delivers full four-pole protection with line and load terminals, enabling precise control of multi‑pole circuits and simplifying panel wiring for control cabinets and MCC installations. This translates to improved reliability and easier commissioning in plantwide power distribution. Feature → Business Impact → Application: 100 A amperage rating with a 600 Vac / 250 Vdc maximum voltage rating supports common industrial feeders and machine drives, reducing the need for multiple devices and streamlining spare-part inventories in machine shops and assembly lines. Feature → Business Impact → Application: Fixed thermal and adjustable magnetic trip (T185) delivers coordinated protection for motor and process loads, minimizing nuisance trips and enabling selective coordination in automation systems. Feature → Business Impact → Application: High interrupt ratings—200 kAIC at 240 Vac, 150 kAIC at 480 Vac, and 50 kAIC at 600 Vac—provide robust fault current protection in high-energy environments, improving personnel safety and equipment uptime in servo-controlled lines and robotics. Feature → Business Impact → Application: Line and load terminals with 50/60 Hz operation and 80% rated performance support straightforward installation in standard control panels, enabling quick commissioning and predictable thermal performance in enclosure designs. Feature → Business Impact → Application: Comprehensive certifications (UL Listed, CE Marked, CSA Certified) and a 25-000 warranty framework reduce risk, shorten procurement cycles, and lower total cost of ownership for OEMs and end users deploying Series G MCCBs in new builds or retrofits.
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FAQs
The JGU4100FAG is designed for industrial control panels, motor control centers, and distribution boards, providing four-pole protection with line and load terminals suitable for 50/60 Hz power environments.
It is UL Listed, CE Marked, and CSA Certified, with IEC rated performance to meet global electrical protection standards.
Interrupt ratings are 200 kAIC at 240 Vac, 150 kAIC at 480 Vac, and 50 kAIC at 600 Vac, supporting high fault current scenarios safely.
It uses line and load terminals in a four-pole, JG frame format, with a compact 3.44 in depth, 7 in height, and 5.34 in width for straightforward mounting in standard control panels.
Eaton’s policy 25-000 provides a one-year warranty from installation or eighteen months from shipment, whichever comes first, offering assurance for OEM and end-user deployments.