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The HID GLOBAL CORPORATION 20NKS-00-00003U is the Signo 20 smart card reader, a compact access control reader designed for credential-based entry systems. Finished in black and silver with a pigtail wiring termination, this reader is intended for installation by security integrators and access control technicians. The Signo 20 reads smart card credentials and communicates with access control panels in commercial and light industrial environments. Its pigtail output allows direct wiring to the host controller without an intermediate connector, simplifying termination during rough-in or retrofit work.
The Signo 20 is suited for single-door and multi-door access control deployments in commercial buildings, office spaces, and institutional facilities. It is typically mounted at entry points such as doors, gates, and secured areas where credential verification is required. Installation is performed by licensed security or low-voltage technicians familiar with access control systems and wiring practices.
Designed as an OEM-style smart card reader for use in commercial access control systems that support standard smart card reader interfaces.
Installation should be performed by a licensed low-voltage or security systems technician in accordance with applicable local codes and NEC guidelines for low-voltage wiring. Power down the access control panel and associated circuits before making wiring connections. Secure the pigtail leads to the panel terminal block per the panel manufacturer wiring diagram. Verify reader-to-panel communication before closing up the installation.
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