Eaton LGE4300FAG Molded Case Circuit Breaker - UL Listed
Part Number: LGE4300FAG
Quick Summary
Molded case circuit breaker LGE4300FAG from Eaton provides reliable protection for distribution panels across industrial environments. Engineers often struggle to achieve fast, accurate protection coordination while minimizing nuisance trips in mixed 240/480/600 V systems. This device is UL Listed, IEC Rated, and CSA Certified, offering robust compliance across North American and international standards. With LG-frame, fixed thermal, and adjustable magnetic trip, the Series G design supports a four-pole, 300 A protection solution that operates at 50/60 Hz and mounts via metric hardware. By combining protective performance with modular compatibility, it delivers improved panel efficiency, easier maintenance, and lower lifecycle costs for machine builders and panel shops.
Product Information
Extended Description
LGE4300FAG Eaton: Eaton Series G molded case circuit breaker, LG-frame, LG, Fixed thermal, adjustable magnetic trip, Four-pole, 300A, 65 kAIC at 240 Vac, 35 kAIC at 480 Vac, 18 kAIC at 600 Vac, Line and load, Metric, 50/60 Hz, 80% rated
Product Name
Eaton Series G complete molded case circuit breaker
Catalog Number
LGE4300FAG
UPC
782116142446
Product Length/Depth
4.09 in
Product Height
7.22 in
Product Width
7.22 in
Product Weight
20 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
IEC Rated CSA Certified UL Listed
Catalog Notes
LG breaker is HACR rated
Type
Complete breaker
Amperage Rating
300 A
Trip Type
T185
Circuit breaker type
LG
Circuit breaker frame type
Complete breaker
Rating
80% rated
Series
Series G
Terminals
Line and load
Frame
LG
Frequency rating
50 to 60 Hz
Mounting hardware
Metric
Interrupt rating
35 kAIC at 480 Vac 65 kAIC at 240 Vac 18 kAIC at 600 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
Eaton Specification Sheet - LGE4300FAG
Eaton Specification Sheet - LGE4300FAG
Eaton Specification Sheet - LGE4300FAG
Feature: LG-frame complete molded case breaker provides a compact, integrated protection device for three-phase and single-phase applications. Business Impact: simplifies panel layouts and reduces assembly time by eliminating the need for separate protective accessories. Application: ideal for control panels and machine installations in industrial facilities. Feature: High interrupt ratings of 65 kAIC at 240 Vac, 35 kAIC at 480 Vac, and 18 kAIC at 600 Vac. Business Impact: superior fault current withstand capability reduces downstream damage and improves system safety. Application: power distribution panels and heavy machinery suits. Feature: Amperage rating of 300 A with four poles. Business Impact: ensures robust three-phase protection with neutral handling in large panels; simplifies coordination with upstream protection. Application: machine control cabinets and primary distribution sections. Feature: HACR rating and multiple certifications (UL Listed, CSA Certified, CE Marked). Business Impact: streamlines compliance and reduces engineering time for code approvals. Application: new builds and retrofits in regulated environments. Feature: 50/60 Hz operation with metric mounting hardware and line/load terminals. Business Impact: simplifies installation and field replacement, enabling faster commissioning and reduced wiring errors. Application: modern control panels and panelboards in industrial facilities. Feature: Comprehensive warranty and service terms. Business Impact: provides risk mitigation and predictable maintenance budgeting for long lifecycle projects. Application: panel shops and OEMs seeking reliable support.
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FAQs
Yes. LGE4300FAG uses the LG-frame design with line-and-load terminals and metric mounting hardware, making it suitable for LG-frame panelboards and control cabinets. It supports four-pole configurations and a 300 A rating, simplifying replacement and upgrading without extensive rewiring.
The device provides 65 kAIC at 240 Vac, 35 kAIC at 480 Vac, and 18 kAIC at 600 Vac. It is 50/60 Hz rated and HACR compatible, aligning with common industrial fault-current requirements while maintaining coordination with upstream protections.
Ideal for large machine control panels, power distribution panels, and process control cabinets requiring robust short-circuit protection. Its four-pole LG-frame design supports reliable three-phase protection with neutral handling and easy integration into existing LG frame systems.
It is UL Listed, CSA Certified, IEC Rated, and CE Marked, ensuring widespread regulatory acceptance and easier code compliance for North American and international projects.
Eaton provides a one-year warranty from installation or eighteen months from shipment, whichever comes first. This reduces risk for panel builders and OEMs and supports predictable maintenance budgeting over the product lifecycle.