SureCall GUARDIAN3 QR
The SureCall Guardian3 QR is a powerful Public Safety Band signal booster designed for critical two-way radio communication in large buildings. It delivers an 80 dB gain across 700 MHz (FirstNet Ready), 800 MHz, and 900 MHz SMR frequencies, supporting over 100 simultaneous users per band. Engineered to meet NFPA72 code requirements for emergency systems, it features a durable NEMA-4 rated amplifier housing. Remote monitoring is enabled via dry contact alarming, a UPS port, and an Ethernet connection, ensuring reliable operation and easy management. This amplifier includes automatic gain control and a 3-year warranty.
$4449.00
Owner Satisfaction
4.3
/ 5
Category Rank
229
/ 315
#229 in Signal Boosters
Price vs Category Average
+248%
Above average
Maximum Gain
80
/ dB
Who it's for
- Essential Regulatory Compliance
- High-Gain Critical Band Coverage
- Simplified Setup and Monitoring (QR)
Who should skip it
- High Initial Investment
- Complex Professional Installation Required
- Limited Frequency Scope
Key Specs
Maximum Gain
80 dB
Supported Bands
700 MHz (FirstNet), 800 MHz, 900 MHz SMR
Simultaneous Users Supported
100+ per band
Coverage Area
10,000 sq ft
Compatible Carriers
Verizon, AT&T, T-Mobile
Power Source Type
AC Adapter
Weatherproof Rating
NEMA-4
Automatic Gain Control
Yes
Features
- Boosts Public Safety bands for critical communication
- Supports over 100 users per band simultaneously
- NEMA-4 rated housing for durability
- Remote monitoring via Ethernet and alarm port
- Meets NFPA 72 code requirements
- Includes UPS port for battery backup
- Energy-saving dormant band technology
- Automatic gain control for optimal signal
What customers say
System integrators and building owners highly value the SureCall GUARDIAN3 QR for its reliable public safety signal amplification, consistently meeting strict AHJ compliance needs. The integrated QR feature is a major advantage, significantly streamlining required registration and documentation processes. While the core performance is trusted for life safety communications, users acknowledge the high investment and technical installation demands. Some find the remote monitoring interface complex during initial setup calibration. Ultimately, customers see this as an essential, high quality compliance tool whose reliability justifies the premium cost for securing necessary occupancy permits.
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