Call Boxes | McMaster-Carr

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With Keypad

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Personnel Communication Features

Amplifier

Call Button

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Talk/Listen Toggle Switch

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Exempt

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NEC Class I Division 2 Groups A, B, C, D

NEC Class II Division 2 Groups F, G

NEC Class III Divisions 1, 2

NEC Class III Division 2

Current

24 Products

Communication

Telephones

Corded, cordless, outdoor, and hazardous location telephones

13 products

Telephone Enclosures

Protect telephones from water, dust, corrosion, and weather

3 products

Intercoms

Talk to people in different parts of your facility with the push of a button

3 products