Seamless Sensor and Signaling Integration Over SuperLink

Designed for flexible control and third-party device integration, this compact relay connects sensors and signaling equipment into the UniFi Protect ecosystem through long-range SuperLink connectivity. The Ubiquiti USL-Relay Compact SuperLink Relay provides dry contact input and output interfaces in a small enclosure suitable for wall, adhesive, or DIN rail mounting.

Highlights

Compact Relay for Integration Projects

• Designed for third-party sensors and signaling devices
• Supports dry contact input and relay output connections
• Compact 50 x 47.6 x 28 mm form factor for space-constrained installations

Long-Range SuperLink Connectivity

• Proprietary SuperLink wireless connectivity
• Up to 2 km range
• Supports US and EU operating frequency ranges

Flexible Mounting Options

• Adhesive mounting for quick placement
• Wall mounting for fixed installations
• DIN rail mounting for control cabinet deployments

Built for Reliable Operation

• Polycarbonate enclosure and mount material
• Integrated protection for power and input interfaces
• NDAA compliant with CE, FCC, and IC certifications

Key Features

Ubiquiti USL-Relay Compact SuperLink Relay

• Compact SuperLink relay for UniFi Protect integration
• I/O interfaces for connecting dry contact sensors and signaling devices
• Supports relay output, signal input, and DC power terminal blocks
• Designed for flexible installation across security and automation environments

Dry Contact Input and Relay Output

• Output terminal block: O1, COM, O2
• Dry contact output supports 12 to 48 V DC and 12 to 240 V AC
• Output capacity up to 10 A per port
• Input terminal block: I1, I2 with open and short detection to ground

Power and Protection Design

• Supports 12 V DC, 24 V DC, and 48 V DC power methods
• Power terminal block: VDD and GND
• Integrated 5 V TVS protection for input
• Integrated over-temperature protection at 85°C

SuperLink Wireless Performance

• SuperLink antenna gain: 1 dBi
• Maximum TX power: 14 dBm
• Maximum SuperLink range: 2 km
• US frequency range: 915.6 to 927.6 MHz
• EU frequency range: 865.1 to 869.5 MHz

Installation and Status Visibility

• Includes factory reset button and test button
• RGBW LED for LoRa and status indication
• White LEDs for signal input and relay output indication
• Lightweight 100 g design for flexible placement

Operating Environment

• Operating temperature: 0 to 40°C
• Operating humidity: 10 to 90 percent non-condensing
• Certified with CE, FCC, and IC
• NDAA compliant

Summary / Conclusion

The Ubiquiti USL-Relay Compact SuperLink Relay is a practical integration component for connecting third-party sensors and signaling devices into UniFi Protect deployments. With dry contact I/O, long-range SuperLink connectivity, multiple mounting options, and a compact protected design, it enables flexible deployment across security, monitoring, and control applications.