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Alarm.com | Single Gang Reader with HF + Prox + Mobile, Secure & Smart Access Control | ADC-AC-ET20

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SKU:
ADC-AC-ET20
Single Gang Reader with HF + Prox + Mobile ADC-AC-ET20

Description

The Single Gang Reader (ADC-AC-ET20) combines a modern aesthetic with advanced access control features for businesses looking to enhance security and convenience. Supporting Proximity (125 kHz), NFC (13.56 MHz), and Bluetooth, this reader ensures compatibility with both legacy and modern credentials.

One of its standout features is the patented OSDP Auto-Detect, which allows the reader to automatically switch from Wiegand to OSDP Secure Channel protocol without requiring rewiring or manual configuration. This makes upgrading to secure, encrypted communications seamless and cost-effective.

Key Features:

  • Wiegand and OSDP compatible

  • OSDP Auto-Detect for seamless upgrades

  • Verified by SIA for OSDP compliance

  • Proximity support for legacy badges and fobs

  • MIFARE DESFire EV2 support for encrypted credentials

  • Exclusive compatibility with Alarm.com and WaveLynx-branded EV2 smart credentials

  • Required for Alarm.com Mobile Access Credential support

  • Works with Mercury and Aero Series hardware

Extra Information

Brand:
Alarm.com
RF Technologies:
125 KHz, 13.56 MHz, NFC, Bluetooth Low Energy
Reads:
MIFARE DESFire® EV1 & EV2, LEAF, FSK, ASK proximity
Input Power:
5–16 VDC, 169 mA max (ET20)
Output:
OSDP, Wiegand, accelerometer-based tamper detection
Temperature:
-31°F – 151°F (-35°C – 66°C)
Dimensions:
5.1 x 3.3 x 0.7” (13.0 x 8.4 x 1.8 cm)
Operating Humidity:
5 – 95% (non-condensing) RH
Weight:
10 oz (ET20)

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