Eaton RM25400-1CR Modular Fuse Block - UL Listed
Part Number: RM25400-1CR
Quick Summary
The Eaton RM25400-1CR modular fuse block provides compact overcurrent protection for distribution panels and control circuits. Many engineers struggle to find a high-current, UL-listed fuse holder that fits a single-pole Class R configuration without compromising contact reliability. This RM25400-1CR delivers robust protection rated 225–400 A at 250 V, with knife blade end-terminals for fast, secure installation. It carries UL Listed and CSA Certified markings and is RoHS-compliant with CE marking, ensuring global regulatory acceptance. For procurement, this design reduces spare-part sprawl and simplifies panel builds, while delivering consistent protection and easy serviceability in the most demanding industrial environments.
Product Information
Extended Description
RM25400-1CR Eaton: Eaton Bussmann Series RM modular fuse block, CR, 225-400 A, Single-pole, Class R, Knife blade end x knife blade end, 250 V
Product Name
Eaton Bussmann Series RM modular fuse block
Catalog Number
RM25400-1CR
UPC
051712386975
Product Length/Depth
9.5 in
Product Height
4.7 in
Product Width
3.61 in
Product Weight
2.24 lb
Warranty
Not Applicable
Compliances
RoHS Compliant CE Marked
Certifications
Contact Manufacturer UL Listed CSA Certified
Amperage Rating
225-400A
Voltage rating
250 V
Number of Poles
Single-pole
Class
Class R
Connection
Knife blade end x knife blade end
Special features
CR
RM25400-1CR~FUSE HOLDER
RM25400-1CR~FUSE HOLDER
Bussmann series Fuseology
Eaton Specification Sheet - RM25400-1CR
Feature: High current rating supports large feeders and demanding loads. Business Impact: Enables reliable protection for critical equipment with minimized risk of nuisance trips, reducing unplanned downtime. Application: Ideal for distribution panels and feeder circuits in industrial plants. Feature: Single-pole RM series design with Class R compatibility. Business Impact: Standardizes protection across installations, simplifies stock, and lowers training time for maintenance staff. Application: Motor control centers and centralized control panels requiring high-amp protection. Feature: Knife blade end terminations for fast, secure connections. Business Impact: Reduces installation time and ensures stable contact under vibration, improving reliability and service intervals. Application: Retrofit projects and new builds in harsh environments. Feature: RoHS compliant and CE marked with UL Listed and CSA Certified status. Business Impact: Ensures global compliance, smoother procurement across regions, and easier audits. Application: Global manufacturing facilities and multi-site installations. Feature: Compact footprint with clear dimensional data (9.5 in L x 4.7 in H x 3.61 in W) and 2.24 lb weight. Business Impact: Facilitates dense panel layouts and lighter enclosure modifications, lowering enclosure footprint and shipping costs. Application: Control panels with space constraints in industrial automation.
Get a Quick Quote for a Eaton RM25400-1CR
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 RM25400-1CR?
Enquire Now
FAQs
The RM25400-1CR is designed as a single-pole RM modular fuse block that accepts Class R fuses and uses knife blade end terminations. This combination enables rapid installation, secure contact, and robust current protection for high-amp applications up to 400A at 250V. Ensure the fuse type matches the 225-400A rating for reliable operation.
Electrical specs include an amperage range of 225-400A and a voltage rating of 250V, with a single-pole configuration. Physical dimensions are 9.5 inches in length, 4.7 inches in height, and 3.61 inches in width, with a weight of 2.24 lb. The unit is RoHS compliant, CE marked, UL Listed, and CSA Certified for global applicability.
Yes, the RM25400-1CR is UL Listed and CSA Certified, with RoHS and CE compliance. These certifications validate safety and performance to widely used standards, facilitating procurement across regions, simplifying audits, and reducing compliance risk in industrial environments where global supply chains operate.
Plan for a single-pole RM fuse block installation with knife blade terminations. Verify panel space, mount securely to withstand vibration, and ensure mating fuses match the 225-400A, 250V rating. Use proper torque on end connections and maintain clearance around the device to prevent overheating and ensure easy access during maintenance.
The RM25400-1CR offers consistent protection with quick, low-effort replacement due to knife blade terminations, reducing labor costs during maintenance. By standardizing on Class R fuses and high-current protection, you can minimize spare-part variety, shorten downtime during fuse changes, and improve overall panel reliability in high-demand environments.