Eaton U227 MTBL Meter Breakers - UL Listed, 10 kAIC
Part Number: U227 MTBL
Quick Summary
Eaton U227 MTBL meter breakers protect and meter electrical service in 3Ø/4W installations for commercial and light-industrial facilities. This unit addresses common meter-room challenges such as mounting flexibility, reliability, and commissioning speed by delivering a rugged, test-ready solution. It carries UL listing and EUSERC approval, ensuring regulatory compliance and streamlined inspections, while compatibility with Eaton’s B-Line series minimizes procurement complexity. The galvanized steel enclosure with ANSI 61 gray paint and a surface-mount footprint supports durable, low-maintenance installation, and the 200 A rating paired with a 10 kAIC interrupt rating meets demanding service protection needs. Overall, U227 MTBL reduces downtime and positions facilities for scalable metering deployments.
Product Information
Extended Description
U227 MTBL Eaton: Eaton B-Line series meter breakers, 200 A, Test block, #6-250 MCM, 7 jaws,1 Position, Ring, 3R,10 kAIC, Galvanized steel, Surface mount, Number of wires 3Ø/4W
Product Name
Eaton B-Line series meter breakers
Catalog Number
U227 MTBL
UPC
782051701463
Product Length/Depth
6 in
Product Height
32 in
Product Width
27 in
Product Weight
80 lb
Compliances
EUSERC Approved
Certifications
UL
Amperage rating
200 A
Interrupt rating
10 kAIC
Material
Galvanized steel
Finish
Mill-galvanized ANSI 61 gray paint
continuous rating meter socket jaws
continuous rating meter socket jaws
Eaton Specification Sheet - U227 MTBL
Feature → Business Impact → Application: Amperage rating and interrupt rating establish strong fault protection, reducing unscheduled downtime and equipment wear; this supports safer feeder protection and faster service restoration in commercial and light-industrial metering applications. Feature → Business Impact → Application: 3R enclosure with surface-mount capability provides flexible installation in tight meter rooms and outdoors where weather exposure is a consideration, increasing installation speed and reducing site labor costs for metering upgrades. Feature → Business Impact → Application: Connector range up to #6-250 MCM with seven jaws and a built-in test block enables versatile conductor routing and quick commissioning, lowering project risk for complex 3Ø/4W configurations. Feature → Business Impact → Application: Ring, 1-position design and compatibility with Eaton’s B-Line series simplify part matching and stocking, decreasing procurement lead times and warranty questions on large-scale meter installations. Feature → Business Impact → Application: Galvanized steel construction with ANSI 61 gray paint delivers corrosion resistance and long service life in demanding environments, supporting lower maintenance intervals and total cost of ownership for metering assets.
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FAQs
U227 MTBL is designed for 3Ø/4W service metering and fits Eaton B-Line series meter socket configurations. It accepts conductors from #6 to 250 MCM, uses seven jaws, includes a test block, and is configured as a one-position ring-type meter breaker in a 3R enclosure, ensuring compatibility with standard meter enclosures and simplifying field wiring.
The unit is rated for 200 A with a 10 kAIC interrupt rating, UL listed, and EUSERC approved. It is a surface-mount meter breaker built for 3Ø/4W metering, featuring seven jaws and compatibility with conductors up to #6-250 MCM, designed to protect feeders while enabling reliable metering.
Typical installations are in commercial and light-industrial meter rooms and service panels. The 3R enclosure, surface-mount design, and galvanized steel housing are optimized for durable performance in both indoor and outdoor-like settings, with a footprint that supports efficient space planning.
U227 MTBL is UL-listed and EUSERC approved, which ensures regulatory compliance and easier inspections for metering installations. The unit’s 3R enclosure and compatibility with B-Line series components also help streamline procurement, reduce part proliferation, and support consistent storm-resilient metering deployments.
The unit includes a test block for straightforward commissioning, corrosion-resistant galvanized steel construction, and a durable finish, all of which contribute to longer service life and lower maintenance costs. Its compatibility with standard conductors and ring design minimize spare parts and simplify upgrades, delivering faster project completion and better total cost of ownership.