myMectronic
myMectronic

A Premier B2B Part Search

Eaton Bussmann BK1S50563R Ceramic Fuse

The BK1-S505-6-3-R is a compact 20 x 5mm ceramic tube fuse designed for reliable electrical protection. It features a time-delay function, high breaking capacity of 1500A, and nickel-plated brass end caps. Suitable for IEC 60127-2 standards, it provides excellent surge and overload protection in various electrical systems. The fuse is available with optional axial leads made of tinned copper wire covered by a nickel-plated brass overcap, ensuring durability and easy installation. Ideal for circuit protection in industrial and electrical applications seeking high interrupting ratings.

Authorized Distributors
Source:Newark
Part No:BK1-S505-6-3-R
Stock:5103
Inv Date:06-11-2026
Price: Unit price: $1.78
Buy/RFQ:
Source:Newark
Part No:BK1/S505-6.3-R
Stock:1691
Inv Date:06-11-2026
Price: Unit price: $1.8
Buy/RFQ:
Source:DigiKey
Part No:BK1-S505-6-3-R
Stock:1202
Inv Date:06-11-2026
Price: Unit price: $1.81
Buy/RFQ:
Source:DigiKey
Part No:BK1/S505-6.3-R
Stock:1202
Inv Date:06-11-2026
Price: Unit price: $1.81
Buy/RFQ:
Part No:BK1/S505-6.3-R
Stock:1691
Inv Date:06-12-2026
Price: Unit price: $1.17
Buy/RFQ:
Part No:BK1/S505-6.3-R
Stock:1691
Inv Date:06-12-2026
Price: Unit price: $1.17
Buy/RFQ:
Part No:BK1-S505-6-3-R
Stock:3000
Inv Date:06-11-2026
Price: Unit price: $0.142
Buy/RFQ:

Eaton Bussmann BK1S50563R Ceramic Fuse Specifications:

  • Physical Size: 20 x 5mm
  • Construction: Ceramic tube with silver-plated endcaps or nickel-plated brass endcaps
  • Interrupting Capacity: 1500A
  • Rated Voltage: 250 VAC
  • Rated Current: 0.5A to 12A depending on model
  • Time-Delay: Yes
  • Standards: IEC 60127-2 compliant
  • Optional Leads: Axial tinned copper wire with nickel-plated brass overcaps
  • Packaging: BK (carton), BK1i (poly bag), TR2 (reel with lead wire length 19.05mm)
  • Approvals: UL Recognized, CSA, VDE, SEMKO, BSI, IMQ, PESWET, CCC, EK, FIMKO

Buy the Buy Cooper Bussmann Series$505 Part Number BK1S50563R Online

Secure your electrical protection today with the Cooper Bussmann Series$505 ceramic fuse. Designed for high surge and overload protection, this compact 20 x 5mm fuse offers a time-delay feature, high 1500A interrupting capacity, and optional axial leads for easy installation. Constructed with ceramic tube and nickel-plated brass end caps, it complies with IEC 60127-2 standards and has versatile packaging options like cartons, poly bags, and reels. Perfect for industrial and electrical safety applications seeking durable and reliable circuit protection.

Order your Cooper Bussmann Series$505 BK1S50563R fuse today and ensure your electrical systems are protected with high interrupting capacity and reliable performance.

Frequently Asked Questions

Where can I buy Eaton Bussmann BK1S50563R?

You can click on the BUY or RFQ button to purchase BK1S50563R from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part BK1S50563R?

You can download the BK1S50563R datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of BK1S50563R?

Eaton Bussmann

Eaton Bussmann Part List

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

Sponsored by