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Eaton Bussmann S506400MA Fuse

The S506400MA fuse is a 5mm x 20mm ceramic time delay fuse designed for efficient overcurrent protection in electronic and electrical systems. It features a rated voltage of 250V and a current capacity of 400mA, meeting UL and CSA standards for safety and reliability. Its high breaking capacity and low resistance ensure minimal voltage drop and effective protection against faults. The fuse is compatible with reflow and wave soldering processes, making it suitable for PCB mounting in various electronic applications. It provides a reliable thermal response, preventing damage from transient surges while ensuring durability across operational conditions.

Authorized Distributors
Source:Newark
Part No:S506 400MA
Stock:302
Inv Date:06-11-2026
Price: Unit price: $0.384
Buy/RFQ:

Eaton Bussmann S506400MA Fuse Specifications:

  • Voltage Rating: 250V AC/DC
  • Current Rating: 400mA
  • Resistance: 0.0035 ohms at rated current
  • Melting Time: 4 hours minimum at rated current
  • Opening Time: 60 minutes maximum at 135% of rated current
  • Dimensions: 5mm x 20mm (0.2 inch x 0.79 inch)
  • Construction: Glass tube with nickel-plated brass endcaps
  • Temperature Range: -40°C to +125°C
  • Soldering Compatibility: IEC 68-2-20 (260°C, 10 seconds)
  • Standards: UL 248-14, CSA C22.2 No. 248.14
  • Certification: UL Recognized, CSA Approved
  • RoHS Compliant: Yes
  • Item Weight: Approx. 1 gram per piece for bulk packs, suitable for PCB mounting and automated assembly.

Buy the Buy Cooper Bussmann Fuse Part Number S506400MA Online

Enhance your electronic safety with the Cooper Bussmann S506400MA fuse, designed for performance and durability. This 5mm x 20mm ceramic time delay fuse operates at 250V and 400mA, offering excellent protection against surges and overloads. Suitable for PCB mounting, it features UL recognition and CSA certification, ensuring compliance and safety standards. Its low resistance and fast response help prevent component damage, making it ideal for consumer electronics, industrial control, and power supply applications. Purchase online now and benefit from fast shipping and authentic quality.

Buy Cooper Bussmann fuse S506400MA now and ensure reliable overcurrent protection for your electronic devices with UL and CSA approval.

Frequently Asked Questions

Where can I buy Eaton Bussmann S506400MA?

You can click on the BUY or RFQ button to purchase S506400MA from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part S506400MA?

You can download the S506400MA datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of S506400MA?

Eaton Bussmann

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