Eaton Crouse-Hinds 2123A Snap Switch - IP66 Weatherproof
Part Number: 2123A
Quick Summary
The 2123A snap switch provides reliable signaling for industrial panels and surface-mounted control in non-hazardous locations. Users frequently contend with moisture, dust, and space limitations that complicate panel design, wiring, and maintenance. This Eaton Crouse-Hinds Pauluhn 2100-series unit carries IP66 protection and is rated for ordinary location environments, supporting durable operation in washdowns and year-round reliability. Its copper-free aluminum enclosure, 30A at 250 Vac rating, and surface-mount single-gang three-way configuration deliver solid performance while simplifying installation and compliance. Designed to reduce downtime and support code-compliant control cabinets, it blends rugged durability with straightforward service for mechanical and electrical engineers. Whether upgrading legacy equipment or designing new control panels, this switch delivers predictable performance.
Product Information
Extended Description
2123A Eaton Crouse-Hinds: Eaton Crouse-Hinds series Pauluhn 2100 snap switch, 30A, Copper-free aluminum, Surface mount, Single-gang, Three-way, 250 Vac
Product Name
Eaton Crouse-Hinds series Pauluhn 2100 snap switch
Catalog Number
2123A
Product Length/Depth
3.5 in
Product Height
4.63 in
Product Width
3.88 in
Product Weight
1.8 lb
UPC
662276378155
Area classification
Ordinary/Non-Hazardous Locations
Ingress protection (IP) ratings
IP66
Material
Copper-free aluminum
Number of gangs
Single-gang
Type
Three-way
Amperage Rating
30A
Voltage rating
250 Vac
Mounting style
Surface
Pauluhn Watertight Snap Switch catalog page
IF LBL 1512 - 2100 Switches
Eaton Specification Sheet - 2123A
Copper-free aluminum enclosure improves corrosion resistance and reduces weight, lowering handling time and lifecycle costs for field installations. This reduces maintenance and service intervals in damp or coastal facilities where copper-based hardware can suffer galvanic corrosion. The 2123A is well-suited for outdoor panels, washdown areas, and non-magnetic enclosures due to this durable construction. IP66 protection provides robust dust and water ingress resistance, delivering consistent performance in challenging environments. For automation cabinets and exposure-prone areas, this means fewer reworks and less equipment exposure to moisture, even on spray-down lines. The single-gang, three-way configuration supports compact signaling within small enclosures. With a 30A, 250 Vac rating, the switch can directly handle typical control loads without oversizing or additional hardware. This translates to faster commissioning and improved machine uptime in controls, conveyors, and safety interlocks. The copper-free housing, ease of surface mounting, and Pauluhn 2100-series heritage further simplify installation. Surface mounting and single-gang design minimize installation depth and terminal clutter, reducing cabinet footprint and wiring complexity. This layout is ideal for retrofit projects where space is at a premium and service access is limited. The three-way configuration also supports straightforward multi-point control in standard industrial layouts. Compact dimensions (3.5 in depth, 4.63 in height, 3.88 in width) and a weight of 1.8 lb facilitate quick integration into existing panels. The combination of rugged materials, IP66 protection, and ordinary-location suitability delivers reliable signaling with reduced maintenance across industrial automation and electrical protection applications.
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FAQs
Install the 2123A in a standard single-gang, surface-mounted enclosure. Use mounting hardware appropriate for a 3.5 in depth and 3.88 in width footprint, connect wiring to the designated terminals, and seal per IP66 guidelines to maintain enclosure protection in non-hazardous locations.
The 2123A is designed as a three-way switch with a single-gang footprint, supporting multiple signaling paths in industrial control panels. It delivers 30A at 250 Vac, enabling direct switching of typical control loads without oversized hardware, simplifying wiring and commissioning.
Yes. The 2123A carries an IP66 rating, providing robust dust and water ingress protection, making it suitable for washdown and dusty environments while remaining intended for ordinary location usage.
Best suited for industrial control panels, surface-mounted enclosures, and machine interfaces in ordinary locations where reliable signaling and compact form factor are critical, such as small control stations and equipment panels.
The copper-free aluminum enclosure reduces corrosion risk and weight, lowering lifecycle costs and maintenance downtime. Its IP66 protection plus straightforward installation shortens commissioning time, delivering a favorable return on investment for standard industrial automation projects.