Eaton 37MM240R1240C24 Meter Stack - UL Listed
Part Number: 37MM240R1240C24
Quick Summary
Eaton 37MM240R1240C24 meter stack is a plug-in socket assembly designed for commercial three-phase metering. This solution addresses common pains like installation complexity, space constraints, and panel compatibility during metering upgrades. It carries UL Listed certification to support safety and reliability in demanding electrical environments, with copper bus and 208Y/120V metering configurations enhancing performance. By combining a robust design with flexible exit options and balanced phase capabilities, this meter stack supports faster deployments, easier maintenance, and a lower total cost of ownership for building owners and integrators. This makes it a strong fit for commercial metering projects and light-industrial applications where reliability matters most.
Product Information
Extended Description
37MM240R1240C24 Eaton: Eaton commercial meter stack, 37MM-3-Phase, 400A, Copper Bus, K-frame (1) 250A and (1) 400A breaker installed, 400A socket, 208Y/120V, Ringless, Al 1200A bus, Lever bypass, Seven-jaws, 2 sockets, Factory A-B phase balance
Product Name
Eaton 35MM commercial meter stack
Catalog Number
37MM240R1240C24
UPC
786689213176
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
Residential and Light Commercial, Metering Products, Volume 1 Tab 4
Eaton Specification Sheet - 37MM240R1240C24
Feature: Plug-in socket design with built-in 400 A capacity. Benefits: Speeds installation, reduces field wiring errors, and improves maintenance access, enabling quicker metering updates in busy commercial spaces. Application: Ideal for 3-phase, 208Y/120V or 120/240V metering in office towers, data centers, and retail complexes. Feature: Copper bus with aluminum 1200 A bus configuration. Benefits: Enhances current carrying capacity and thermal performance, supporting reliable operation under peak loads and reduced heat-related losses. Application: Suitable for mid-to-large commercial applications requiring robust metering infrastructure. Feature: Exit options (top, bottom, or back) for main tenant feeders. Benefits: Offers installation flexibility to fit tight electrical rooms or outdoor setups with rainproof hubs when exiting the top, reducing retrofit complexity. Application: Outdoor and indoor metering installations with variable room layouts. Feature: Lever bypass, seven-jaws, and two sockets with factory A-B phase balance. Benefits: Facilitates selective isolation, simplifies maintenance, and ensures proper phase balance for accurate monitoring. Application: Consolidated metering for multi-tenant or industrial facilities needing precise data across phases. Feature: 208Y/120V network metering and 120/240V single-phase compatibility. Benefits: Broad compatibility with common building electrical systems, minimizing additional transformers or adapters. Application: Commercial and light-industrial metering projects leveraging standard voltages and distribution schemes. Feature: UL Listed certification. Benefits: Provides safety assurance and compliance alignment for procurement and regulatory reviews, reducing risk during project approvals. Application: Any commercial meter stack deployment where safety certification is a prerequisite.
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FAQs
Main tenant feeders can exit top, bottom, or back, enabling flexible installation in tight rooms or outdoor setups. For outdoor top exits, you can mount Myer type hubs on a rainproof cap, ensuring weather protection while maintaining accessibility for service or upgrades.
The stack is designed for 3-phase metering with 208Y/120V network metering and supports 120/240V single-phase three-wire systems. It includes a 400 A socket and copper bus with an aluminum bus option rated up to 1200 A, accommodating typical commercial load profiles while maintaining balance across phases.
Yes, with proper weatherproofing and the option to exit the top through rainproof hubs, the unit is suitable for outdoor installations. UL Listed certification further supports outdoor safety and compliance, provided that recommended enclosure and installation practices are followed.
The Eaton meter stack carries UL Listed certification, signifying compliance with recognized safety and performance standards for electrical equipment. This helps streamline procurement, project approvals, and regulatory reviews, reducing risk during installation in commercial facilities.
Expect faster maintenance due to the plug-in socket design, lever bypass, and two sockets that simplify isolation and servicing. The copper bus and robust construction support long-term reliability, reducing downtime and potential energy monitoring inaccuracies, contributing to lower life-cycle costs and improved ROI for large-site metering projects.