myMectronic
myMectronic

A Premier B2B Part Search

Eaton Bussmann LPJ400SP Overcurrent Protection Fuse

This is a slow blow, time delay fuse rated for 600 VAC with a capacity of 400 Amps. It features dual-element construction with a minimum 10 second delay at 500% overload, providing high current-limitation and fast response to short-circuits. Its bolt mount design ensures secure installation, and the fuse safely interrupts overcurrents up to 300,000A RMS Sym. Suitable for industrial protection applications, this fuse minimizes damage to equipment, reduces power loss, and offers space-saving size for various control and motor protection systems.

Authorized Distributors
Source:DigiKey
Part No:LPJ-400SP
Stock:1
Inv Date:06-11-2026
Price: Unit price: $1021.43
Buy/RFQ:
Part No:LPJ-400SP
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1019.32
Buy/RFQ:
Part No:LPJ-400SP
Stock:4
Inv Date:06-11-2026
Price: Unit price: $1021.43
Buy/RFQ:
Part No:LPJ-400SP
Stock:2
Inv Date:06-11-2026
Price: Unit price: $773.75
Buy/RFQ:
Part No:LPJ-400SP
Stock:2
Inv Date:06-11-2026
Price: Unit price: $773.75
Buy/RFQ:

Eaton Bussmann LPJ400SP Overcurrent Protection Fuse Specifications:

  • Voltage Rating: 600Vac
  • Ampere Rating: 400A
  • Time-Delay: Minimum 10 seconds at 500%
  • Interrupting Rating: 300,000A RMS Sym.
  • Construction: Dual-element, time-delay
  • Mounting: Bolt mount
  • Dimensions: Approximately 53.59mm by 181.00mm
  • Certifications: UL Listed, CSA Certified
  • Application: Overcurrent and short-circuit protection
  • Material: High-strength components for durability
  • Response Time: Faster to protect electrical components
  • Current Limitation: High to reduce let-through energy

Buy the Buy Bussmann Low-Peak Dual-Element Time-Delay Fuse Part Number LPJ400SP Online

Secure reliable electrical protection with the Bussmann LPJ400SP—an industrial-grade, slow blow fuse rated for 600V and 400A. Designed with dual-element, time-delay technology, it provides a minimum 10-second delay at 500% overload, ensuring sensitive equipment is safeguarded from transient surges and temporary overloads. Its bolt mount configuration allows easy and secure installation, while its high interrupting rating of 300,000A ensures safety during severe short-circuits. Ideal for motor control, power distribution, and automation systems, this fuse optimizes system reliability and reduces downtime, supporting continuous operation in demanding environments.

Get Bussmann LPJ400SP today—built for precise protection and long-lasting durability in industrial circuits.

Frequently Asked Questions

Where can I buy Eaton Bussmann LPJ400SP?

You can click on the BUY or RFQ button to purchase LPJ400SP from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part LPJ400SP?

You can download the LPJ400SP datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of LPJ400SP?

Eaton Bussmann

Eaton Bussmann Part List

Browse and search other Eaton Bussmann parts, locate datasheets and stock

Sponsored by