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Eaton Bussmann SR54ABK Slow Blow Fuse

This is a slow blow fuse with time delay characteristics designed for voltage ratings up to 250 VAC and a current capacity of 4 Amps. It features a radial package case, measuring 8.50 mm by 7.60 mm, and is intended for through-hole mounting. The fuse provides high inrush current withstand capability and complies with international standards including IEC 60127-3. It is suitable for circuit protection in various electronic applications, ensuring safe and reliable operation with a high tolerance for short-term inrush currents, making it ideal for power supplies and motor circuits.

Authorized Distributors
Source:Newark
Part No:SR-5-4A-BK
Stock:10
Inv Date:06-11-2026
Price: Unit price: $1.66
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Source:DigiKey
Part No:SR-5-4A-BK
Stock:1074
Inv Date:06-11-2026
Price: Unit price: $2.04
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Part No:SR-5-4A-BK
Stock:88
Inv Date:06-12-2026
Price: Unit price: $1.69
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Part No:SR-5-4A-BK
Stock:452
Inv Date:06-11-2026
Price: Unit price: $0.51
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Part No:SR-5-4A-BK
Stock:12953
Inv Date:06-11-2026
Price: Unit price: $1.17
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Part No:SR-5-4A-BK
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.24
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Eaton Bussmann SR54ABK Slow Blow Fuse Specifications:

  • Voltage Rating: Up to 250 VAC
  • Current Capacity: 4 Amps
  • Package Dimensions: 8.50 mm by 7.60 mm
  • Mounting Type: Through-hole
  • Package Shape: Radial
  • Design Standard: IEC 60127-3
  • Delay Characteristic: Time-Delay (Slow Blow)
  • Material: Metal fuse element with ceramic or glass tube
  • Max Soldering Temperature: 260°C for 10 seconds
  • Operating Temperature: -40°C to +85°C
  • Inrush Current Withstand: High capability for short surges

Buy the Bussmann Series SR54ABK Fuse: 250VAC 4A Slow Blow Time-Delay

Order the Bussmann SR54ABK slow blow fuse online today for reliable overcurrent protection in your electrical and electronic projects. Designed with a radial package and high inrush current tolerance, this fuse ensures durability and safety for circuits up to 250 volts and 4 amps. Its time-delay feature prevents nuisance blowing during initial power surges, making it ideal for power supplies, motor circuits, and electronic devices. Choose our trusted brand for quality and performance you can depend on, with easy online purchasing options.

Get Bussmann SR54ABK fuse today—built for precision, reliability, and high inrush current withstand capacity.

Frequently Asked Questions

Where can I buy Eaton Bussmann SR54ABK?

You can click on the BUY or RFQ button to purchase SR54ABK from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part SR54ABK?

You can download the SR54ABK datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of SR54ABK?

Eaton Bussmann

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