Eaton 3MM512RC2AC Residential Meter Stack - UL Listed
Part Number: 3MM512RC2AC
Quick Summary
Eaton 3MM512RC2AC residential meter stack provides multi-metering for safe, scalable power distribution in homes and small commercial settings. Installing multiple meters can complicate wiring, labeling, and service coordination. UL Listed certification ensures safety compliance, and the outdoor-ready design with a five-jaw configuration supports durable, scalable metering in harsh environments. This solution aligns with robust power management and distribution goals, offering reliable multi-metering for building owners, utilities, and contractors while enabling streamlined installation and accurate load billing.
Product Information
Extended Description
3MM512RC2AC Eaton: Eaton 3MM residential meter stack, Multiple metering, 125A, Copper, Bus:800A, No bypass, Outdoor, Depends on selected MCB, Five-jaw, Sockets:5, Three-phase in, single-phase out, A-C, BR2_, BRH2_, BRHH2_, BRX2, Ring, Socket:125A, 120/208 Vac
Product Name
Eaton 3MM residential meter stack
Catalog Number
3MM512RC2AC
UPC
782116940103
Product Length/Depth
12.26 in
Product Height
57.5 in
Product Width
7.01 in
Product Weight
76 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
Catalog Notes
Fifth jaw included at 9oclock position
Type
Multiple metering
Residential and Light Commercial, Metering Products, Volume 1 Tab 4
Eaton Specification Sheet - 3MM512RC2AC
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Multi-metering capability enables centralized metering for multi-tenant properties. Business Impact: Reduces panel count and wiring complexity, speeding installation and lowering labor costs. Application: Ideal for multi-tenant residential and light commercial metering projects. Feature: 125A main service with 800A bus rating and copper bus. Business Impact: Supports higher load capacity and future upgrades without panel replacement. Application: Suitable for evolving residential buildings and small commercial spaces seeking scalable metering. Feature: Outdoor, weather-resistant enclosure with UL Listed safety. Business Impact: Improves durability in exterior installations and code compliance. Application: Exterior meter stacks for building entrances, shared service entries, and outdoor corridors. Feature: Five-jaw socket design with five sockets and fifth jaw included at 9 o’clock position. Business Impact: Ensures secure, flexible connections and easy field maintenance. Application: Compatible with Eaton protective devices and field replacements. Feature: Three-phase in, single-phase out with 120/208 Vac capability. Business Impact: Broad compatibility with common service configurations and streamlined integration. Application: Residential, multi-family, and light commercial electrical systems requiring mixed-phase metering. Feature: Compatibility with selected MCBs and configurable metering options. Business Impact: Installation flexibility reduces customization time and improves commissioning accuracy. Application: Projects requiring tailored protection and metering strategies.
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FAQs
The 3MM512RC2AC is designed around a 125A main service with an 800A bus rating and copper bus, and it is specified for outdoor use. This makes it well-suited for exterior meter enclosures in multi-tenant buildings, while maintaining reliable metering for both single-phase and three-phase configurations.
Key specs include 125A main rating, 800A bus rating, five sockets with a fifth jaw at 9 o'clock, 120/208V operation, and three-phase in with single-phase out. The unit uses a copper bus and is UL Listed, ensuring safety and compliance for residential and light commercial metering.
Yes. The design supports multiple metering, with a five-jaw configuration and five sockets, enabling centralized metering for multi-tenant properties. Its outdoor rating and compatibility with Eaton MCBs help streamline installation and future scalability, reducing wiring complexity and upgrade costs.
The product is UL Listed, confirming safety and compliance with electrical standards. Warranty coverage follows Eaton Selling Policy 25-000, offering one year from installation or eighteen months from shipment, whichever occurs first, protecting against manufacturing defects.
By consolidating metering, offering outdoor-ready durability, and supporting a range of MCBs, the unit reduces panel count, wiring complexity, and field assembly time. This leads to faster commissioning, lower labor costs, and easier load management for building owners and facilities teams.