Eaton 35MM240R1240C22 Commercial Meter Stack - UL Listed
Part Number: 35MM240R1240C22
Quick Summary
Eaton 35MM240R1240C22 commercial meter stack is a plug-in meter assembly for multi‑phase power distribution. Specification and layout support faster installation while reducing field service time. UL Listed certification ensures electrical safety, and the enclosure carries a NEMA 3R rating for reliable outdoor performance. This solution integrates with standard 35mm bus systems and metering hardware to deliver compliant, scalable metering for commercial and light industrial applications, providing a clear path to lower total cost of ownership and improved site reliability.
Product Information
Extended Description
35MM240R1240C22 Eaton: Eaton 35MM commercial meter stack, Plugin socket, 400A, Cu, Bus:1200A, Lever bypass, NEMA 3R, Depends on selected MCB, 5-jaw, Sockets:2, Three-phase in, single-phase out, A-B, (2) 250A breakers installed, Ringless, Socket:400A, 120/240 Vac
Product Name
Eaton 35MM commercial meter stack
Catalog Number
35MM240R1240C22
UPC
786689166137
Product Length/Depth
66.625 in
Product Height
8.75 in
Product Width
19.375 in
Product Weight
320 lb
Certifications
UL Listed
Catalog Notes
Main tenant feeders can exit top, bottom, or back, If being used in outdoor application and exiting the top, mount Myer type hubs on rainproof cap. 120/240V, single-phase, three-wire systems and 208Y/120V network metering
Type
Plug-in socket
Number of jaws
Five-jaw
Number of sockets
2
Phase
Three-phase in, single-phase out
Amperage Rating
400A
Residential and Light Commercial, Metering Products, Volume 1 Tab 4
Eaton Specification Sheet - 35MM240R1240C22
Feature → Business Impact → Application: The plug-in socket design reduces installation time by allowing quick assembly and disassembly, accelerating project timelines in commercial metering projects. Outcome: faster commissioning and less on-site labor. Application: new build or retrofit meter stacks in office campuses or retail developments. Feature → Business Impact → Application: Five-jaw, two-socket configuration supports three-phase in, single-phase out, with a 400A rating, enabling precise load segmentation and utility metering accuracy. Outcome: improved protection coordination and billing accuracy. Application: data centers and industrial facilities requiring robust metering with selective phase routing. Feature → Business Impact → Application: 66.625 in length, 19.375 in width, and 8.75 in height with a 320 lb weight provide a rugged, space-conscious footprint for rooftop or utility room installations. Outcome: stable mounting and long-term serviceability. Application: outdoor or semi-outdoor installations where NEMA 3R enclosure rating is advantageous. Feature → Business Impact → Application: Exits for main tenant feeders can be top, bottom, or back, plus ringless socket design for streamlined wiring. Outcome: enhanced field adaptability and cleaner cable management. Application: retrofit or new builds with varied mechanical layouts. Feature → Business Impact → Application: Compatible with 120/240 VAC single-phase and 208Y/120V networks, ensuring broader regional applicability. Outcome: reduces need for multiple meter stacks across projects. Application: multi-site rollouts and standardized metering practices across facilities.
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FAQs
This meter stack supports three-phase in, single-phase out configurations and accommodates routing for top, bottom, or back exits of main tenant feeders, enabling flexible integration with existing electrical rooms or outdoor enclosures.
Key specs include a 400A amperage rating, two sockets, five-jaw design, plug-in socket type, and compatibility with 120/240V single‑phase and 208Y/120V networks, with overall dimensions of 66.625 in length, 19.375 in width, and 8.75 in height.
Yes. The meter stack is UL Listed for electrical safety and features a NEMA 3R-rated enclosure, making it suitable for outdoor or semi-outdoor environments when installed with appropriate weatherproofing accessories.
Ideal for commercial and light-industrial metering, data centers, and retail facilities that require reliable three-phase in, single-phase out metering, robust enclosure protection, and straightforward installation with plug-in sockets.
Eaton provides a specification sheet and a residential/light commercial metering catalog. Use the Eaton Specification Sheet for 35MM240R1240C22 and the Residential and Light Commercial Metering Products catalog volume for comprehensive installation guidance.