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Eaton Bussmann BK1S506500R Time-Delay Glass Fuse

This is a slow-blow, time-lag fuse with a voltage rating of 250 VAC and a current rating of 0.5 amps. It features a cylindrical package with dimensions of 5.2mm by 20mm and is designed for mounting in a holder, suitable for applications requiring delayed fuse operation.

Authorized Distributors
Source:Newark
Part No:BK1-S506-500-R
Stock:33
Inv Date:06-11-2026
Price: Unit price: $1.01
Buy/RFQ:
Source:DigiKey
Part No:BK1-S506-500-R
Stock:215
Inv Date:06-11-2026
Price: Unit price: $1.13
Buy/RFQ:
Source:DigiKey
Part No:BK1/S506-500-R
Stock:215
Inv Date:06-11-2026
Price: Unit price: $1.13
Buy/RFQ:
Part No:BK1/S506-500-R
Stock:1148
Inv Date:06-12-2026
Price: Unit price: $0.94
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Part No:BK1/S506-500-R
Stock:2300
Inv Date:06-12-2026
Price: Unit price: $0.7404
Buy/RFQ:
Part No:BK1/S506-500-R
Stock:2300
Inv Date:06-12-2026
Price: Unit price: $0.7404
Buy/RFQ:
Part No:BK1-S506-500-R
Stock:4800
Inv Date:06-11-2026
Price: Unit price: $0.106
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Eaton Bussmann BK1S506500R Time-Delay Glass Fuse Specifications:

  • Voltage Rating: 250 VAC
  • Current Rating: 0.5A
  • Dimensions: 5.2mm diameter, 20mm length
  • Construction: Glass tube with nickel-plated brass endcaps
  • Type: Slow-blow, time-lag fuse
  • Approval: UL Recognized, CSA, VDE, BSI, SEMKO, cURus, CCC, PSE
  • Agency Ratings: 21.0A at 1050V, Cold Resistance: 0.0051 ohms, Melting I^t: 1050A at 32mA-10A
  • Mounting: Suitable for holder mounting, axial leads option available

Buy the Bussmann Series 506 Time-Delay Glass Tube Fuse: BK1S506500R

Purchase your Bussmann Series 506 time-delay glass fuse BK1S506500R online today to protect your circuits effectively. This 0.5A, 250VAC fuse features a cylindrical glass tube with nickel-plated brass endcaps, designed for delayed circuit operation. Its 5 x 20mm size fits standard holders and provides reliable overcurrent protection. Approved by major safety agencies including UL, CSA, VDE, and more, it guarantees high-quality performance for various electrical applications. Buy now and secure your electronic devices with trusted fuse technology.

Order your Bussmann Series 506 time-delay glass tube fuse BK1S506500R today and ensure reliable protection for your electrical circuits with trusted quality.

Frequently Asked Questions

Where can I buy Eaton Bussmann BK1S506500R?

You can click on the BUY or RFQ button to purchase BK1S506500R from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part BK1S506500R?

You can download the BK1S506500R datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of BK1S506500R?

Eaton Bussmann

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