Eaton JGX4150FAG Complete MCCB - UL Listed 4-Pole 150A
Part Number: JGX4150FAG
Quick Summary
Eaton JGX4150FAG complete MCCB provides reliable overcurrent protection for motor control panels and distribution in industrial facilities. Choosing and coordinating the correct trip characteristics and frame size for mixed loads can delay commissioning and increase nuisance trips. It carries CE Marked, UL Listed, and CSA Certified certifications, alongside IEC ratings, supporting global compliance. With 150 A rating at 600 VAC and a four-pole design, this unit is ready for demanding power distribution. The fixed thermal, adjustable magnetic trip (T185) enables precise coordination with motors and drives, while metric mounting and line/load terminals streamline installation and service. This combination delivers safety, uptime, and cost discipline across OEM and end-user sites.
Product Information
Extended Description
JGX4150FAG Eaton: Eaton Series G molded case circuit breaker, JG-frame, JG, Fixed thermal, adj. magnetic trip, Four-pole, 150A, 600 Vac, 200 kAIC at 240 Vac, 200 kAIC at 480 Vac, 50 kAIC at 600 Vac, Line/load, Metric, 50/60 Hz, 80% rated
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
JGX4150FAG
UPC
786685127132
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 IEC Rated UL Listed
Type
Complete breaker
Amperage Rating
150 A
Voltage rating
600 Vac
Trip Type
T185
Circuit breaker type
JG
Circuit breaker frame type
Complete breaker
Protection
0% protected neutral pole
Rating
80% rated
Series
Series G
Terminals
Line and load
Frame
JG
Frequency rating
50/60 Hz
Mounting hardware
Metric
Interrupt rating
50 kAIC at 600 Vac 200 kAIC at 480 Vac 200 kAIC at 240 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
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: Complete Series G JG frame four-pole molded case circuit breaker provides compact, robust overcurrent protection for multi-load panels. Business Impact: high interrupt ratings and precise coordination reduce fault damage and downtime. Application: ideal for motor control centers, panel boards, and power distribution where space is limited and reliability is critical. Feature: Fixed thermal, adjustable magnetic trip (T185) enables tailored protection for diverse loads. Business Impact: minimizes nuisance trips during motor start and hydraulic cycles, improving uptime. Application: drives, conveyors, and process lines with varying inrush. Feature: 150 A rating at 600 Vac with 50 kAIC at 600 Vac and 200 kAIC at 480/240 Vac ensures robust fault current handling. Business Impact: safer isolation and downstream equipment protection, reducing maintenance costs. Application: feeders and large motors in plant environments. Feature: Four-pole design with line/load terminals and metric mounting simplifies installation and wiring. Business Impact: faster commissioning, easier service, and consistent performance. Application: OEM panel builds and retrofit projects. Feature: Certifications and compliance—CE Marked, UL Listed, CSA Certified; IEC rated—enable global deployments. Business Impact: accelerates regional approvals and reduces compliance risk. Application: multinational facilities and international projects. Feature: Warranty and service terms aligned with Eaton policy provide budgeting predictability. Business Impact: minimizes total cost of ownership through reliable support and defined timelines. Application: all installation scenarios across factory floors.
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FAQs
JGX4150FAG uses a metric mounting interface with line/load terminals and a four-pole configuration. Plan for a compact footprint (5.34 in W x 5.34 in H, 3.57 in D) and an 8 lb weight. Ensure clearance for heat dissipation and easy access to the T185 adjustment for field tuning.
The unit is rated for 150 A at 600 Vac, with an interrupt rating of 50 kAIC at 600 Vac and 200 kAIC at 480/240 Vac. It features a fixed thermal, adjustable magnetic trip (T185) and operates at 50/60 Hz, with four poles and line/load terminals.
Yes. The four-pole JG frame MCCB with adjustable magnetic trip supports motor protection and coordination in motor control centers, pumps, and drives. Its 150 A rating and high interrupt ratings accommodate motor inrush and fault scenarios common in manufacturing environments.
This model is CE marked, UL Listed, and CSA Certified, with IEC rated capabilities. These certifications support global deployments and help streamline compliance across regional electrical codes and standards.
Eaton provides a one-year warranty from installation or eighteen months from shipment, whichever occurs first. This coverage helps manage asset risk, supports field service planning, and aligns with typical OEM and distributor service policies.