Sygonix Wireless Flush-Mounted Room Thermostat with Weekly Program, 5-35°C, 868 MHz, 16A Relay, White (SY-4500820)

Precise temperature control from 5 to 35 °C with ±0.5 °C accuracy, managed wirelessly via 868 MHz with a range up to 100 m in open field. This Sygonix thermostat set combines a battery-powered LCD controller with a flush-mounted 230 V receiver for clean, discreet installation.

Overview

The Sygonix SY-4500820 is a wireless room thermostat set designed for surface- and flush-mounted installation. The receiver unit fits into a standard flush-mounted box and switches a potential-free relay up to 16 A. The separate thermostat unit is powered by 2 AAA batteries (not included) and features a backlit LCD display for easy programming.

What stands out

• Weekly program with 6 time periods per day for 7 days
• Flush-mounted receiver with 16 A switching capacity
• Wireless communication at 868 MHz, up to 100 m range
• Frost protection and holiday mode
• Child lock for tamper prevention
• Internal temperature sensor with ±0.5 °C accuracy

Technical details

• Temperature control range: 5 to 35 °C
• Temperature accuracy: ±0.5 °C
• Programming: Weekly, 7 days, 6 time periods per day
• Mounting type (receiver): Flush-mounted
• Operating voltage (receiver): 230 V AC
• Switching capacity (receiver): 16 A
• Wireless frequency: 868 MHz
• Wireless range: up to 100 m (open field)
• Display: LCD with backlight
• Power supply (thermostat unit): 2x AAA batteries (not included)
• Protection class: IP20
• Sensor type: Internal temperature sensor
• Frost protection: Yes
• Holiday mode: Yes
• Child lock: Yes
• Switching output: Potential-free relay
• Dimensions (thermostat unit): 86 x 86 x 13 mm
• Dimensions (receiver unit): 86 x 86 x 26 mm
• Colour: White

Our verdict

An ideal solution for retrofitting wireless heating control with a discreet flush-mounted receiver and a user-friendly programmable thermostat.