Eaton 3MM412R2RLACBCC Residential Meter Stack - UL Listed
Part Number: 3MM412R2RLACBCC
Quick Summary
The Eaton 3MM412R2RLACBCC residential meter stack is a centralized solution for multi-tenant and commercial metering applications, delivering multiple metering points in a single outdoor enclosure. Engineers often struggle with space constraints, wiring complexity, and long installation times when expanding metering capacity; this unit addresses those pain points with a modular, clearly labeled design. UL Listed safety certification underpins its reliability in harsh outdoor environments, while the Cu bus supports an 800A system with a 125A service, ensuring robust electrical performance. Designed for ease of installation and ongoing maintenance, it also integrates smoothly with Eaton’s 3MM family for scalable energy management and simplified procurement.
Product Information
Extended Description
3MM412R2RLACBCC Eaton: Eaton 3MM residential meter stack, Multiple metering, 125A, Cu, Bus:800A, No bypass, Outdoor, Depends on selected MCB, 5-jaw, Sockets:4, Three-phase in, single-phase out, A-C/B-C, BR2_, BRH2_, BRHH2_, BRX2, Ringless, Socket:125A, 120/208Vac
Product Name
Eaton 3MM residential meter stack
Catalog Number
3MM412R2RLACBCC
UPC
786685513348
Product Length/Depth
12.26 in
Product Height
48.5 in
Product Width
7.01 in
Product Weight
106 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 3MM412R2RLACBCC provides multiple metering points in a single outdoor stack, enabling scalable billing for multi-tenant buildings, which reduces the need for separate meters and streamlines invoicing. This translates to lower labor costs and faster tenant onboarding. Application: multi-tenant residential complexes and commercial properties seeking centralized metering and simplified utility management. Feature → Business Impact → Application: 125A service with Cu bus rated at 800A supports robust load handling and future expansion, improving reliability and planning flexibility for property managers. Application: sites with evolving energy demands and future retrofits. Feature → Business Impact → Application: Five-jaw configuration with four sockets and a fifth jaw at 9 o’clock, plus a configurable three-phase in, single-phase out arrangement, reduces wiring complexity and speeds up installation. Application: standard and mixed-phase service installations. Feature → Business Impact → Application: Outdoor-rated enclosure with UL Listed certification provides weather resistance and regulatory compliance, decreasing risk of corrosion and non-compliance. Application: outdoor power distribution for campuses and utility-grade metering. Feature → Business Impact → Application: Catalog notes indicating the fifth jaw inclusion at 9 o’clock position improves wiring layout feasibility and reduces field modification needs. Application: faster field setup and easier troubleshooting. Feature → Business Impact → Application: 106 lb weight and precise dimensions (12.26 in L, 48.5 in H, 7.01 in W) ensure durable installation in utility spaces while fitting standard mounting footprints. Application: retrofit projects and new builds requiring predictable enclosure fit.
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FAQs
The 3MM412R2RLACBCC is designed for a 125A service input with a Cu bus rated at 800A, supporting reliable distribution to adjacent meters. It features four sockets and a fifth jaw at the 9 o'clock position to simplify wiring layouts, enabling a clean, code-compliant installation for most residential or light commercial feeders.
Outdoor installations require proper weatherproof mounting, secure enclosure anchoring, and correct clearance for service access. The 3MM412R2RLACBCC includes a fifth jaw position and a 125A service configuration, which supports outdoor deployment with straightforward wiring through the 4 sockets and three-phase in, single-phase out capability. Ensure UL Listed compliance and local code adherence during setup.
This meter stack excels in multi-tenant buildings, mixed-use developments, and small to mid-size commercial facilities needing centralized metering. Its modular design, outdoor suitability, and UL safety certification make it ideal for scalable energy management, tenant billing, and simplified maintenance across evolving electrical loads.
The unit is UL Listed, signaling adherence to rigorous safety and reliability standards for electrical equipment. UL Listing matters for confidence in field performance, regulatory compliance, and streamlined procurement with electrical inspectors and specifiers who require verified safety certifications for outdoor metering equipment.
Eaton offers a warranty per policy 25-000: one year from installation or eighteen months from shipment, whichever occurs first. This coverage supports defect resolution and parts availability, providing procurement teams with a clear risk mitigation path and predictable lifecycle planning for property upgrades.