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Sensors & alarms

Protect Relay

Two dry-contact relays to trigger a gate, lighting or a sounder.

Price on request

On request

This model is quoted as a project: email us and we will confirm supply and compatibility, then come back with a firm price.

SKU: USL-Relay

  • Connectivity: SuperLink (Proprietary)
  • Power Method: 12V DC / 24V DC / 48V DC
  • Output: O1/COM/O2 dry contact (12–48V DC / 12–240V AC, 10A per port)
  • Input: I1/I2 dry contact (open/short) with integrated 5V TVS protection
  • Mounting: adhesive, wall and DIN rail mount
  • Dimensions: 50 x 47.6 x 28 mm

Official specifications

Need installation or managed services? Estimate the monthly fee

Indicative hardware prices only, excluding cabling and configuration. Prices follow the distributor list and the firm quote is issued after the site survey.

Product details

Two inputs and two dry-contact outputs to drive third-party gear, such as opening a gate, switching lights or firing an alarm.

Full specifications

Reproduced from the official manufacturer specifications; the published figures prevail. Official specifications

Overview
Dimensions
50 x 47.6 x 28 mm (2 × 1.9 × 1.1")
Mounting
Adhesive, wall and DIN rail mount
UniFi Application Suite
Protect
Performance
Connectivity
SuperLink (Proprietary)
Operating Frequency
US
915.6–927.6 MHz
EU
865.1–869.5 MHz
Max. TX Power
SuperLink
14 dBm
Max. Range
SuperLink
2 km (1.2 mi)Line of Sight (LOS)
Hardware
Power Method
12V DC / 24V DC / 48V DC
Weight
100 g (3.5 oz)
Enclosure Material
Polycarbonate
Mount Material
Polycarbonate
Buttons
(1) Factory reset(1) Test button
Terminal Blocks
Output
O1/COM/O2Dry contact only (12-48V DC, 12-240V AC)10A/port, UL total max: 12AIEC total max: 16A
Input
I1/I2Dry contact onlyOpen/Short (GND)Integrated 5V TVS protection
Power
VDD/GND12–48V DC, max. 48VIntegrated over-temperature protection (OTP) at 85°C (185°F)
LEDs
(1) LoRa, Status: RGBW(2) Signal input, Relay output: W
Ambient Operating Temperature
0 to 40° C (32 to 104° F)
Ambient Operating Humidity
10 to 90% noncondensing
Certifications
CE, FCC, IC
NDAA Compliant
Software
Application Requirements
Web Application
UniFi Protect
Mobile App
UniFi Protect iOS™ and Android™

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Product details

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