Eaton Crouse-Hinds 2721A Toggle Switch - Ordinary Location
Part Number: 2721A
Quick Summary
The Eaton Crouse-Hinds 2721A toggle switch provides 15A control for surface-mounted panels in industrial enclosures. Engineers often struggle to find a durable, easy-to-install switch that fits tight installation spaces while delivering reliable performance. This model aligns with area classification for Ordinary/Non-Hazardous Locations and supports 277 Vac operation with a copper-free aluminum body, delivering long-term reliability in tough environments. With its surface-mount design and two three-way switches, it simplifies retrofits and OEM panel builds, helping reduce installation time and lifecycle costs while enabling robust control in everyday industrial applications.
Product Information
Extended Description
2721A Eaton Crouse-Hinds: Eaton Crouse-Hinds series Pauluhn 27S toggle switch, 15A, Copper-free aluminum, Surface mount, Two three-way switches, 277 Vac
Product Name
Eaton Crouse-Hinds series Pauluhn 27S toggle switch
Catalog Number
2721A
Product Length/Depth
2.75 in
Product Height
4.5 in
Product Width
1.75 in
Product Weight
0.8 lb
UPC
662276381810
Area classification
Ordinary/Non-Hazardous Locations
Material
Copper-free aluminum
Type
Two three-way switches
Amperage Rating
15A
Voltage rating
277 Vac
Mounting style
Surface
Pauluhn Interior Toggle Switch catalog page
IF LBL 1557 - 27/27B Receptacles and Switches
Eaton Specification Sheet - 2721A
Copper-free aluminum construction delivers corrosion resistance and lighter weight, reducing enclosure wear and easing handling during installation. Feature → Business Impact → Application: The durable body minimizes maintenance cycles in harsh environments, improving uptime for control panels and switchgear in manufacturing lines; Application: surface-mounted Pauluhn interior switches in commercial/industrial enclosures. The 15A amperage rating provides a solid margin for typical control circuits, reducing nuisance trips and enabling reliable operation across 277 Vac systems; Application: motor starters and control circuits in process lines. The surface mounting style simplifies retrofits and new builds by eliminating internal mounting hardware, accelerating wiring and commissioning; Application: quick installation in tight spaces. The two three-way switches integrated in one device reduces parts count and wiring complexity, lowering bill-of-materials costs and streamlining control logic in panel cabinets; Application: multi-way control in machine sections. Area classification Ordinary/Non-Hazardous Locations ensures suitability for standard industrial environments, supporting safer operation and simpler compliance documentation; Application: general-purpose control panels. Documentation availability streamlines procurement and maintenance, with official catalog pages, installation sheets, and datasheets to reduce project risk and enable faster approvals.
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FAQs
The 2721A is a surface-mount toggle switch with a 2.75 in depth, 4.5 in height, and 1.75 in width, designed for Pauluhn interior panels. It houses two three-way switches and weighs about 0.8 lb, simplifying wiring and mounting in standard enclosures. For proper installation, refer to the LBL1557 instruction sheet and the Pauluhn interior toggle switch catalog page.
Yes. The 2721A carries area classification for Ordinary/Non-Hazardous Locations, making it appropriate for general industrial environments. It operates at 277 Vac with a 15A rating and features copper-free aluminum construction for robustness in everyday panel applications without specialized explosion protection requirements.
Key specs include an amperage rating of 15A, voltage rating of 277 Vac, and a copper-free aluminum body. It is configured as two three-way switches and is designed for surface mounting in control panels. These specs support reliable operation for common industrial control circuits in non-hazardous locations.
Official documentation is available at multiple Eaton links: the Pauluhn Interior Toggle Switch catalog page, IF LBL 1557 installation instructions, and the Eaton Specification Sheet for 2721A. Access to these PDFs ensures correct installation, testing procedures, and detailed specifications for procurement and compliance.
Applications include control panels, electrical enclosures, and OEM equipment in manufacturing, packaging, and processing industries. The 2721A’s surface-mount design, two three-way switches, and 277 Vac rating fit standard factory automation circuits, making it ideal for panel builders seeking reliable, space-efficient switching solutions in ordinary-location environments.