Eaton 37SS120RC Commercial Meter Stack - UL Listed
Part Number: 37SS120RC
Quick Summary
The Eaton commercial meter stack provides a robust three‑phase metering solution for commercial, industrial, and multifamily facilities. Engineers often contend with installation delays, incompatible switchgear, and insufficient utility approvals that throttle project timelines. UL Listed, EUSERC Approved, and backed by state utility approvals, the model 37SS120RC delivers reliable metering with balanced phase performance. Its 208Y/120V output, 225A socket, and copper 1200A bus enable scalable service in modern buildings while maintaining test bypass for maintenance without full shutdown. The design also aligns with Eaton metering product families for easy procurement, faster installation, and ongoing compliance across residential, commercial, and light industrial applications.
Product Information
Extended Description
37SS120RC Eaton: Eaton 37SS-Three-Phase Commercial Meter Stack Modules, EHD3_, CCV3_X, CCVH3_X, CVS3_X, CV3_X, CVH3_X secondary breaker, 225A socket, 208Y/120V, Ring, Copper 1200A bus, Test bypass, Seven-jaws, 1 socket, Factory A-B phase balance
Product Name
Eaton commercial meter stack
Catalog Number
37SS120RC
UPC
786685481203
Product Length/Depth
30 in
Product Height
10 in
Product Width
14 in
Product Weight
58 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.
Compliances
EUSERC Approved
Certifications
UL Listed
Utility approvals
ID : Idaho Power OR : Idaho Power WA : Seattle City Light AK : Anchorage Municipal Light & Power NV : NV Energy AZ : Tucson Electric Power/ UniSource AZ : Sulphur Springs Valley Electric Coop WA : Puget Sound Energy WA : Tacoma Public Utilities
Residential and Light Commercial, Metering Products, Volume 1 Tab 4
Eaton Specification Sheet - 37SS120RC
Feature → Business Impact → Application: Three‑phase metering with 208Y/120V output and a 225A socket delivers balanced voltage and current to critical equipment, reducing voltage drop and improving power quality. This enables more accurate billing and safer, more reliable operation in commercial facilities that run mixed loads. Application: large office complexes, data centers, and mixed-use developments seeking dependable three‑phase metering. Feature → Business Impact → Application: Copper 1200A bus and seven‑jaw design provide high-current handling and simplified fault isolation, lowering downtime during maintenance and simplifying fault diagnosis. This translates to reduced service interruptions and faster restoration in industrial environments. Application: industrial plants and processing lines with heavy startup surges. Feature → Business Impact → Application: Secondary breaker options CCV3_X, CVS3_X, CV3_X, CVH3_X give scalable protection and flexible configuration, helping integrators tailor metering to evolving load profiles without replacing major equipment. Application: multi‑tenant facilities and campuses requiring adaptable protection. Feature → Business Impact → Application: Utility approvals and UL Listed/EUSERC compliance streamline procurement and regulatory acceptance, decreasing project risk and accelerating commissioning. Application: new builds and retrofits across ID, WA, NV, AZ utility territories. Feature → Business Impact → Application: Managed dimensions and weight support efficient on-site handling and compatible installation with standard Eaton metering headers, reducing installation time and expensive rework. Application: space-constrained rooftops and utility rooms in commercial buildings.
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FAQs
Yes. The 37SS120RC is designed for seamless integration with Eaton metering product families and supports standard secondary breaker configurations (CCV3_X, CVS3_X, CV3_X, CVH3_X). Its 30 in length, 14 in width, and 10 in height footprint fits typical meter stack enclosures, while the 58 lb weight emphasizes careful site handling and secure mounting. This ensures a smooth retrofit or new installation with minimal field customization.
Key specs include a 208Y/120V three‑phase supply, a 225A socket, and a copper 1200A bus. The unit features a test bypass and seven-jaws for convenient maintenance without full system shutdown, improving availability. These attributes support reliable metering accuracy and rapid fault isolation in demanding commercial environments.
Absolutely. The 37SS120RC is engineered for multi‑tenant and commercial applications, delivering phase-balanced metering and scalable protection options. Its utility approvals and UL/EUSERC certifications simplify approvals across a range of utility territories, accelerating procurement and code compliance for office buildings, retail centers, and mixed-use campuses.
The meter stack is UL Listed and EUSERC Approved, with recognized utility approvals across Idaho Power, Puget Sound Energy, Seattle City Light, NV Energy, Tucson Electric Power, and others. These certifications reduce procurement risk, support code compliance, and speed up commissioning for regulated markets.
The design includes a test bypass for maintenance without full system downtime and a modular approach with selectable secondary breakers, enabling easier upgrades as load profiles change. The combination of robust construction, regulatory approvals, and a manageable footprint supports lower total cost of ownership and improved uptime for facility operators.