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Eaton Bussmann BK1S500125R Industrial Glass Fuse

This is a fast-acting fuse with a voltage rating of 250 VAC and a current rating of 1.25 Amps. It features a cylindrical package measuring 5x20mm and is designed for mounting in a holder. Made with glass tube with silver-plated and nickel-plated endcaps, it complies with IEC 60127-2 standards (160mA-10A). Suitable for protecting electronic circuits, it offers high reliability, quick response, and broad approval certifications including UL, CSA, VDE, SEMKO, IMQ, and CCC. This fuse is ideal for various industrial and electronic applications requiring reliable overcurrent protection.

Authorized Distributors
Source:Newark
Part No:BK1/S500-1.25-R
Stock:986
Inv Date:06-11-2026
Price: Unit price: $4.32
Buy/RFQ:
Source:Newark
Part No:BK1/S500-125-R
Stock:1000
Inv Date:06-11-2026
Price: Unit price: $4.32
Buy/RFQ:
Source:DigiKey
Part No:BK1-S500-1-25-R
Stock:961
Inv Date:06-11-2026
Price: Unit price: $0.45
Buy/RFQ:
Source:DigiKey
Part No:BK1-S500-125-R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $2.3254
Buy/RFQ:
Source:DigiKey
Part No:BK1/S500-1.25-R
Stock:961
Inv Date:06-11-2026
Price: Unit price: $0.45
Buy/RFQ:
Source:DigiKey
Part No:BK1/S500-125-R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $2.3254
Buy/RFQ:
Source:DigiKey
Part No:BK1/S500-125-R
Stock:1000
Inv Date:06-11-2026
Price: Unit price: $2.02
Buy/RFQ:
Part No:BK1/S500-125-R
Stock:0
Inv Date:06-12-2026
Price: Unit price: $2.16
Buy/RFQ:
Part No:BK1/S500-1.25-R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.69
Buy/RFQ:
Authorized Distributors
Part No:BK1/S500-125-R
Stock:0
Inv Date:06-11-2026
Price: Unit price: $4.19
Buy/RFQ:
Part No:BK1/S500-1.25-R
Stock:986
Inv Date:06-11-2026
Price: Unit price: $0.1983
Buy/RFQ:
Part No:BK1/S500-125-R
Stock:1000
Inv Date:06-11-2026
Price: Unit price: $3.96
Buy/RFQ:
Part No:BK1/S500-1.25-R
Stock:986
Inv Date:06-11-2026
Price: Unit price: $0.1983
Buy/RFQ:
Part No:BK1/S500-125-R
Stock:1000
Inv Date:06-11-2026
Price: Unit price: $3.96
Buy/RFQ:

Eaton Bussmann BK1S500125R Industrial Glass Fuse Specifications:

  • Voltage Rating: 250 VAC
  • Current Rating: 1.25 A
  • Physical Size: 5x20mm
  • Construction: Glass tube with silver-plated and nickel-plated endcaps
  • Standards: IEC 60127-2 (160mA-10A) compliant
  • Approval Certifications: UL, CSA, VDE, SEMKO, IMQ, CCC
  • Melting Point: Not specified
  • Typical Cold Resistance: Not specified
  • Maximum Voltage Drop: Not specified
  • Lead Diameter: 0.8mm (for ratings above 6.3A)
  • Packaging Options: BK (cardboard), BK1i (poly bag), TR2 (reel) with lead length of 19.05mm (for TR2)

Buy the Cooper Bussmann BK1S500125R – Reliable Overcurrent Protection for Industrial Applications

Purchase the Cooper Bussmann BK1S500125R glass fuse online today and ensure reliable overcurrent protection for your electronic and industrial systems. Designed with a 5x20mm cylindrical package, it features high-quality silver and nickel-plated endcaps, providing excellent electrical contact and durability. Compliant with IEC 60127-2 standards, it offers broad certifications from UL, CSA, VDE, SEMKO, IMQ, and CCC, ensuring safety and reliability. Ideal for circuit protection in various electronic devices and industrial applications, this fuse guarantees fast response and consistent performance, making it a trusted choice for professionals.

Get Cooper Bussmann BK1S500125R today—built for precision, quick response, and long-lasting durability for electronic circuit protection.

Frequently Asked Questions

Where can I buy Eaton Bussmann BK1S500125R?

You can click on the BUY or RFQ button to purchase BK1S500125R from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part BK1S500125R?

You can download the BK1S500125R datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of BK1S500125R?

Eaton Bussmann

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