Eaton EDS3129 Snap Switch Control Station - Hazardous

Part Number: EDS3129
EDS3129
Manufacturer
Eaton Crouse-Hinds
Part number
EDS3129
Category

Quick Summary

EDS3129 is a snap switch control station designed for hazardous-location environments in industrial facilities. This rugged unit helps maintenance teams avoid unexpected outages by delivering reliable control in Class I, Division 1 and other classified areas. It carries NEC/CEC compliance and a NEMA-rated enclosure (3,7,9), ensuring performance under demanding conditions. From installation in compact panels to field-wired control points, this unit provides a durable, code-compliant solution that reduces downtime and simplifies procurement for engineers and procurement teams alike. With a factory-sealed enclosure and a 1" hub, it supports quick wiring, safer operation, and long service life in harsh environments. Primary benefits include safety, regulatory compliance, and lower total cost of ownership for hazardous-location control applications.

Product Information

Extended Description

EDS3129 Eaton Crouse-Hinds: Eaton Crouse-Hinds series EDS snap switch control station, 20A, With switch, With one 1" hub, Feraloy iron alloy, 1, Single-gang, Single-pole, 120-277V, Factory sealed, Dead end, Single-pole, 1", 120-277 Vac
Product Name
Eaton Crouse-Hinds series EDS snap switch control station
Catalog Number
EDS3129
Product Length/Depth
5.06 in
Product Height
5.875 in
Product Width
3.5 in
Product Weight
7.89 lb
UPC
782274764009
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2 Class II, Division 1 Class II, Division 2 Class III
NEMA Rating
3 7 9
Enclosure type
With switch
Trade size
1"
Number Of Poles
Single-pole
Switch function
Single-pole
Number of gangs
Single-gang
Style
Dead end
Voltage rating
120-277 Vac
Amperage Rating
20A
Hub style
With one 1" hub
Number of devices
1
Primary voltage range
120-277V
Material
Feraloy iron alloy
Special features
Factory sealed
EDS and EDSX Fully Assembled Snap Switches catalog page EDS and EFD Explosionproof Snap Switches UL certification - industrial control panels and assemblies EDS and EFD Explosionproof Snap Switches UL certification - industrial control panels and assemblies EDS and EFD Explosionproof Snap Switches UL certification - industrial control panels and assemblies EDS and EFD Explosionproof Snap Switches UL certification - industrial control panels and assemblies IF 328 - EDS, EFS, EDSC and EFSC Single- and Two-gang Device Bodies IF 328 - EDS, EFS, EDSC and EFSC Single- and Two-gang Device Bodies Eaton Specification Sheet - EDS3129
The 20A, 120-277V rating enables direct control of common industrial loads with minimal wiring, delivering a straightforward hookup that reduces installation time and potential faults. This translates to lower commissioning costs and improved equipment uptime in hazardous environments where reliability matters most. The factory-sealed enclosure protects internal components from dust, moisture, and corrosive atmospheres, significantly reducing maintenance cycles and extending service life; ideal for chemical plants, refineries, and mining operations. The single-gang, single-pole form factor with a 1" hub simplifies panel layout and conduit routing, enabling faster retrofits and easier field wiring for technicians working in tight spaces. The Feraloy iron alloy enclosure provides robust mechanical strength and corrosion resistance, ensuring long-term performance in demanding sites, while meeting NEC/CEC requirements and NEMA 3, 7, 9 ratings for safe operation. This combination minimizes equipment refresh frequency and supports scalable automation strategies.

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FAQs

Install the EDS3129 in a single-gang panel with the provided 1" hub, wire per NEC/CEC guidelines, and connect to a 120–277V supply rated at 20A. Use approved conduit fittings to maintain the factory sealed enclosure integrity, and ensure the device is properly grounded for hazardous locations.
EDS3129 is rated for 20A at 120–277Vac, with a single-pole, single-gang configuration and a 1" hub. It’s designed for hazardous locations, is factory sealed, and uses a Feraloy iron alloy enclosure to withstand harsh environments.
Yes. The EDS3129 is part of the EDS snap switch family and is designed for compatibility with other EDS components, enabling modular control stations and straightforward expansion or upgrades in existing Hazardous Locations installations.
EDS3129 carries NEC/CEC compliance and is rated for Hazardous/Classified Locations with NEMA ratings 3, 7, and 9. The enclosure is factory sealed and suited for Class I, Division 1/2, Class II Division 1/2, and Class III environments.
The factory-sealed enclosure reduces ingress-related maintenance, lowering downtime and replacement costs. A robust Feraloy iron alloy enclosure and simplified wiring via the 1" hub shorten installation times, contributing to a lower total cost of ownership in hazardous-location control applications.