Eaton 35MM240R1240C52 35MM commercial meter stack - UL Listed
Part Number: 35MM240R1240C52
Quick Summary
The Eaton 35MM commercial meter stack provides plug-in metering for multi-tenant commercial power distribution. Facility managers often struggle with wiring complexity and metering delays during new builds or renovations. This UL Listed solution is housed in a NEMA 3R enclosure, enabling reliable outdoor or rainproof indoor operation. With dual sockets, a 400A rating, and compatibility with 120/240V and 208Y/120V networks, it supports scalable metering for building automation and energy management. Its compact footprint helps optimize space in tight electrical rooms, while pre-installed components reduce field labor and commissioning time, delivering faster project ROI.
Product Information
Extended Description
35MM240R1240C52 Eaton: Eaton 35MM commercial meter stack, Plug-in socket, 400A, Cu, Bus:1200A, Lever, NEMA 3R, Depends on selected MCB, Five-jaw, Sockets:2, 3-phase in, 1-phase out, A-B, (1) 300A and (1) 250A breaker installed, Ringless, Socket:400A, 120/240Vac
Product Name
Eaton 35MM commercial meter stack
Catalog Number
35MM240R1240C52
UPC
786689166069
Product Length/Depth
66.625 in
Product Height
8.75 in
Product Width
19.375 in
Product Weight
320 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
Number of jaws
Five-jaw
Number of sockets
2
Phase
Three-phase in, single-phase out
Amperage Rating
400A
Residential and Light Commercial, Metering Products, Volume 1 Tab 4
Eaton Specification Sheet - 35MM240R1240C52
Feature: Plug-in socket design with a 400A rating and five-jaw sockets. Business impact: Simplifies installation, reduces field wiring errors, and supports scalable load growth. Application: Ideal for commercial metering in multi-tenant buildings and shared service entrances. Feature: Two sockets with three-phase in and single-phase out, plus flexible exit options (top, bottom, or back). Business impact: Enables adaptable configurations that minimize cabinet footprint and routing complexity. Application: Building distribution systems, tenant metering, and energy monitoring. Feature: UL Listed certification and a NEMA 3R enclosure. Business impact: Ensures regulatory compliance and weather resistance, lowering maintenance costs and downtime. Application: Outdoor installations, campus facilities, and outdoor electrical rooms. Feature: Pre-installed breakers (one 300A and one 250A). Business impact: Reduces field assembly time and commissioning risk. Application: Rapid deployment in new builds or retrofit projects. Feature: 120/240V single-phase and 208Y/120V metering. Business impact: Broad compatibility reduces need for additional equipment and ensures accurate metering across common commercial networks. Application: Commercial power distribution, energy management programs, and building automation systems.
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FAQs
The meter stack uses a plug-in socket with a five-jaw design and supports exit options from the top, bottom, or back. It is UL Listed and housed in a NEMA 3R enclosure, making it suitable for outdoor or rainproof indoor installations while maintaining service accessibility and metering accuracy.
This unit provides three-phase in and single-phase out, with a 400A amperage rating. It features two sockets and is configured for 120/240V single-phase operation along with 208Y/120V network metering, matching common commercial electrical schemas and reducing the need for extra hardware.
Yes. The enclosure is NEMA 3R rated and UL Listed, designed for outdoor or rainproof indoor use. For outdoor applications requiring rain protection, mounting Myer type hubs on a rainproof cap is recommended to maintain enclosure integrity and metering reliability.
This meter stack is UL Listed for safety and compliance. Its NEMA 3R enclosure rating provides weather resistance for exterior or semi-exposed installations, enabling durable performance in varied environments.
With one 300A and one 250A breaker already installed, field wiring and commissioning time are significantly reduced. This streamlined setup translates to faster project turnover, lower labor costs, and quicker realization of energy management and metering ROI in new builds or retrofit projects.