Eaton Crouse-Hinds OAC Series Pushbutton and Selector Switch Control Stations

Key Features & Benefits

✅ Explosionproof & Dust-Ignitionproof Construction

• Certified for Class I, Div. 1 & 2, Groups A, B, C, D
• Suitable for Class II, Div. 1, Groups E, F, G and Class III hazardous locations

✅ Factory-Sealed Design

• No external seals required, reducing installation time and costs
• Threaded dome-type cover ensures a tight seal against moisture and dust

✅ Heavy-Duty Build for Industrial Use

• Enclosure Material: Feraloy® iron alloy (electrogalvanized, aluminum acrylic paint)
• Covers and Handles: Copper-free aluminum
• Operating Shafts: Stainless steel for durability

✅ Environmental Protection & Ratings

• NEMA Ratings: 3, 4, 7ABCD, 9EFG, 12 (raintight, watertight, dust-ignitionproof)
• UL & CSA Certified: UL1203, CSA C22.2 No. 30

✅ Customizable Options

• Padlock-ready pushbutton guards to prevent unauthorized use
• Momentary and maintained selector switch options
• Engraved legend plates with standard labels

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Ordering Information – Pushbutton Stations

💡 Replacement pushbuttons: ED21 (Single), ED22 (Double), ED22D (Special Wiring)

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Ordering Information – Selector Switches

💡 Selector switch options: Maintained contact (standard), Momentary operation with spring return (Suffix: S634, S635)

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Standard Legend Plate Labels (Available for Pushbuttons & Selector Switches)

• START / STOP
• ON / OFF
• OPEN / CLOSE
• RAISE / LOWER
• HAND / AUTOMATIC
• FORWARD / REVERSE
• JOG / RUN / TEST

💡 Custom labels available upon request.

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Options & Accessories

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Applications

Industries & Use Cases

✔ Petroleum Refineries – Safe motor and pump control in hazardous areas
✔ Chemical & Petrochemical Plants – Built to withstand corrosive environments
✔ Offshore Drilling Platforms – Rugged, watertight enclosures for marine applications
✔ Grain & Food Processing Facilities – Explosionproof protection against combustible dust
✔ Power Plants & Utilities – Reliable switching for heavy-duty electrical circuits

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Why Choose Eaton Crouse-Hinds OAC Series?

🔹 Explosionproof & Dust-Ignitionproof – Designed for Class I, II, and III hazardous locations
🔹 Factory-Sealed – Eliminates the need for external sealing fittings
🔹 Heavy-Duty Construction – Corrosion-resistant materials for harsh environments
🔹 Customizable Configurations – Pushbuttons, selector switches, and legend plates available
🔹 Easy Installation – Pre-assembled units simplify mounting and wiring

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How to Order

1️⃣ Determine Your Requirements

• Select the pushbutton station or selector switch model
• Choose momentary or maintained operation
• Confirm voltage and circuit configuration

2️⃣ Specify Additional Options

• Add suffix codes for custom features
• Choose a legend plate marking

3️⃣ Contact an Eaton Distributor or Sales Representative

• Provide catalog number, quantity, and required specifications
• Confirm availability, pricing, and lead times

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Final Thoughts

The Eaton Crouse-Hinds OAC Series pushbutton and selector switch control stations offer reliable control solutions for hazardous locations. With explosionproof construction, durable materials, and easy ordering options, these units provide long-term safety and efficiency in industrial applications.

For industries that demand explosionproof, dust-ignitionproof, and watertight control solutions, the OAC Series is a proven choice for superior protection and performance.