Eaton Bussmann KTS-R-40 40A Class RK1 Fuse – Ferrule End Connection

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SKU: KTS-R-40 GTIN/UPC: 051712417099
Regular price $95.20
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The Eaton Bussmann KTS-R-40 is a Class RK1 current-limiting fuse designed for reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. With a 40A rating, it delivers high interrupting capacity and fast fault-clearing performance to safeguard sensitive equipment and distribution circuits. Its ferrule end design ensures secure installation and consistent performance in compact fuse holders.

Voltage and Rating

  • Current Rating: 40A
  • Voltage Rating: 600 V
  • Interrupt Rating: 200 kAIC at 600 Vac
  • Fuse Class: Class RK1

Key Specifications

  • Manufacturer: Eaton Bussmann
  • Catalog Number: KTS-R-40
  • Product Type: Fuse
  • Fuse Indicator: Non-indicating
  • Special Feature: Ferrule design
  • Number of Elements: 1
  • Connection Type: Ferrule End x Ferrule End
  • Compliance: CE Marked

Physical Details

  • Product Material: Melamine glass tube
  • Product Length/Depth: 1.5 in
  • Product Height: 5.5 in
  • Product Width: 1.5 in
  • Product Weight: 0.33 lb
  • Packaging Type: Standard

Product Data

  • UPC: 051712417099
  • EAN: 5027590446464
  • Category: Industrial Current-Limiting Fuses
  • Application: Industrial power distribution and equipment protection
  • Warranty: Not Applicable


  • Type Circuit Breakers
  • Vendor Eaton Bussmann
  • Brand Eaton Bussmann

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You may return items within 30 days of delivery for a refund.

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My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

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My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.