Eaton 3MM512RC2AB Residential Meter Stack - UL Listed
Part Number: 3MM512RC2AB
Quick Summary
Eaton 3MM512RC2AB is a residential meter stack for multi-meter installations in outdoor settings. Engineered to relieve space constraints and wiring complexity, it streamlines metering in compact enclosures. UL Listed safety certification reinforces compliance while installation is supported by a five-jaw design and 125A service. This solution helps utilities and builders achieve faster deployments, reduced risk, and predictable project costs. With outdoor-rated construction and compatibility with 120/208 VAC systems, it accommodates both residential and light commercial metering. The unit measures 12.26 inches deep, 57.5 inches tall, and 7.01 inches wide, supports five sockets, and includes a fifth jaw for flexible configurations. Warranty terms provide one year from installation or eighteen months from shipment, aiding long-term budgeting and service continuity.
Product Information
Extended Description
3MM512RC2AB 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-B, BR2_, BRH2_, BRHH2_, BRX2, Ring, Socket:125A, 120/208 Vac
Product Name
Eaton 3MM residential meter stack
Catalog Number
3MM512RC2AB
UPC
782116940097
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
Feature → Business Impact → Application: The multi-meter capability in the Eaton 3MM512RC2AB enables several metering circuits to be housed in a single outdoor enclosure, reducing cabinet footprint and simplifying field wiring. This translates to space savings and faster, less error-prone installations in tight utility spaces or residential complexes where multi-tenant metering is required. Application: ideal for outdoor residential or small commercial metering projects that demand compact, scalable solutions. Feature → Business Impact → Application: A 125A service rating with a copper bus rated at 800A provides robust power handling and future flexibility for growing load, which reduces the need for early, costly upgrades. Application: appropriate for residential buildings and light commercial installations with varying demand. Feature → Business Impact → Application: Five-jaw configuration and five sockets, with a fifth jaw included, ensures secure conductor routing and reliable connections, lowering fault risk and maintenance costs. Application: supports secure, long-term multi-meter layouts in outdoor enclosures. Feature → Business Impact → Application: Three-phase in, single-phase out capability with 120/208 VAC operation enables mixed-phase distribution in a compact unit, simplifying panel design and inventory. Application: suitable for mixed residential-flex and light commercial feeders. Feature → Business Impact → Application: Outdoor-ready construction and UL Listed certification provide compliance and durability, reducing regulatory risk and warranty-related downtime. Application: aligns with safety standards for outdoor metering and reduces total cost of ownership. Feature → Business Impact → Application: Measured footprint and weight (12.26 in depth, 57.5 in height, 7.01 in width; 76 lb) support precise planning and installation within standard outdoor meter enclosures. Application: helps contractors plan mounting footprints and ensure fit in constrained spaces. Feature → Business Impact → Application: Comprehensive warranty terms (one year from installation or 18 months from shipment) support budgeting, service continuity, and long-term maintenance planning. Application: provides predictable support timelines for utilities and building operators.
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FAQs
Installation for the 3MM512RC2AB centers on outdoor multi-meter deployments. With five sockets and a five-jaw design, plan for a 125A service and 120/208 VAC operation. The fifth jaw is included at the 9 o'clock position for flexible conductor routing. Verify UL Listed compliance and secure mounting in an outdoor enclosure to simplify wiring and reduce field labor.
Key specs include a 125A service rating, copper bus rated at 800A, five sockets, five-jaw configuration, three-phase in and single-phase out, and operation at 120/208 VAC. This combination supports multi-metering in outdoor residential or light commercial settings while maintaining safety and compatibility with standard distribution practices.
Yes. The unit is designed for outdoor residential metering with multi-meter capability and supports up to 125A service. Its compact footprint and outdoor-rated construction also make it suitable for light commercial metering applications where space is at a premium and reliable multi-point metering is required.
The 3MM512RC2AB is UL Listed, ensuring adherence to recognized safety standards for electrical equipment used in metering applications. This certification supports regulatory compliance and reduces risk in both new installations and retrofit projects. Warranty terms include one year from installation or eighteen months from shipment, whichever occurs first.
UL Listed certification reduces regulatory risk, while the outdoor-rated design minimizes weather-related maintenance. The unit’s multi-meter capability, compact footprint, and simplified wiring can shorten installation times, lowering labor costs and accelerating project timelines, delivering a favorable return on investment for utilities and builders.