Eaton EZLink modular toggle switch EZ1221B - cULus Listed
Part Number: EZ1221B
Quick Summary
The Eaton EZLink modular toggle switch provides reliable on/off control for 120-277 VAC circuits in panel assemblies. Engineers often face cramped spaces and complex wiring when upgrading legacy panels. This device carries cULus Listed status along with NOM and Federal Specification Classification W-C-596G, signaling safety and cross-market compatibility. Its modular design and compact depth streamline installation, reduce wiring errors, and simplify spare-part planning—delivering tangible efficiency and cost savings for manufacturing environments. Pairing EZ1221B with other EZLink modules enables scalable control strategies and standardized procurement across facilities. In practice, teams gain faster commissioning, improved traceability, and consistent performance across current-limited installations.
Product Information
Extended Description
EZ1221B Eaton: Eaton EZLink modular toggle switch, 20 A, 120-277 Vac, 60 Hz, single-pole, three-wire, brown
Product Name
Eaton EZLink modular toggle switch
Catalog Number
EZ1221B
UPC
032664009440
Product Length/Depth
1.91 in
Product Height
4.4 in
Product Width
1.75 in
Product Weight
0.192 lb
Certifications
cULus Listed NOM Federal Specification Classification W-C-596G
Amperage Rating
20A
Voltage rating
120-277 Vac
Number Of Poles
Single-pole
Color
Brown
Feature: 20A amperage rating and a broad voltage range of 120-277 VAC. Business impact: enables control of lighting and small-motor loads with a single device, reducing part counts and procurement complexity. Application: panel-mounted control in manufacturing cells, conveyors, and processing equipment where space is at a premium and reliability matters. Compact footprint and modular design maximize panel density without compromising accessibility. With dimensions of 1.91 in depth, 1.75 in width, and 4.4 in height, EZ1221B fits crowded enclosures and simplifies wiring routes. Installation is straightforward thanks to standard mounting patterns and screw-terminals, which shortens commissioning times and lowers the risk of mis-wiring. Safety and compliance are reinforced by cULus Listing, NOM, and Federal Specification Classification W-C-596G. These certifications support code compliance, ease cross-border approvals, and reduce qualification overhead during audits. The 20A rating aligns with common branch-circuit requirements, providing predictable performance for lighting, receptacle, and small-gear control scenarios. Compatibility and reliability: EZ1221B is part of Eaton's EZLink modular family, ensuring consistent mating with modular devices and future expansion. The single-pole, three-wire configuration offers straightforward wiring and reduces need for adapters. The brown finish resists wear in industrial environments, while the rugged toggle mechanism supports millions of cycles of operation. Operational efficiency and cost savings: standardized cataloging across facilities simplifies spare-part strategies, lowers inventory carrying costs, and shortens downtime during replacements. For retrofit projects, leveraging the EZ1221B delivers faster deployments, predictable performance, and improved maintainability, translating to measurable ROI and safer, more reliable plant operation.
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FAQs
EZ1221B supports a single-pole, three-wire configuration with line and load connections suitable for 120-277 VAC. It uses standard screw terminals, eliminating the need for adapters. When designing panels, ensure conductor sizing and overcurrent protection align with the device’s 20A rating to maintain compliance and safe operation.
Yes. The EZ1221B is purpose-built for 120-277 VAC control circuits in panel installations. Its single-pole design is ideal for switching lighting and small-motor loads in industrial and commercial environments. Verify proper wiring polarity and protective devices, and ensure enclosure ratings meet environmental requirements for the installation site.
The EZ1221B carries cULus Listing, NOM certification, and Federal Specification Classification W-C-596G. These certifications indicate compliance with safety and performance standards across North American markets, streamline audit processes, and support interoperability with other modular devices within the EZLink family, reducing qualification steps during procurement and installation.
The EZ1221B’s compact footprint (1.91 in depth, 1.75 in width, 4.4 in height) enables higher panel density, allowing more devices per enclosure without sacrificing accessibility. This reduces wiring congestion, improves airflow, and speeds up wiring work during initial installation or retrofits, which translates to faster project completion and lower field labor costs.
Retrofit projects benefit from standardized cataloging, reduced spare-parts complexity, and predictable performance. The EZ1221B’s compatibility with the EZLink modular family simplifies procurement, stock-keeping, and field replacements, leading to shorter downtime, lower maintenance costs, and a clearer path to achieving a favorable return on investment through improved reliability and faster commissioning.