The UHF Class A/B BDA is offered in 4-port simplex, duplex and duplex dual window models with 5 watts and 85dB of gain. Class A operation includes 16 filters per band with individual filter bandwidths from 12.5KHz to 75KHz, and wideband operation of up to 62MHz UHF. Listed to UL/CSA 2524. Compliant to UL/CSA 62368-1, UL50E Type 4.

All versions include a full-featured, easy to use web GUI, factory configurable filters, intelligent oscillation management, built-in isolation test, NFPA/UL2524 alarm capabilities, built-in battery backup circuitry, and a built-in communication link for an optional remote annunciator panel.

Westell’s ProtectLink™ BDAs are an integral part of any NFPA complaint Emergency Responder Communications Enhancement System (ERCES) or private land mobile radio (LMR) system. 



  • Intelligent oscillation management and self-healing
  • Uplink & downlink squelch per filter
  • 85dB gain +/-1.5 for both UL and DL
  • Independent gain control per filter
  • Listed to UL/CSA 2524
  • NEMA4 conduit glands include
  • UL/CSA 62368-1, UL50E Type 4 compliant
  • Supports both digital and analog modulation
  • Built-in battery charging and alarm circuitry
  • Supports P25 phase 1 & 2
  • Built-in annunciator communications link
  • Supports SNMP
  • 3-year warranty

Product Specifications

Frequency: 450-512 MHz
Main Power Input: 100-240 VAC, 50/60 Hz, 2.0 A
AC Power Consumption: 200 Watts (Max)
Battery Charger Output: 28 VDC
DC Power Consumption: 150 Watts (Max)
DL Output Power: 37dBm (5W)
UL Output Power: 27dBm (0.5W)
DL Gain: 85dB +/- 1.5dB
UL Gain: 85dB +/- 1.5dB
# Class A Filters: 16
# Class B Filters: 4
Class A BDA Filter Bandwidths: 12.5KHz, 25KHz, 50KHz, 75KHz
Class B BDA Filter Bandwidths: 0.7MHz, 2MHz, 3.5MHz, 5MHz, 24MHz, 62MHz
Dimensions: (H x W x D) 29.1” x 20” x 13.8”
Weight: 79 lbs to 135 lbs, depending on filters

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