Eaton NCLR125 Fuse - RK1 Class, 200 kAIC, CE Marked
Part Number: NCLR125
Quick Summary
The Eaton NCLR125 fuse provides reliable overcurrent protection for electrical panels and feeders in industrial environments. This helps engineers avoid nuisance trips and unplanned downtime caused by undersized protection or incorrect fuse selection. The device carries CE Marked, CSA Certified and UL Listed certifications, aligning with global safety standards and supplier qualifications. With Class RK1 classification, a 125 A rating, and a 250 V operating specification, it delivers robust protection in control cabinets and distribution blocks while enabling straightforward procurement and stocking across Eaton Edison protection schemes.
Product Information
Extended Description
NCLR125 Eaton: Eaton Edison NCLR fuse, 125 A, -40° to 85°C, Class RK1, Non-indicating, 200 kAIC, Glass melamine tube, Standard, 1, 250 V
Product Name
Eaton Edison NCLR fuse
Catalog Number
NCLR125
UPC
782634407171
Product Length/Depth
7.13 in
Product Height
1.61 in
Product Width
1.61 in
Product Weight
0.001 lb
Warranty
No warranty
Compliances
CE Marked
Certifications
CSA Certified UL Listed
Amperage Rating
125 A
Interrupt rating
200 kAIC
Voltage rating
250 V
Material
Glass melamine tube
Operating Temperature
-40° to 85°C
Packaging type
Standard
Class
Class RK1
Fuse indicator
Non-indicating
Quantity
1
Eaton Edison NCLR125 offers a compact, glass melamine tube fuse designed for heavy-duty industrial use. Feature → Business Impact → Application: The 125 A amperage and 250 V rating deliver predictable, fast-acting protection in electrical panels, reducing fault energy and extending equipment life in automation systems. This translates to measurable uptime improvements and lower maintenance costs in motor control centers and feeders. Feature → Application: A high 200 kAIC interrupt rating ensures fault currents are cleared quickly, limiting damage to upstream devices and downstream loads in power distribution blocks across manufacturing lines. Feature → Business Impact → Application: Class RK1, non-indicating construction with standard packaging simplifies stock management and replacement workflows, enabling faster field service and reduced downtime during fuse maintenance on control panels. Feature → Application: Glass melamine construction tolerates wide temperatures (-40° to 85°C), supporting reliable performance in harsh industrial environments and ensuring consistent protection in HVAC and process lines. Feature → Compliance/Installation: CE Marked, CSA Certified and UL Listed signals third-party validation, streamlining compliance audits and supplier qualification while supporting cross-region deployments in electrical Protection & Circuit Control. Feature → Value: 1-piece quantity with standard packaging accelerates procurement and improves BOM accuracy for panel builders and integrators, reducing project risk and lead times.
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FAQs
The NCLR125 is designed for standard Bussmann Edison fuse holders and Eaton Edison protection schemes. It measures 7.13 in long with a 1.61 in width and 1 piece per package, enabling straightforward swap-ins in common electrical panels and control cabinets.
This fuse provides a 125 A amperage rating, 250 V voltage rating, and a 200 kAIC interrupt rating, delivering fast fault-clearing capability to protect downstream equipment and minimize arc energy in typical industrial distribution applications.
Yes. With Class RK1 designation, 125 A rating, 200 kAIC interrupt rating, and a wide operating range of -40° to 85°C, the NCLR125 is well suited for industrial automation panels, motor control centers, and feeder protection in harsh plant environments.
The NCLR125 is CE Marked and CSA Certified UL Listed, ensuring compliance with European and North American safety standards and simplifying cross-border qualification for component inventories and system builds.
Its non-indicating design reduces cost and simplifies stock-keeping, while a robust 200 kAIC interrupt rating and high-temperature tolerance minimize downtime and replacement cycles, delivering a favorable total cost of ownership for panel builders and maintenance teams.