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Home Product Eaton 400LMT Molded Case Circuit Breaker, 40A, LMT Series, Electrical Protection for Residential/Commercial Use
Eaton 400LMT

Eaton 400LMT Molded Case Circuit Breaker, 40A, LMT Series, Electrical Protection for Residential/Commercial Use

Eaton 400LMT Circuit Breaker
400LMT Molded Case Breaker
Eaton LMT Series MCCB
Eaton 400LMT
Eaton 400LMT Circuit Breaker is a Molded Case Breaker from the Eaton LMT Series MCCB line, designed for industrial and commercial power distribution. Offering current ratings up to 400A, it ensures reliable overcurrent protection with high interrupting capacity. Compact design simplifies installation in panelboards or switchgear.
Categories:Automation
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Product Description

The Eaton 400LMT Circuit Breaker, part of the Eaton LMT Series MCCB family, is a robust molded case breaker designed for industrial power distribution systems. It features 3-4 poles with a rated current range of 15-400A and a high interrupting capacity up to 200kA, supporting voltage levels from 220V to 690V AC. This breaker operates reliably in ambient temperatures from -25°C to 70°C and integrates seamlessly with auxiliary modules like shunt trips and under-voltage releases. Its compact design enables direct connection to busbars or cables without additional adapters. The 400LMT Molded Case Breaker offers advanced protection through adjustable thermal-magnetic trip settings and optional communication interfaces such as Modbus for remote monitoring. Ideal for manufacturing, energy, and infrastructure applications, it delivers enhanced safety, durability, and simplified maintenance. While lacking built-in displays or battery backups, its modular architecture allows customization for specific system requirements. The breaker’s rugged construction ensures resistance to harsh environments, though installation complexity may require professional expertise.
Parameter Specification
Product Series Eaton LMT Series MCCB
Rated Current 400A
Rated Voltage 480V AC / 250V DC
Breaking Capacity 65kA RMS Symmetrical at 480V AC
Trip Unit Type Thermal-Magnetic / Electronic (ETU)
Standards Compliance UL 489, IEC 60947-2
Mounting Style Fixed or Drawout (dependent on configuration)
Mechanical Life 10,000 operations
Electrical Life 5,000 operations at rated current
Operating Temperature -25°C to +70°C
Number of Poles 3P/4P (Frame-dependent)
Enclosure Rating IP20 (Front of device)
Dimensions (HxWxD) Varies by pole configuration (consult datasheet)
question:Why is shipping so expensive? Are there cheaper options?
answer:Shipping costs depend on carrier rates and destination. We offer multiple carriers; contact us for budget-friendly solutions.
question:Why can't you supply discontinued models others have?
answer:We prioritize current stock for quality assurance. Others may source old stock or used items, which we don't offer.
question:What payment methods do you accept?
answer:We accept TT, PayPal, L/C, etc. Confirm details via invoice or contact us for alternatives.
question:Can the company ensure stable product supply?
answer:Yes, we maintain long-term partnerships and strict inventory management.
question:Why is there a transaction fee?
answer:The fee covers payment processing and administrative costs for secure transactions.
question:Why is shipping so expensive? Are there cheaper options?
answer:Shipping costs depend on carrier rates and destination. We offer multiple carriers; contact us for budget-friendly solutions.
question:Why can't you supply discontinued models others have?
answer:We prioritize current stock for quality assurance. Others may source old stock or used items, which we don't offer.
question:What payment methods do you accept?
answer:We accept TT, PayPal, L/C, etc. Confirm details via invoice or contact us for alternatives.
question:Can the company ensure stable product supply?
answer:Yes, we maintain long-term partnerships and strict inventory management.
question:Why is there a transaction fee?
answer:The fee covers payment processing and administrative costs for secure transactions.
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