New, Keyence N-L20 Communication Unit 24V DC 380mA, No box or instructions.

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Keyence N-R2 Dedicated Communication Unit, RS-232C Output Type

Keyence N-R2 Dedicated Communication Code Reader Interface Unit RS-232C

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1762-L24BXB Allen Bradley 1762-L24BXB /C MicroLogix 1200 24 Point Controller

Keyence N-R2 Dedicated Communication Code Reader Interface Unit RS-232C