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Eaton Bussmann LPJ125SPI Industrial Time-Delay Fuse

This is a slow-blow, time-lag fuse rated for 600 VAC and 300 VDC. It supports a current of 125 amps and features a bolt-mount package with dimensions of 41.40mm by 146.05mm. The fuse is designed for secure bolt mounting in electrical systems. It features a long time-delay minimum of 10 seconds at 500% overload, high interrupting ratings up to 300,000A RMS Sym., and CSA and UL certifications. Its dual-element design enhances durability, making it suitable for protecting motor circuits and sensitive electrical components in industrial environments.

Authorized Distributors
Source:DigiKey
Part No:LPJ-125SPI
Stock:0
Inv Date:06-11-2026
Price: Unit price: $661.06
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Part No:LPJ-125SPI
Stock:1
Inv Date:06-12-2026
Price: Unit price: $701.49
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Part No:LPJ-125SPI
Stock:0
Inv Date:06-11-2026
Price: Unit price: $671.08
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Part No:LPJ-125SPI
Stock:0
Inv Date:06-11-2026
Price: Unit price: $490.65
Buy/RFQ:
Part No:LPJ-125SPI
Stock:0
Inv Date:06-11-2026
Price: Unit price: $490.65
Buy/RFQ:

Eaton Bussmann LPJ125SPI Industrial Time-Delay Fuse Specifications:

  • Ampere Rating: 125A
  • Voltage Rating: ac: 600V, de: 300V
  • Time-Delay: Minimum 10 seconds at 500% overload
  • Interrupting Rating: ac: 300,000A RMS, dc: 100,000A
  • Certifications: UL Listed, CSA Certified
  • Physical Dimensions: Length 146.05mm, Width 41.40mm
  • Mounting: Bolt-mount package
  • Design: Dual-element, time-delay
  • Applicable Standards: UL Standard 248-8, CSA C22.2 No. 248.8
  • Construction: High current-limitation, fast response to short circuits

Buy the Cooper LPJ125SPI – Reliable Fast-Acting Fuse for Industrial Applications

Purchase the Cooper LPJ125SPI fuse online today and ensure reliable protection for your electrical circuits. Designed with a durable bolt-mount package, this fuse provides excellent overcurrent protection in industrial environments. Its dual-element design features a minimum of 10 seconds delay at 500% overload, offering dependable performance for sensitive equipment. With high interrupting ratings of up to 300,000A RMS, the fuse safeguards against short circuits and transients efficiently. Easy to install and compliant with UL and CSA standards, it’s the ideal choice for motor control and power distribution systems.

Get Cooper LPJ125SPI today—built for precision and long-lasting durability in electrical systems with secure bolt mounting and high interrupting capacity.

Frequently Asked Questions

Where can I buy Eaton Bussmann LPJ125SPI?

You can click on the BUY or RFQ button to purchase LPJ125SPI from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part LPJ125SPI?

You can download the LPJ125SPI datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of LPJ125SPI?

Eaton Bussmann

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