Eaton 35MM140R1240225 Commercial Meter Stack - UL Listed
Part Number: 35MM140R1240225
Quick Summary
Eaton 35MM140R1240225 commercial meter stack provides plug-in metering for 400A service in commercial and light-industrial installations. Users often face slow meter-changeouts and restricted exit paths; this unit addresses installation flexibility with top, bottom, or back feeder exits and a robust plug-in socket design. UL Listed certification, a NEMA 3R enclosure, and CenterPoint Energy/utilty approvals help ensure outdoor reliability and regulatory alignment. By supporting 120/240V single-phase and 208Y/120V networks, it enables accurate load measurement in modern facilities while delivering a scalable metering platform that reduces downtime and supports future growth. The solution complements Eaton metering product families and integrates smoothly with existing electrical distribution infrastructure.
Product Information
Extended Description
35MM140R1240225 Eaton: Eaton 35MM commercial meter stack, Plug-in socket, 400A, Aluminum, Bus:1200A, Lever bypass, NEMA 3R, Depends on selected MCB, Five-jaw, Sockets:1, Three-phase in, single-phase out, A-B, 225A breaker, Ringless, Socket:400A, 120/240 Vac
Product Name
Eaton 35MM commercial meter stack
Catalog Number
35MM140R1240225
UPC
786689212896
Product Length/Depth
10.93 in
Product Height
52.62 in
Product Width
18.3 in
Product Weight
177 lb
Certifications
UL Listed
Catalog Notes
Main tenant feeders can exit top, bottom, or back, If being used in outdoor application and exiting the top, mount Myer type hubs on rainproof cap. 120/240V, single-phase, three-wire systems and 208Y/120V network metering
Type
Plug-in socket
Utility approvals
TX : CenterPoint Energy (HL&P/Reliant)
Residential and Light Commercial, Metering Products, Volume 1 Tab 4
Eaton Specification Sheet - 35MM140R1240225
Feature → Business Impact → Application: Plug-in socket design enables rapid metering installation, reducing field labor and commissioning time, which translates to lower project costs and faster time-to-value for new builds. This improves project ROI for developers and system integrators working on commercial or light-industrial facilities. Application: Retail centers, office campuses, and data-light facilities seeking quick metering deployment and minimal panel downtime. Feature → Business Impact → Application: 400A main with 1200A bus, 225A breaker options provide flexible load management, enabling graceful scaling as demand grows and ensuring regulatory compliance for higher service levels. Application: Mid-size commercial buildings planning phased capacity upgrades or future expansions. Feature → Business Impact → Application: NEMA 3R weatherproof enclosure and UL Listed certification deliver reliable outdoor performance and durable operation in varied climates, reducing maintenance costs and risk of weather-related outages. Application: Outdoor meter installations at campuses or complexes. Feature → Business Impact → Application: Exit options (top, bottom, back) and rainproof hub compatibility simplify mounting in tight spaces, enabling retrofits without expensive enclosure modifications. Application: Retrofit projects or new builds with constrained indoor footprint. Feature → Business Impact → Application: Compatibility with 120/240V single-phase and 208Y/120V networks supports diverse utility metering requirements, reducing the need for multiple metering devices and improving accuracy across circuits. Application: Buildings with mixed-service loads and multi-utility metering strategies.
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FAQs
The meter stack features a plug-in socket design and five-jaw sockets, allowing quick integration with compatible panels. It supports top, bottom, or back exit configurations, which reduces field wiring complexity and minimizes panel modification needs. For retrofit projects, ensure mounting locations provide adequate clearance for the 52.62 in height and 18.3 in width.
Key specs include a 400A main with a 1200A bus, 225A breaker option, and compatibility with 120/240V single-phase or 208Y/120V networks. The unit is UL Listed and rated for outdoor use (NEMA 3R). Its dimensions are 10.93 in depth, 18.3 in width, and 52.62 in height, with a 177 lb weight, supporting sizeable commercial metering needs.
Yes. The 35MM140R1240225 is rated for outdoor use with a NEMA 3R enclosure and UL Listed certification. It also carries CenterPoint Energy utility approvals, ensuring compliance for exterior metering installations in areas with weather exposure and varying climates.
The product carries UL Listed certification and is designed for outdoor reliability with a NEMA 3R enclosure. It also has utility approvals (CenterPoint Energy) and is specified for 120/240V and 208Y/120V metering configurations, aligning with common industry and regional electrical standards.
The plug-in socket design reduces commissioning time and field labor, improving project timelines and return on investment. Its robust outdoor rating minimizes weather-related maintenance, and the ability to exit feeders top, bottom, or back supports adaptable retrofits, lowering lifecycle costs while maintaining metering accuracy and compliance for growing facilities.