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Mullion Standalone Keypad with RS-485 Output


Vandal-proof INOX-SA is designed for high-security applications in a hostile environment.

INOX-SA, in a slim and narrow aluminium alloy housing, is suitable for doorframe mounting. It has a capacity for 1000 codes.

Features Specifications Support Related products

XPR / Solutions / Standalone Access / Keypads /



RS-485 interface

The INOX-SA has an RS-485 interface for connecting I/O boards. This feature allows to expand number of relays:
- up to 2 relays, when used with the RU2 or DINRTT,
- up to 9 relays, when used with the RB0408.

Tamper switch

Sends a signal to the alarm when the keypad is opened and/or dismantled by force.

Blue backlit keypad

The INOX-SA keypad comes with an elegant blue backlight.


Mounting: Surface
Housing: Moulded aluminium
Technology: Keypad
Users: 1000 user codes (up to 8 digit long)
Keys: Backlit keys
Keypad blocking: 30 s lockout after 8 invalid codes
Relay output: 1 relay - 2A/24 V AC/DC
9 relays - when used with RB0408 I/O board
RS-485 interface: Yes, for connecting I/O boards like RB0408, RTT, RU2, DINRTT
Relay time: Latch (00) or Pulsed mode (1 to 99 s)
Visible signals: Green and Red LED: relay status
Orange LED: programming status
Audible signal: 1 internal buzzer
Push buttons: 1
Tamper protection: Yes
Wiring: 50 cm, 11-core cable
Voltage: 12/24 V AC/DC
Consumption: 70 mA
IP rating: IP65
Dimensions (L x H x W): 150 x 50 x 25 mm
Weight: 400 g
Operating Temperature: -25ºC to +50ºC
Operating Humidity: 0 to 95% (non-condensing)
* All product specifications are subject to change without notice.


  • Download INOX-SA Manual_vc1 - DE, EN, ES, FR, IT, NL
  • Download XPR Standalone Readers Features and Compatibility
  • Download INOX-SA Data Sheet - EN
  • Download XPR Toolbox software