myMectronic
myMectronic

A Premier B2B Part Search

Eaton Bussmann S50640R time-delay fuse

This slow-blow, time lag fuse with a voltage rating of 250 VAC and a current rating of 0.04 Amps features a cylindrical 5x20mm package designed for reliable mounting. It conforms to IEC 60127-2/3 standards, offering optional axial leads with copper tinned wire and nickel-plated brass endcaps. Suitable for low breaking capacity applications, it is recognized by UL, CSA, VDE, BSI, IMQ, PSE, and CCC approvals. Its specifications include a 250V AC voltage rating, a melting I²T of 0.0072 A²s, and diverse current ratings ranging from 32mA to 15A, ensuring optimal protection for electronic circuits.

Authorized Distributors
Source:DigiKey
Part No:S506-40-R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $6.268
Buy/RFQ:
Part No:S506-40-R
Stock:49
Inv Date:06-12-2026
Price: Unit price: $13.32
Buy/RFQ:
Part No:S506-40-R
Stock:4
Inv Date:06-11-2026
Price: Unit price: $13.59
Buy/RFQ:
Part No:S506-40-R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $6.89
Buy/RFQ:
Part No:S506-40-R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $6.89
Buy/RFQ:

Eaton Bussmann S50640R time-delay fuse Specifications:

  • Voltage Rating: 250 VAC
  • Current Ratings: from 32mA to 15A
  • Melting I²T: 0.0072 A²s at 13.9Ω
  • Dimensions: 5x20mm cylindrical package
  • Construction: Glass tube with nickel-plated brass endcaps
  • Standards: IEC 60127-2/3, UL Recognized, CSA, VDE, BSI, IMQ, PSE, CCC approvals
  • Lead Type: Optional axial leads with copper tinned wire (0.81mm diameter for ratings above 4A)

Buy the Bussmann Series 5060 Fuses: S50640R

Secure your electronic projects with Bussmann S50640R time-delay fuse. Offering robust voltage ratings, multiple current options, and certified for safety standards, this 5x20mm glass tube fuse ensures dependable protection against overcurrent. Perfect for low breaking capacity applications, its reliable construction and UL, CSA, and IEC certifications guarantee peace of mind. Purchase online today and equip your devices with high-quality, proven protection—fast, easy, and secure for your needs.

Buy Bussmann S50640R fuse now and experience unmatched reliability and circuit protection for low-current applications.

Frequently Asked Questions

Where can I buy Eaton Bussmann S50640R?

You can click on the BUY or RFQ button to purchase S50640R from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part S50640R?

You can download the S50640R datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of S50640R?

Eaton Bussmann

Eaton Bussmann Part List

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

Sponsored by