Eaton LENRK17.5 Fuse - Class RK1, 200 kAIC, UL Listed
Part Number: LENRK17.5
Quick Summary
Eaton LENRK17.5 fuse provides reliable motor protection and overload isolation for industrial drives. Inrush-heavy starts and frequent cycling can trigger nuisance trips, causing costly downtime; this fuse is designed to tolerate high inrush while preserving fast load interruption. It carries CSA certification and UL listing, aligning with essential safety and reliability standards for regulated equipment, and it supports RK1-class protection with a robust 200 kAIC interrupt rating. By specifying LENRK17.5, maintenance teams gain predictable performance, straightforward stocking in standard packs, and compatibility with Edison-style fuse blocks—delivering improved uptime and procurement efficiency for industrial facilities.
Product Information
Extended Description
LENRK17.5 Eaton: Eaton Edison LENRK fuse, Non-indicating, High in-rush current motor protection, 17.5 A, Class RK1, 200 kAIC, Standard, 10, 250 V
Product Name
Eaton Edison LENRK fuse
Catalog Number
LENRK17.5
UPC
782634538332
Product Length/Depth
2 in
Product Height
0.56 in
Product Width
0.56 in
Product Weight
0.001 lb
Warranty
No warranty
Compliances
Not Applicable
Certifications
CSA Certified UL Listed
Amperage Rating
17.5 A
Interrupt rating
200 kAIC
Voltage rating
250 V
Packaging type
Standard
Class
Class RK1
Fuse indicator
Non-indicating
Quantity
10
Special features
70/30 brass end cap
Feature → Business Impact → Application: High inrush tolerance and Class RK1 protection (200 kAIC) minimize nuisance trips during motor start-up, improving line productivity and reducing unplanned downtime in pumps, fans, and conveyors. Application: Electric motor circuits in manufacturing lines benefit from robust protection without compromising speed of interruption during fault events. Feature → Business Impact → Application: Non-indicating design reduces panel clutter and simplifies control room aesthetics, while maintaining reliable protection; use external diagnostics to verify status, enabling cleaner panels in machine zones. Application: Panel builders and OEMs value compact footprints in compact switchgear housings while meeting industry standards. Feature → Business Impact → Application: 17.5 A, 250 V rating with 70/30 brass end caps ensures low contact resistance and durable performance; improves connector longevity and reduces maintenance costs. Application: Standard fuse holders in control panels and drive enclosures. Feature → Business Impact → Application: Packaging of 10 units and standard packaging type streamline procurement and field stocking, lowering downtime by ensuring fast replacement. Application: Maintenance teams keep spares available for timely maintenance windows. Feature → Business Impact → Application: Certifications CSA Certified UL Listed provide regulatory assurance and supplier confidence; lowers procurement risk and speeds audits. Application: Plant compliance programs and safety reviews in regulated sectors. Feature → Business Impact → Application: 2 in length, 0.56 in width and height provide a compact form factor that fits common Edison fuse blocks, enabling straightforward retrofits and minimal enclosure modification. Application: Retrofit projects and new machine builds using Eaton Edison style protection.
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FAQs
The LENRK17.5 is a non-indicating Class RK1 fuse from Eaton designed for motor protection in industrial drive circuits. It provides 17.5 A at 250 V with a 200 kAIC interrupt rating, making it suitable for high inrush motor applications such as conveyors, pumps, and fans. It is UL Listed and CSA Certified for added compliance assurance.
Yes. LENRK17.5 features 70/30 brass end caps and a compact 2 in length with 0.56 in width and height, designed to fit standard Edison fuse holders and common panel configurations. This compatibility minimizes retrofit effort and supports straightforward installation in existing control enclosures.
LENRK17.5 is CSA Certified and UL Listed, reflecting adherence to recognized safety and performance standards for industrial protection devices. These certifications reduce procurement risk, ease compliance auditing, and reassure electrical engineers and purchasers that the fuse meets stringent reliability criteria in motor protection scenarios.
With a 200 kAIC interrupt rating, LENRK17.5 can interrupt large short-circuit currents quickly while tolerating normal motor start-up surges. This characteristic reduces nuisance trips during startup while preserving fast protection against faults, contributing to higher machine uptime and safer electrical supply lines.
Stock LENRK17.5 in standard packs (10 units per pack) to ensure rapid replacements and minimize downtime. The non-indicating design reduces panel indicators, simplifying visual management, while regulatory certifications support audits. Overall, the device delivers predictable protection, lower maintenance costs, and improved uptime for motor-driven equipment in manufacturing environments.