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Eaton Bussmann LPJ300SPI Heavy-Duty Power Fuse

This high-capacity slow blow fuse features a time-delay characteristic with a 10-second minimum at 500% overload, suitable for heavy-duty power circuits. Rated for 600 VAC and 300 VDC, it handles currents from 70A up to 600A, providing reliable overcurrent protection with fast response to short circuits. The fuse's bolt-mount design ensures secure installation, offering high interrupting ratings of 300,000A RMS and 100,000A DC. With dimensions approximately 53.59mm by 181.00mm, it’s ideal for motor control, industrial power, and backup applications, meeting UL and CSA standards for safety and performance.

Authorized Distributors
Source:DigiKey
Part No:LPJ-300SPI
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1273.17
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Part No:LPJ-300SPI
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1209.2
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Part No:LPJ-300SPI
Stock:1
Inv Date:06-11-2026
Price: Unit price: $539.34
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Part No:LPJ-300SPI
Stock:1
Inv Date:06-11-2026
Price: Unit price: $827.78
Buy/RFQ:
Part No:LPJ-300SPI
Stock:1
Inv Date:06-11-2026
Price: Unit price: $827.78
Buy/RFQ:

Eaton Bussmann LPJ300SPI Heavy-Duty Power Fuse Specifications:

  • Voltage Rating: ac 600V, dc 300V
  • Ampere Rating: 70 to 600A
  • Time-Delay: Minimum 10 seconds at 500% overload
  • Interrupting Rating: ac 300,000A RMS, dc 100,000A
  • Design: Bolt mounting
  • Dimensions: Approximately 53.59mm by 181.00mm
  • Standards: UL Listed, CSA Certified
  • Certification: UL Standard 248-8, CSA Class J
  • Construction: Dual-element, slow blow, time-delay
  • Application: Heavy-duty power, motor control backup protection

Buy the Buy Cooper Low-Peak Dual-Element Time-Delay Fuse Part Number LPJ300SPI Online

Secure your power system with the durable and reliable Cooper Low-Peak dual-element fuse, rated for 600V AC and 300V DC, offering fast response and high interrupting capacity. Ideal for motor control and industrial applications, its robust bolt-mount design ensures secure installation and long service life. Meet UL and CSA safety standards while preventing costly damage from overloads and short circuits. Purchase online today for superior protection and peace of mind, backed by global safety compliance and industry-leading performance.

Get Cooper LPJ300SPI today—designed for high current capacity and reliable short-circuit protection in industrial environments.

Frequently Asked Questions

Where can I buy Eaton Bussmann LPJ300SPI?

You can click on the BUY or RFQ button to purchase LPJ300SPI from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part LPJ300SPI?

You can download the LPJ300SPI datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of LPJ300SPI?

Eaton Bussmann

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