Eaton 3MM412RC Residential Meter Stack - UL Listed
Part Number: 3MM412RC
Quick Summary
Eaton 3MM412RC Residential meter stack enables multi-metering for residential service panels. Installers often grapple with limited space, outdoor exposure, and accurate phase management; this meter stack consolidates meters into a single, outdoor-rated enclosure. UL Listed safety certification ensures compliance in demanding environments. By centralizing meters, electrical teams reduce space needs and procurement complexity while accelerating commissioning. The solution aligns with power management & distribution strategies and supports scalable metering for residential and light commercial projects.
Product Information
Extended Description
3MM412RC Eaton: Eaton 3MM residential meter stack, Multiple metering, Bus:800A, 125A, Copper, No bypass, Outdoor, Depends on selected MCB, Five-jaw, Sockets:4, Three-phase in, single-phase out, A-B, BR2_, BRH2_, BRHH2_, BRX2, Ring, Socket:125A, 120/208 Vac
Product Name
Eaton 3MM residential meter stack
Catalog Number
3MM412RC
UPC
782114990780
Product Length/Depth
12.26 in
Product Height
48.5 in
Product Width
7.01 in
Product Weight
63 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
Multiple metering
Residential and Light Commercial, Metering Products, Volume 1 Tab 4
Eaton Specification Sheet - 3MM412RC
Feature: Multi-metering in a single outdoor enclosure. Business Impact: Reduces panel footprint, simplifies wiring, and enables centralized monitoring of multiple service feeds. Application: Ideal for residential and small commercial installations requiring parallel metering. Feature: Copper bus and five-jaw, four-socket design. Business Impact: Improves mechanical reliability and reduces contact resistance, supporting longer life and easier maintenance. Application: Critical for durable, high-current metering in outdoor environments. Feature: Three-phase in, single-phase out configuration. Business Impact: Enables flexible metering setups for multi-tenant or mixed-load facilities, improving accuracy and billability. Application: Suitable for 120/208 V systems in multifamily or light commercial spaces. Feature: Outdoor-rated enclosure with UL Listed certification. Business Impact: Ensures safety compliance and weather resilience, reducing field failures and service interruptions. Application: Optimized for external installations and harsh environments. Feature: Compatibility with Eaton metering accessories and Volume 1 metering catalog references. Business Impact: Streamlines procurement and installation with proven integration, lowering total cost of ownership. Application: Simplifies expansion and retrofit projects in residential and light commercial sectors.
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FAQs
The 3MM412RC is designed for outdoor residential service panels and light commercial metering. It supports multiple meters in a single enclosure with three-phase in, single-phase out capability and 120/208 Vac operation, making it ideal for multi-tenant or single-family plus accessory dwelling unit applications.
Key specs include multiple metering in one outdoor enclosure, a copper bus, five-jaw connectors, four sockets, an 800A bus rating, 125A sockets, no bypass, 120/208 Vac, and UL Listed certification. The unit measures 12.26 in depth by 48.5 in height by 7.01 in width and weighs about 63 lb.
Yes. It is part of Eaton’s Residential and Light Commercial Metering Products family and aligns with the Volume 1 Tab 4 catalog references. Compatibility extends to standard Eaton metering components and typical field configurations used in residential and light commercial installations.
The product is covered by Eaton’s warranty policy 25-000, which provides one year from installation or eighteen months from shipment, whichever occurs first.
Plan for outdoor mounting with UL Listed compliance in mind. The unit supports outdoor-rated metering with 800A bus and 125A sockets, requires proper enclosure mounting, and is designed for reliable operation in external environments while enabling straightforward expansion with Eaton metering accessories.