Eaton TADP426 Adapter Kit - UL Listed
Part Number: TADP426
Quick Summary
The Eaton TADP426 is an adapter kit that enables universal interrupt for NRX on NF frame systems used with Power Defense ICCB. Engineers often face compatibility gaps during protection-system upgrades, risking downtime and project delays. UL Listed safety certification ensures compliance with electrical safety standards and reliable performance in demanding industrial environments. This solution enhances NRX-to-NF integration, simplifies procurement, and supports scalable protection strategies across diverse panel architectures. Designed for high-current power distribution, the TADP426 supports up to 1600 A uninterrupted current and four-pole operation, enabling reliable protection for critical equipment. Its 12 inch length and 4 by 4 inch footprint help fit compact control panels while maintaining robust connection integrity.
Product Information
Extended Description
TADP426 Eaton: Eaton Power Defense ICCB adapter kit, Universal interrupt, Four-pole, Power Defense ICCB, NF Frame, 4 per box, For: Power Defense ICCB NF Hybrid, Up to 1600A, 3-Hole terminals, TADP426
Product Name
Eaton Series NRX adapter kit
Catalog Number
TADP426
UPC
786676039062
Product Length/Depth
12 in
Product Height
4 in
Product Width
4 in
Product Weight
6 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed
Special features
3-Hole terminal
Frame
NF
Rated uninterrupted current (Iu)
1600 A
Terminals
3 hole
Accessories
Adapter kit
Interrupt rating
Universal
Series
Series NRX
Number of poles
Four-pole
Quantity
25
Four-pole NRX adapter architecture aligns with Power Defense ICCB NF Hybrid configurations, enabling up to 1600 A uninterrupted current. This directly translates to fewer bottlenecks in high-load power distribution and reduces the risk of nuisance tripping during fault conditions. In practice, the kit simplifies retrofit projects by providing a ready-made integration path between NRX protection devices and NF frame installations in industrial panels. 3-hole terminals are a deliberate design choice that streamlines wiring density and reduces busbar complexity. With 3-hole terminations, field wiring remains organized, improving thermal performance and fault isolation. This feature supports faster commissioning while maintaining high-current safety margins across critical feeders. UL Listed certification confirms compliance with recognized electrical safety standards and supports regulatory acceptance across OEMs and end users. The universal interrupt rating ensures compatibility with a range of fault currents, simplifying selection during design and spare-part strategies. This translates into lower lifecycle risk and more predictable maintenance when upgrading protection schemes. Compatibility with the NF frame is a core advantage of the TADP426, supporting straightforward mounting and alignment with existing protection components. The four-pole design simplifies feeder interconnections and reduces the number of adapters required in multi-pole configurations, cutting installation time and training needs for field technicians. Procurement efficiency is improved with a 25-piece box quantity, making stocking and replacements predictable and cost-effective for ongoing maintenance. Additionally, the included warranty coverage aligns with Eaton's policy, helping protect project timelines and service-level agreements. Installation is straightforward for technicians familiar with NRX and NF architectures, with the 12 inch length and 4x4 inch footprint designed to fit standard panel enclosures. The kit ships as a complete adapter solution (25 per box) with 3-hole terminals, minimizing the need for supplementary hardware and enabling rapid changeouts during maintenance windows.
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FAQs
Install the TADP426 by mounting on an NF frame and aligning with existing NRX protection devices. Ensure the four-pole interface and 3-hole terminals are correctly wired to high-current feeders. The 12 inch length and compact footprint fit standard enclosures, while maintaining clearance for heat dissipation. Verify UL Listed compliance and perform a final torque check per Eaton guidelines.
Yes. The TADP426 is designed for NRX adapters on NF frames and supports Power Defense ICCB NF Hybrid configurations. Its four-pole design and universal interrupt rating enable reliable operation across a range of fault currents, simplifying design choices and spare-part stocking for hybrid protection schemes.
Key specifications include catalog number TADP426, four-pole configuration, rated uninterrupted current (Iu) up to 1600 A, 12 inch length, 4 inch height, 4 inch width, 3-hole terminals, and UL Listed certification. The solution is built for NF frame installations and is configured as a NRX adapter kit with a 25-piece box quantity.
The TADP426 carries UL Listed certification, confirming alignment with recognized electrical safety standards and facilitating regulatory acceptance in many regions. Other certifications such as CE or IP ratings are not listed in the provided data, so buyers should verify regional requirements for their specific application and install environment.
Warranty follows Eaton policy 25-000: one year from the date of installation or eighteen months from the date of shipment, whichever occurs first. This warranty covers manufacturing defects and standard support; for project timelines and service-level agreements, coordinate with your Eaton distributor to ensure coverage aligns with maintenance windows.