Eaton Meter Stack Module Three...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$2,401.66
$2,145.53

Eaton Meter Stack Module Three-Phase Residential 125A 800A Bus 120/208V Outdoor 3-Socket Lever Bypass

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Model: 3MM312RRLV

In Stock (leaves warehouse same day if ordered before 3pm ET)

$2,401.66
$2,145.53
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Eaton Three-Phase Residential Meter Stack Module

Professional Multi-Tenant Electrical Metering Solution

The Eaton Three-Phase Residential Meter Stack Module delivers exceptional electrical power distribution and metering performance for multi-tenant residential applications. This 125A three-phase meter stack with 800A aluminum bus provides reliable electrical distribution designed for professional electricians, electrical contractors, and facility managers, offering the proven reliability and advanced technology that professionals trust from the global leader in intelligent power management.

Professional Features & Benefits

Electrical Performance & Capacity

  • 125A Individual Socket Rating - Provides reliable metering capacity for residential units with professional-grade electrical distribution performance
  • 800A Aluminum Bus System - Heavy-duty aluminum bus construction delivers superior conductivity and thermal management for multi-tenant applications
  • 120/208V Three-Phase Configuration - Optimized voltage rating for residential three-phase power distribution with single-phase output capability
  • 3-Socket Design with Five-Jaw Configuration - Professional metering arrangement accommodates multiple residential units with secure meter connections

Installation & Protection Features

  • Outdoor Enclosure Rating - Weather-resistant construction designed for exterior installations with reliable environmental protection
  • Lever Bypass Operation - Professional bypass mechanism enables safe meter maintenance and replacement without service interruption
  • Ringless Security System - Advanced security features prevent unauthorized access while maintaining professional installation accessibility

Technical Specifications

Individual Socket Rating: 125A, Bus Rating: 800A, Voltage Rating: 120/208V, Phase Configuration: Three-phase in/single-phase out, Number of Sockets: 3, Jaw Configuration: Five-jaw, Bus Material: Aluminum, Enclosure: Outdoor rated, Bypass Type: Lever operation, Security: Ringless design, Dimensions: 44" L x 15" W x 9" H, Weight: 82 lbs, Certifications: UL Listed, Compatible Circuit Breakers: BR2_, BRH2_, BRHH2_, BRHX2_, BRX2_ series

Installation & Usage

  1. Verify proper electrical service capacity and three-phase power availability for 800A bus rating
  2. Mount meter stack module in approved outdoor location following local electrical codes and utility requirements
  3. Connect incoming three-phase 120/208V service to main bus terminals using appropriate torque specifications
  4. Install individual meter sockets ensuring proper jaw alignment and secure connections for each residential unit
  5. Configure lever bypass mechanisms for safe meter maintenance access while maintaining service continuity
  6. Test all connections and verify proper phase rotation before energizing the complete metering system

Professional Applications

Ideal for:

  • Multi-Tenant Residential Buildings - Apartment complexes, condominiums, and residential developments requiring individual unit metering
  • Commercial Mixed-Use Properties - Buildings combining residential and light commercial spaces with separate metering requirements
  • Utility Service Upgrades - Modernization projects requiring professional-grade metering infrastructure with enhanced capacity
  • New Construction Projects - Residential developments and multi-family housing requiring reliable electrical distribution and metering
  • Property Management Applications - Facilities requiring individual tenant billing and electrical usage monitoring capabilities
  • Electrical Service Expansions - Projects adding metering capacity to existing residential electrical systems
  • Code Compliance Upgrades - Installations meeting current electrical codes for multi-tenant residential metering requirements
  • Professional Electrical Contracting - Commercial electrical projects requiring UL-listed metering solutions with proven reliability

Multi-Tenant Metering Advantage

The three-phase input with single-phase output configuration provides optimal flexibility for residential applications, allowing efficient power distribution while maintaining individual unit metering accuracy. The 800A aluminum bus system ensures reliable power delivery with excellent thermal performance, while the lever bypass feature enables professional maintenance without service disruption to other tenants.

Why Choose Eaton Quality?

Eaton's century-plus experience in electrical power management innovation ensures this meter stack module delivers the reliability and performance that electrical professionals demand. With UL listing, proven construction quality, and comprehensive support for residential metering applications, Eaton provides the trusted electrical solutions that electricians, electrical contractors, and facility professionals rely on for critical multi-tenant power distribution projects worldwide.

Manufacturer Resources

Product Specs

Amperage Rating:
125A
Bus Material:
Aluminum
Bus Rating:
800 A
Certifications:
UL Listed
Enclosure:
Outdoor
Interrupt Rating:
Depends on selected main circuit breaker
Number Of Jaws:
Five-jaw
Number Of Sockets:
3
Phase:
Three-phase in, single-phase out
Phase Balance:
A-B
Product Height:
9 in
Product Length Depth:
44 in
Product Type:
Meter Stack
Product Weight:
82 lb
Product Width:
15 in
Secondary Circuit Breaker:
BR2_, BRH2_, BRHH2_BRHX2_, BRX2_
Voltage Rating:
120/208V
Product Subgroup:
Meter Stack
Product Group:
Electrical
Department:
Electrical

Eaton 3MM312RRLV – Frequently Asked Questions

How fast can I get the Eaton 3MM312RRLV delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Eaton 3MM312RRLV come with a warranty?
Absolutely. The Eaton 3MM312RRLV is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Eaton 3MM312RRLV?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
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