Eaton RFMI2D Mechanical Interlock - UL Listed
Part Number: RFMI2D
Quick Summary
Eaton RFMI2D mechanical interlock is a safety accessory that guarantees correct insertion and removal of drawout breakers in RF frame assemblies. Engineers and maintenance teams often confront misalignment and unexpected outages caused by improper breaker handling; this interlock prevents those issues by locking the breaker until it is safely positioned. UL Listed certification underpins safety compliance, while the NRX Series compatibility ensures seamless integration with standard control cabinets. By protecting personnel and reducing unplanned downtime, this interlock delivers measurable business value, complements existing protection schemes, and simplifies installation in industrial environments.
Product Information
Extended Description
RFMI2D Eaton: Eaton Power Defense ICCB mechanical interlock, Drawout breaker, RF Frame, Two-Way
Product Name
Eaton Series NRX mechanical interlock
Catalog Number
RFMI2D
UPC
786685624617
Product Length/Depth
13 in
Product Height
8.5 in
Product Width
10.5 in
Product Weight
9 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
Circuit breaker type
Drawout
Frame
RF
Accessories
Mechanical interlock
Series
Series NRX
The RFMI2D is designed for seamless drawout compatibility with the RF frame NRX series, enabling reliable interlock operation that reduces mis-insertion risk and associated downtime. This feature directly improves safety and reliability in control cabinets and switchgear environments, delivering a tangible impact on maintenance planning and work-cell productivity. In practice, technicians experience fewer interruptions during breaker replacement, enabling faster service windows and reduced labor costs. The two-way mechanical interlock ensures correct breaker orientation and safe withdrawal, which translates to fewer operational faults and safer maintenance cycles in manufacturing lines and data centers. With UL Listed certification, the interlock meets essential electrical safety standards, giving procurement teams greater confidence during compliance reviews and audits. The compact RF frame footprint (13 in L, 10.5 in W, 8.5 in H) and a 9 lb weight simplify retrofits in crowded enclosures, accelerating installation without extensive enclosure modifications. The included mechanical interlock accessory streamlines on-site assembly, reducing project lead times and reducing commissioning risk. Eaton’s warranty policy provides coverage that reinforces long-term reliability, supporting risk mitigation for ongoing operations. Overall, the RFMI2D supports safer, faster maintenance workflows and improved protection performance across industrial environments.
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FAQs
RFMI2D is designed for use with Eaton RF frame drawout circuit breakers in NRX-series installations. It provides a two-way mechanical interlock compatible with the RF frame and NRX family, ensuring correct breaker positioning and safe operation during insertion and withdrawal in standard control cabinets.
Important specs include a 13 inch length, 10.5 inch width, 8.5 inch height footprint, and a 9 lb weight, all tailored for retrofit and new installations in RF frame assemblies. The product is UL Listed, catalog RFMI2D, and supports drawout breaker types within the NRX series, simplifying compatibility assessments during procurement.
RFMI2D excels in electrical protection and circuit control applications across data centers, manufacturing lines, and industrial control panels where safe, reliable breaker operation is critical. It helps prevent mis-insertion and accidental withdrawal, reducing downtime and enhancing personnel safety in high-demand environments.
Yes, RFMI2D is UL Listed, providing recognized safety compliance for electrical interlocks in power protection assemblies. It is designed for use with Eaton NRX Series drawout breakers in RF frames, meeting established electrical safety requirements essential for regulated facilities and audit readiness.
RFMI2D is covered by Eaton’s warranty policy 25-000, offering one year from installation or eighteen months from shipment, whichever occurs first. The interlock reduces mis-operation risk, shortens maintenance windows, and lowers downtime costs, delivering measurable ROI through improved safety, reliability, and faster commissioning.