The Bussmann JKS-50 is a fast-acting, current-limiting Class J fuse designed to provide superior short-circuit protection in various electrical applications.
Key Features
- Amperage Rating: 50 Amperes
- Voltage Rating: 600 Volts AC
- Interrupting Rating: 200,000 Amperes at 600 VAC
- Fuse Class: Class J
- Body Type: Cylindrical Cartridge
- Terminal Type: Ferrule End x Ferrule End
- Indicating Type: Non-Indicating
- Material: Melamine
- Dimensions: 1.06 inches in diameter x 2.38 inches in length
Applications
The JKS-50 fuse is well-suited for use in power panelboards, machinery disconnects, and other non-inductive load applications such as lighting and heating circuits. Its high interrupting rating ensures reliable protection for low interrupting capacity circuit breakers, limiting short-circuit currents to meet equipment requirements.
Compliance and Certifications
- UL 248-8 Listed
- CSA Certified
- CE Marked
- RoHS Compliant
The Bussmann JKS-50 fuse offers advanced protection with its high interrupt rating, making it an economical solution for high fault circuits and ensuring compliance with NEC 110-10 for component short-circuit protection.


















