Eaton Crouse-Hinds EMPS0492 Selector Switch - NEC/CEC
Part Number: EMPS0492
Quick Summary
EMPS0492 selector switch operator is a two-position, key-operated control device designed for hazardous locations in industrial panels. It addresses the common challenge of secure, lockable operator access in demanding environments, reducing the risk of unauthorized control. This unit carries NEC/CEC compliance and hazardous-location ratings, including Class I, Division 1 and 2, Class II, Division 1 and 2, and Class III, with NEMA 3, 7, and 9 protection. By selecting this operator, you gain a compact, reliable solution that simplifies panel layouts and accelerates commissioning while safeguarding personnel and process integrity. Leverage its short assembly and left-removal key feature to streamline maintenance and improve overall safety in hazardous settings.
Product Information
Extended Description
EMPS0492 Eaton Crouse-Hinds: Eaton Crouse-Hinds series EMPS selector switch operator, Short, Two-position selector switch, key operated, Key removal left only, One contact block
Product Name
Eaton Crouse-Hinds series EMPS selector switch operator
Catalog Number
EMPS0492
Product Length/Depth
5.56 in
Product Height
2.63 in
Product Width
2.63 in
Product Weight
0.85 lb
UPC
782274033051
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
Operator style
Two-position selector switch, key operated
Assembly style
Short
Special features
One contact block
Type
Key removal left only
EMP and EMPS Hazardous Area Operators catalog page
IF 872 - EMP/EMPS Barrel Assemblies Panel Mounted Enclosures
IF 872 - EMP/EMPS Barrel Assemblies Panel Mounted Enclosures
Eaton Specification Sheet - EMPS0492
Feature: Short assembly design with compact dimensions (5.56 in length, 2.63 in height, 2.63 in width) and a light 0.85 lb weight. Business impact: Reduces panel depth, simplifies wiring, and lowers shipping and installation time. Application: Ideal for space-constrained control panels in hazardous locations where wiring density matters. Feature: Two-position selector switch, key operated with key removal on the left. Business impact: Enhances operator security and lockout capability, reducing inadvertent resets and enhancing safety protocols. Application: Lockout/tagout scenarios in chemical plants, refineries, and oil/gas facilities. Feature: One contact block configuration. Business impact: Streamlines control circuits and minimizes component count, lowering installation complexity and potential fault points. Application: Basic control signaling in hazardous-area panels. Feature: NEC/CEC conformity with hazardous-location ratings (Class I, Division 1 & 2; Class II, Division 1 & 2; Class III). Business impact: Compliance-driven risk reduction, easier audit readiness, and compatibility with global safety standards. Application: Suitable for multi-region projects requiring certified components. Feature: NEMA Rating 3, 7, 9 and compatibility with EMP/EMPS barrel assemblies. Business impact: Robust environmental protection against moisture, dust, and corrosives; supports modular installation and future upgrades. Application: Panel-mounted enclosures and outdoor or harsh-environment installations.
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FAQs
EMPS0492 is designed for short assembly in compact panels and is compatible with EMP/EMPS barrel assemblies for streamlined wiring. Its dimensions (5.56 in length, 2.63 in height and width) support space-saving installations, while its 0.85 lb weight facilitates easier handling during assembly. The left-key removal feature enhances security in control panels, making it a good fit for lockout/tagout schemes.
The EMPS0492 is a two-position, key-operated selector switch with a single contact block. It carries NEC/CEC certifications and hazardous-location ratings including Class I, Division 1 and 2; Class II, Division 1 and 2; and Class III, along with a NEMA rating of 3, 7, and 9. This combination supports safe operation in oil/gas, chemical, and other demanding industrial environments.
Yes. EMPS0492 is purpose-built for hazardous locations common in oil, gas, and chemical processing. Its key-operated, left-removal design provides controlled access, while NEC/CEC compliance and NEMA protection ensure reliable performance in Class I/II/III environments, helping safeguard personnel and maintain process integrity in these high-risk settings.
EMPS0492 complies with NEC/CEC standards for hazardous locations and features area classifications for Hazardous/Classified Locations. It has NEC hazardous ratings across Class I, Division 1 & 2; Class II, Division 1 & 2; and Class III, plus NEMA ratings 3, 7, and 9, ensuring comprehensive protection in corrosive, wet, dusty, and explosive environments.
The EMPS0492 reduces maintenance cycles through robust construction and a compact footprint that simplifies wiring and troubleshooting. Its lockable, left-removal key design improves safety, while NEC/CEC compliance minimizes auditing risk and rework. Over time, fewer component faults and easier field servicing translate to lower total cost of ownership for hazardous-area control panels.