Eaton JJN-20 Fuse - Class T, 200 kAIC at 300 Vac
Part Number: JJN-20
Quick Summary
Eaton JJN-20 fuse provides current-limiting protection for motor drives and automation circuits. In VFD-rich environments, operators often contend with nuisance trips and downtime that disrupt production and extend maintenance cycles. This Class T, CE-marked and RoHS-compliant fuse offers robust protection with a high interrupt rating and broad voltage compatibility to minimize fault impact. The ferrule-end design and standard packaging streamline stocking, installation, and field replacement, delivering tangible cost savings. With a 20 A rating and a 10-piece package, JJN-20 fits common low-voltage protection schemes while supporting scalable industrial automation projects.
Product Information
Extended Description
JJN-20 Eaton: Eaton Bussmann series JJN fuse, Current-limiting, VFD line protection, 20 A, Class T, Non-indicating, Ferrule end x ferrule end, 20 kAIC at 160 Vdc, 200 kAIC at 300 V, Standard, 10, 300 V, 160 Vdc
Product Name
Eaton Bussmann series JJN fuse
Catalog Number
JJN-20
UPC
051712627207
EAN
5027590508643
Product Length/Depth
0.42 in
Product Height
0.87 in
Product Width
0.42 in
Product Weight
0.1 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Amperage Rating
20 A
Interrupt rating
200 kAIC at 300 Vac 20 kAIC at 160 Vdc
Voltage rating
300 Vac, 160 Vdc
Packaging type
Standard
Class
Class T
Connection
Ferrule end x ferrule end
Fuse indicator
Non-indicating
Quantity
10
Low Voltage Branch Circuit Fuse Chapter
Low Voltage Branch Circuit Fuse Chapter
RoHS Search Tool
Bussmann series Fuseology
JJN-100~TRON FAST ACTING FUSE CLASS T
Feature: Current-limiting Class T fuse rated at 20 A. → Business Impact: Quickly limits fault energy to protect downstream equipment, reducing component damage and downtime. → Application: Motor drives and PLC-controlled lines in packaging, material handling, and process automation. Feature: Interrupt rating of 200 kAIC at 300 Vac (20 kAIC at 160 Vdc). → Business Impact: Withstands high-energy short circuits without catastrophic failure, improving system resilience. → Application: VFD feeders and critical power circuits in industrial plants. Feature: Ferrule-end connections with non-indicating housing. → Business Impact: Simple, tool-free installation and reliable, quick fuse replacement without indicator confusion. → Application: Control panels and fuse blocks in existing Eaton Bussmann series ecosystems. Feature: RoHS compliant and CE Marked. → Business Impact: Ensures regulatory compliance and supports green manufacturing initiatives across multiple regions. → Application: Global manufacturing floors and cross-border deployments. Feature: Standard packaging of 10 fuses. → Business Impact: Reduces procurement complexity and stocking costs, enabling better inventory control. → Application: OEM assemblies and maintenance inventories for panel manufacturers. Feature: Compatibility with Bussmann series and ferrule-end design. → Business Impact: Seamless integration into existing protection schemes, accelerating commissioning and reducing engineering effort. → Application: New builds and retrofit projects in industrial automation settings.
Get a Quick Quote for a Eaton JJN-20
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton JJN-20?
Enquire Now
FAQs
Install the JJN-20 with ferrule-end terminations into compatible fuse holders or blocks in your control panel. The non-indicating housing simplifies replacement, and its Class T characteristics align with standard Bussmann protection schemes. Ensure circuit de-energization and follow your panel's wiring diagram during replacement.
The JJN-20 is rated 20 A with a voltage rating of 300 Vac / 160 Vdc. It provides an interrupt rating of 200 kAIC at 300 Vac and 20 kAIC at 160 Vdc, making it suitable for motor drive and VFD line protection in low-voltage applications.
Yes. The JJN-20 carries CE marking and RoHS compliance, supporting regulatory requirements for European and global manufacturing environments and ensuring responsible material usage in electrical protection components.
The JJN-20 is ideal for VFD-powered motor control lines, automation panels, and feeder circuits where current-limiting protection and high interrupt capability are needed. Its ferrule-end design and standard packaging suit OEM assembly, retrofit projects, and routine maintenance inventories.
With a 10-piece packaging and non-indicating design, replacement is straightforward and reduces downtime. The fuse’s high interrupt rating helps protect downstream equipment, potentially lowering repair costs and extending the life of drives and controllers in automated systems.