Eaton NRXBUSEXT504 NRX adapter kit - UL Listed
Part Number: NRXBUSEXT504
Quick Summary
NRX adapter kit accelerates integration of NRX NF protection blocks in four-pole switchgear, enabling reliable, plug-and-play expansion for industrial power circuits. Facilities often struggle to retrofit older protection schemes without compromising safety, timing, or compliance. UL Listed, CSA Certified, and ANSI ratings provide regulatory assurance across capital projects and maintenance cycles. By simplifying compatibility and reducing wiring errors, this solution delivers lower installation costs and faster time-to-value for engineers and procurement teams. Its compact footprint, clear installation documentation, and test-ready assembly support efficient field commissioning and ongoing spare-parts planning.
Product Information
Extended Description
NRXBUSEXT504 Eaton: Eaton Power Defense ICCB adapter kit, 50 kA, Four-pole, Power Defense ICCB, 4 per box, For: NRX NF
Product Name
Eaton Series NRX adapter kit
Catalog Number
NRXBUSEXT504
UPC
786676039918
Product Length/Depth
10.5 in
Product Height
1 in
Product Width
8.25 in
Product Weight
16.5 lb
Warranty
1 year
Certifications
UL Listed CSA Certified ANSI
Amperage Rating
50 kA
Series
Series NRX
Number of poles
Four-pole
Quantity
25
Feature: 50 kA amperage rating. Business Impact: Enhanced fault protection reduces the risk of damage to equipment and improves personnel safety in high-energy outages. Application: Ideal for demanding industrial power paths where NRX NF protection must withstand high fault currents. Feature: Four-pole configuration. Business Impact: Ensures balanced protection across all phases, eliminating unprotected conductors and simplifying coordination with existing NRX blocks. Application: Critical in multi-phase motor drives and distribution panels requiring complete phase coverage. Feature: Packaged as four per box. Business Impact: Streamlines stocking, standardizes components, and lowers procurement complexity across large projects. Application: Project-wide kit standardization for consistent field deployment. Feature: NRX compatibility. Business Impact: Reduces engineering time and field rework by providing a purpose-built adapter that matches NRX NF modules. Application: Fast expansion of NRX protection blocks in existing switchgear. Feature: Certifications (UL Listed, CSA Certified, ANSI). Business Impact: Mitigates compliance risk and simplifies regulatory approvals for critical environments. Application: Safe use in regulated facilities such as data centers and manufacturing plants. Feature: 1-year warranty. Business Impact: Provides long-term support and lower total cost of ownership through service confidence. Application: Asset management programs and maintenance planning.
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FAQs
Begin with de-energizing the panel and verifying compatibility. Align the NRX adapter kit to the NRX NF assembly, secure the four-pole connections per the Eaton NRX series guidelines, and reassemble the enclosure. Confirm wiring integrity, perform a functional check, and reference the Eaton specification sheet for torque values and safety considerations.
Key specs include 50 kA amperage rating, four-pole configuration, 10.5 in length, 8.25 in width, 1 in height, 16.5 lb weight, and a 1-year warranty. Pack quantity is four per box, with UL Listed, CSA Certified, and ANSI certifications ensuring regulatory compliance for NRX NF installations.
Yes. This adapter kit is designed specifically for NRX NF assemblies, providing a precise fit for Power Defense ICCB configurations. Compatible installation reduces field engineering time and minimizes rework when expanding NRX protection in four-pole applications.
The NRXBUSEXT504 carries UL Listed, CSA Certified, and ANSI certifications. These standards verify safety, reliability, and regulatory compliance, which are critical for critical power systems in industries such as manufacturing, data centers, and healthcare facilities.
By reducing installation time and wiring errors, the adapter kit lowers commissioning downtime and maintenance labor. The 1-year warranty provides service confidence, while the standardized four-per-box packaging supports scalable projects, contributing to lower total cost of ownership over equipment life cycles.