Eaton 35MM320R12C Commercial Meter Stack - UL Listed
Part Number: 35MM320R12C
Quick Summary
The Eaton 35MM320R12C plug-in meter stack provides modular commercial metering for electrical distribution in commercial and light industrial facilities. Engineers often struggle with bus compatibility, expansion planning, and field socket configurations that slow commissioning. UL Listed certification ensures safety compliance and streamlined procurement. With compact dimensions and standard Eaton metering options, this unit delivers quick installation and scalable capacity for growing facilities.
Product Information
Extended Description
35MM320R12C Eaton: Eaton 35MM commercial meter stack, Plugin socket, 200A, Cu, Bus:1200A, Lever, 3R, Depends on selected MCB, 5-jaw, Sockets:3, 3-phase in, 1-phase out, A-B, EHD2_, CCV2_X, CCVH2_X, CVS2_XMM, CV2_XMM,CVH2_XMM, Ringless, Socket:225A, 120/240Vac
Product Name
Eaton 35MM commercial meter stack
Catalog Number
35MM320R12C
UPC
786685480985
Product Length/Depth
18.25 in
Product Height
52.63 in
Product Width
8.75 in
Product Weight
147 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
Type
Plug-in socket
Residential and Light Commercial, Metering Products, Volume 1 Tab 4
Eaton Specification Sheet - 35MM320R12C
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Plug-in socket design with 225A sockets and a 5-jaw configuration enables rapid connection and minimizes field wiring complexities. Business Impact: Reduces commissioning time and technician effort, lowering labor costs and project risk. Application: Suitable for commercial metering installations where quick integration with existing MCBs is required. Feature: 200A current rating and 1200A bus rating provide scalable power management while maintaining safety margins. Business Impact: Supports phased buildouts and peak demand management without replacing hardware. Application: Ideal for growing facilities and multi-tenant projects needing reliable metering with room to expand. Feature: 3R enclosure with 3-phase in and 1-phase out delivers robust protection and straightforward wiring paths. Business Impact: Improves reliability and simplifies maintenance rounds, reducing downtime risk. Application: Common in commercial electrical rooms and light industrial environments. Feature: 120/240Vac operation and ringless socket configuration streamline installation and serviceability. Business Impact: Simplifies wiring schemes and reduces fault points during commissioning. Application: Beneficial where standard utility voltages meet metering needs. Feature: UL Listed certification and extensive compatibility with Eaton metering products ensure compliance and procurement efficiency. Business Impact: Accelerates approvals and ensures consistent performance across assemblies. Application: Widely used in controlled electrical distribution environments. Insight: This meter stack integrates well with common MCB selections and Eaton accessory ecosystems, supporting faster project execution and predictable lifecycle maintenance.
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FAQs
Installation in a 3R enclosure is streamlined by the plug-in socket design and 3-phase in with 1-phase out wiring. Ensure the MCB selection aligns with the 200A unit rating and use the 225A sockets where specified. Follow standard Eaton installation guidelines, verify 120/240Vac supply compatibility, and confirm bus connections support the 1200A rating to avoid bottlenecks.
Key specs include a 200A plug-in socket with 225A sockets, Cu conductors, 120/240Vac operation, 3-phase in and 1-phase out, a 1200A bus, and a 147 lb weight. Dimensions are 18.25 in L, 52.63 in H, and 8.75 in W. The unit is UL Listed and prepared for plug-in metering in commercial applications.
Yes, the 35MM320R12C carries UL Listed certification, indicating compliance with recognized safety standards. This makes procurement easier for regulated environments and supports consistent performance with Eaton metering products in commercial facilities requiring reliable metering and safe operation.
The meter stack reduces commissioning time through its plug-in socket design, supports scalable capacity with a 1200A bus, and offers compatibility with common MCBs. These factors translate to lower labor costs, faster project timelines, improved reliability, and easier future expansion for multi-tenant or growing facilities.
You can access the Eaton specification sheet and product catalogs for the 35MM320R12C, plus the Selling Policy warranty guide. Links include the Eaton Specification Sheet, residential and light commercial metering catalogs, and the distributor warranty document to support your procurement and post-sale decisions.