Eaton 217 MTB MS43 Meter Breakers - 10 kAIC
Part Number: 217 MTB MS43
Quick Summary
Eaton 217 MTB MS43 meter breakers deliver reliable overcurrent protection for commercial and industrial panel boards. Facilities teams often wrestle with limited space in meter-socket assemblies and the need for fast, safe testing and service. UL-listed, EUSERC Approved, and rated for 10 kAIC interrupt protection. As part of the Eaton B-Line series, they simplify meter mounting and streamline installation, helping engineers meet code while reducing field rework. These breakers are designed for 100 A circuits with 3Ø/4W configurations and include a test block for quick diagnostics. By leveraging galvanized steel construction and a durable ANSI 61 gray finish, they withstand harsh plant environments, keeping service life high and maintenance costs predictable.
Product Information
Extended Description
217 MTB MS43 Eaton: Eaton B-Line series meter breakers, 100A, Test block, #14-2/0, MCB, 7 jaws, 1 Position, Ring, 3R, Z3614, 10 kAIC, Galvanized steel material, Surface mount, 3Ø/4W
Product Name
Eaton B-Line series meter breakers
Catalog Number
217 MTB MS43
UPC
782051480351
Product Length/Depth
4.63 in
Product Height
38 in
Product Width
12 in
Product Weight
38 lb
Compliances
EUSERC Approved
Certifications
UL
Amperage rating
100 A
Interrupt rating
10 kAIC
Material
Galvanized steel
Finish
ANSI 61 gray paint Mill-galvanized
100 A amperage rating with a 10 kAIC interrupt rating provides robust protection for medium-duty feeders, reducing fault impact and downtime in commercial and light industrial applications. This translates to safer service entrances and fewer emergency interventions in metering configurations that must stay online. The 217 MTB MS43 is built for 3Ø/4W systems and accepts conductor ranges up to #14-2/0, enabling flexible field wiring and rapid commissioning when schedules are tight. Galvanized steel housing with ANSI 61 gray finish delivers corrosion resistance in challenging environments, extending equipment life and lowering replacement costs in harsh facilities or outdoor installations. The included test block supports fast diagnostics and troubleshooting, while the surface-mount design simplifies installation in crowded panels and utility enclosures. UL listing and EUSERC approval provide regulatory peace of mind and consistent code compliance for utility metering projects. As a member of the Eaton B-Line family, this unit offers proven compatibility with meter mounting hardware and 3R enclosures, reducing integration risk and training time for maintenance staff. Overall, the combination of rugged construction, precise ratings, and thoughtful features translates into measurable efficiency gains, lower total cost of ownership, and a smoother path through compliance audits.
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FAQs
The 217 MTB MS43 is designed for surface-mount installation in 3Ø/4W meter-socket configurations. Plan for a shared enclosure with adequate clearance around the 12 in width and 38 in height footprint. It supports conductor ranges up to #14-2/0 and includes a test block to facilitate commissioning and testing without removing the device. Ensure UL-listed panel boards or B-Line meter mounting equipment compatibility prior to final mounting.
The unit is rated for 100 A with a 10 kAIC interrupt rating, suitable for medium-duty service entrances. It features 3Ø/4W configuration, a 4.63 in depth, 12 in width, and 38 in height footprint, and weighs about 38 lb. It is UL-listed and EUSERC approved, aligning with standard utility and contractor requirements for meter mounting.
Yes. The 217 MTB MS43 is part of Eaton’s B-Line series, specifically designed to integrate with meter mounting hardware and group metering solutions. Its surface-mount form factor and test block support streamlined installation in B-Line enclosures, reducing field modifications and ensuring consistent mounting geometry across installations.
The 217 MTB MS43 carries UL certification and is EUSERC approved, confirming compliance with major electrical safety and utility-endorsed standards. Its 3R enclosure compatibility and ANSI 61 gray finish further support durability and corrosion resistance in both indoor and outdoor metering environments.
Maintenance benefits come from its durable galvanized steel housing, test block for quick diagnostics, and straightforward installation that reduces commissioning time. The 10 kAIC interrupt rating improves fault handling, potentially lowering downtime costs. Overall, longer service life, fewer rework iterations, and improved regulatory compliance contribute to a favorable total cost of ownership.