Eaton LESRK1.25 Fuse - UL Listed Motor Protection
Part Number: LESRK1.25
Quick Summary
The Eaton LESRK1.25 fuse is a non-indicating motor protection device designed for reliable overcurrent protection in 600 V motors and drives. This helps engineers avoid nuisance trips during high in-rush startup while safeguarding expensive equipment. Certifications include CSA Certified and UL Listed, providing strong compliance for industrial control panels and safety routines. By choosing this fuse, you gain predictable protection, ease of sourcing within Eaton-compatible systems, and a compact form factor that fits standard motor control assemblies.
Product Information
Extended Description
LESRK1.25 Eaton: Eaton Edison LESRK fuse, Non-indicating, High in-rush current motor protection, 1.25 A, 200 kAIC, Standard, 600 V
Product Name
Eaton Edison LESRK fuse
Catalog Number
LESRK1.25
UPC
782634548102
Product Length/Depth
5 in
Product Height
0.81 in
Product Width
0.81 in
Product Weight
1.6 lb
Warranty
No warranty
Compliances
Not Applicable
Certifications
CSA Certified UL Listed
Amperage Rating
1.25 A
Interrupt rating
200 kAIC
Voltage rating
600 V
Packaging type
Standard
Fuse indicator
Non-indicating
Special features
Non-indicating, High in-rush current motor protection
Feature → Business Impact → Application: Non-indicating design reduces indicator failure points and lowers panel complexity, delivering dependable visibility with fewer false alarms; ideal for concealed or recessed fuse blocks in control cabinets. Feature → High in-rush current motor protection → minimizes nuisance trips during motor start-up, improving uptime and reducing maintenance costs on conveyors and pumps. Feature → Amperage Rating 1.25 A and Interrupt rating 200 kAIC → precise protection aligned with motor FLA and short-circuit withstand, improving equipment longevity in harsh environments. Feature → Voltage rating 600 V → ensures safe operation across standard industrial distribution networks, simplifying procurement and stocking. Feature → Standard packaging and 5 in length with 0.81 in width/height → straightforward retrofit into existing Eaton Edison enclosures. Feature → Certifications CSA Certified UL Listed → accelerates regulatory compliance and OEM acceptance in regulated facilities. Industry context emphasizes reliability, efficiency, and cost-of-ownership benefits when integrating Edison LESRK fuses into motor control schemes.
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FAQs
Install the LESRK1.25 in standard Eaton Edison fuse blocks or motor control enclosures. With a 5 in length and 0.81 in cross-section, it fits common DIN-rail and panel-mounted fittings. Verify the circuit amperage matches the 1.25 A rating and ensure secure electrical contact to minimize resistance and heat buildup.
The LESRK1.25 is rated for 1.25 A continuous, 600 V maximum voltage, and provides 200 kAIC interrupt protection. It is non-indicating, CSA Certified, and UL Listed, making it suitable for standardized motor protection across industrial facilities.
Yes. The fuse is designed specifically for high in-rush current motor protection, allowing reliable startup and operation of motors while preserving circuit integrity and reducing nuisance trips inVariable frequency drives and heavy-load equipment.
The LESRK1.25 carries CSA Certification and UL Listing. These certifications validate safety, performance, and compliance with North American standards, facilitating OEM approvals, insurance compatibility, and safer installations in industrial environments.
Using LESRK1.25 improves uptime by minimising nuisance trips during motor startup, reduces panel complexity with a compact non-indicating design, and supports regulatory compliance through CSA and UL certifications. The result is lower total cost of ownership and more predictable maintenance planning.