Eaton Meter Stack Residential ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$2,083.11
$1,897.96

Eaton Meter Stack Residential Lever Bypass 125A 120/208V Three-Phase In Single-Phase Out 2-Socket 5-Jaw Outdoor

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Model: 3MM212RRLV

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

$2,083.11
$1,897.96
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Eaton Residential Lever Bypass Meter Stack

Professional Group Metering Solution for Multi-Unit Applications

The Eaton Residential Lever Bypass Meter Stack delivers exceptional electrical power distribution and metering performance for multi-unit residential and commercial applications. This 125A three-phase in, single-phase out meter stack with 800A aluminum bus provides reliable group metering 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

Advanced Metering Performance

  • 125A Socket Rating with 800A Bus Capacity - Provides robust power distribution with aluminum bus construction for reliable electrical performance and efficient current handling
  • Three-Phase In, Single-Phase Out Configuration - Enables flexible power distribution from three-phase service to individual single-phase units for optimal electrical system design
  • 2-Socket 5-Jaw Design - Accommodates multiple metering points with professional five-jaw socket configuration for secure meter installation and reliable electrical connections
  • 120/208V Voltage Rating - Designed for standard commercial and residential voltage systems with precise voltage distribution capabilities

Professional Installation & Protection

  • Lever Bypass Operation - Features professional lever bypass mechanism for safe meter maintenance and replacement without service interruption
  • Outdoor Enclosure Rating - Weather-resistant outdoor enclosure provides reliable protection against environmental conditions for long-term performance
  • Ringless Security Design - Advanced security features prevent unauthorized access while maintaining professional appearance and functionality

Technical Specifications

Socket Amperage Rating: 125A, Voltage Rating: 120/208V, Phase Configuration: Three-phase in, single-phase out, Number of Sockets: 2, Jaw Configuration: Five-jaw, Bus Material: Aluminum, Bus Rating: 800A, Enclosure: Outdoor rated, Bypass Type: Lever bypass, Security: Ringless security, Dimensions: 44" L x 15" W x 9" H, Weight: 78 lb, Certifications: UL Listed, Compatible Circuit Breakers: BR2_, BRH2_, BRHH2_BRHX2_, BRX2_ series

Installation & Usage

  1. Verify proper three-phase service voltage and confirm 120/208V system compatibility before installation
  2. Mount meter stack securely using appropriate outdoor-rated mounting hardware and ensure proper grounding connections
  3. Connect three-phase incoming service to main bus terminals following NEC requirements and local electrical codes
  4. Install appropriate circuit breakers in designated positions and verify proper phase connections for balanced loading
  5. Connect individual unit feeders to designated terminals ensuring proper single-phase distribution to each metered unit
  6. Test lever bypass operation and verify proper meter socket connections before energizing the system

Professional Applications

Ideal for:

  • Multi-Unit Residential Buildings - Apartment complexes, condominiums, and townhouse developments requiring individual metering for each unit
  • Commercial Strip Centers - Retail and office spaces needing separate utility metering for tenant billing and energy management
  • Mixed-Use Developments - Combined residential and commercial properties requiring flexible metering solutions for different occupancy types
  • Mobile Home Parks - Manufactured housing communities needing centralized metering with individual unit distribution
  • Small Commercial Buildings - Office buildings and retail centers requiring group metering with individual tenant sub-metering capabilities
  • Educational Facilities - Schools and training centers needing separate metering for different building sections or departments
  • Healthcare Facilities - Medical offices and clinics requiring individual metering for different practice areas or tenant spaces
  • Industrial Complexes - Manufacturing facilities needing separate metering for different production areas or tenant spaces

Lever Bypass Technology Advantage

The professional lever bypass mechanism enables safe meter maintenance and replacement without interrupting electrical service to other units. This advanced design allows utility personnel and qualified electricians to perform meter changes while maintaining continuous power to unaffected circuits, reducing downtime and improving system reliability for multi-unit applications.

Why Choose Eaton Quality?

With over a century of electrical power management innovation, Eaton delivers unmatched reliability and performance in professional metering solutions. Our UL Listed meter stacks meet the highest safety standards and are trusted by electricians, electrical contractors, and utility professionals worldwide for their superior construction, dependable operation, and comprehensive support for complex electrical distribution requirements.

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:
2
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:
78 lb
Product Width:
15 in
Secondary Circuit Breaker:
BR2_, BRH2_, BRHH2_BRHX2_, BRX2_
Voltage Rating:
120/208V
Product Subgroup:
Meter Stack
Product Group:
Electrical