Eaton Crouse-Hinds DSD SR30123 Selector Switch - 600 Vac
Part Number: DSD SR30123
Manufacturer
Eaton Crouse-Hinds
Part number
DSD SR30123
Quick Summary
DSD SR30123 selector switch is a rugged control device used to select between circuit paths in hazardous-location panels. Operators and engineers often struggle with finding reliable, compliant equipment that resists harsh environments and is easy to install. UL-listed for Hazardous Locations, NEC/CEC compliant, and offering Class I, Division 1 ratings with compatible EDS/EFS back boxes. The 30 A, 600 Vac rating delivers robust performance for motor control and process instrumentation, while the compact 2.38 in depth and 3.5 in width streamline panel layouts. By pairing with Eaton back boxes, it optimizes install time, improves safety, and supports ongoing regulatory compliance across oil, gas, and chemical facilities.
Product Information
Extended Description
DSD SR30123 Eaton Crouse-Hinds: Eaton Crouse-Hinds series DSD-SR selector switch, 30A, Single-pole, 2, Double-throw without OFF with electrically isolated contacts, 600 Vac, EDS/EFS back boxes
Product Name
Eaton Crouse-Hinds series DSD-SR selector switch
Catalog Number
DSD SR30123
Product Length/Depth
2.38 in
Product Height
5.875 in
Product Width
3.5 in
Product Weight
1 lb
UPC
662276850033
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class II, Division 1 Class III Class I, Division 1
NEMA Rating
5 12 3
Amperage Rating
30A
Voltage rating
600 Vac
Switch function
Double-throw without OFF with electrically isolated contacts
Number Of Poles
Single-pole
Number Of Positions
2
Used with
EDS/EFS back boxes
DSD-SR Series Explosionproof HP Rated Selector Switch Sub-assembly catalog page
DSD-SR Explosionproof HP Rated Selector Switch Sub-assembly UL certification
DSD-SR Explosionproof HP Rated Selector Switch Sub-assembly UL certification
Eaton Specification Sheet - DSD SR30123
Feature → Business Impact → Application: The DSD SR30123 delivers 30 A at 600 Vac with a single-pole, 2-position, double-throw configuration and electrically isolated contacts. This combination minimizes arc energy and enhances switch life in demanding environments, delivering reliable control of hazardous-location equipment in process and motor-handling panels. Application: ideal for refinery, chemical plant, and oil-and-gas control panels where heavy-duty switching is required and regulatory compliance must be maintained. Feature → Business Impact → Application: It is designed to work with EDS/EFS back boxes for hazardous locations, simplifying installation and enclosure protection while reducing wiring errors and field wiring time. Application: supports quick retrofit or new-build installations with minimal disruption. Feature → Business Impact → Application: NEC/CEC conformity and UL hazardous-location certification provide regulatory assurance, lowering risk during audits and inspections. Application: suitable for systems needing strict codes adherence and documented compliance. Feature → Business Impact → Application: The selector switch’s compact 3.5 in width and 5.875 in height fit standard control panels, enabling efficient space planning and reducing enclosure footprint. Application: advantageous in compact control rooms and confined installations. Feature → Business Impact → Application: The “without OFF” contact arrangement with electrically isolated contacts supports safe sequencing and reduces inadvertent shutoffs, improving operator safety and system integrity. Application: critical for manual control steps in hazard-prone environments.
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FAQs
The DSD SR30123 is designed to work with Eaton EDS/EFS back boxes, enabling safe, code-compliant installation in hazardous locations. This pairing simplifies enclosure protection, reduces wiring errors, and supports straightforward mounting in control panels used in process automation and industrial environments.
DSD SR30123 provides a 30 A current rating at 600 Vac, configured as a single-pole, 2-position, double-throw switch with electrically isolated contacts and no OFF position. This setup supports reliable circuit selection in demanding, high-energy environments while maintaining safety and isolation between contacts.
Yes. The DSD SR30123 is rated for Hazardous/Classified Locations with NEC/CEC compliance and Class I, Division 1 rating. It is UL-listed for hazardous locations and supports required certifications for operations in oil, gas, and chemical processing facilities, ensuring regulatory peace of mind and safer operation in harsh environments.
The selector switch measures 2.38 inches in depth, 5.875 inches in height, and 3.5 inches in width, with an approximate weight of 1 pound. The UPC for this model is 662276850033, useful for inventory and procurement scanning in BOMs and spares catalogs.
This 30 A, 600 Vac, single-pole, 2-position selector switch is ideal for control panels in hazardous locations such as refineries, chemical plants, and oil-and-gas facilities. It supports reliable manual control, leverages EDS/EFS back boxes for safe enclosure integration, and helps meet NEC/CEC and UL hazardous-location requirements during system commissioning.