Digital time switch Legrand
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Legrand
Digital programmable timer switch for 230 VAC applications. Features two independent channels with up to 16 A, 4000 W capacity, DIN rail mounting, and versatile scheduling for precise control of electrical loads.
Introducing the Legrand AlphaRex³ D21: a smart, astronomical time switch designed for precise control. DIN rail-mounted and supporting up to 4000W, it manages devices with ease at 230V AC—perfect for efficient scheduling in homes or commercial spaces.
Streamline your home automation with the Legrand Auxiliary Relay (BT346210), perfect for intercom systems.
The Legrand AlphaRex timer accessory is a PC adapter designed to program the AlphaRex digital time switch. Its part number is REX and it enables users to easily control their lighting, heating or other appliances with precision timing on a PC.
Data key for the AlphaRex timer series - For reading switching programs into the AlphaRex timer series. - Data key programmable via PC. - System requirements: Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 - Read switching programs into the c
A compact, front‑mounted digital timer switch with two independent channels for 230 V AC, featuring a 72 mm square faceplate, programmable daily and weekly schedules, and an intuitive LED display for quick adjustments.
A compact digital weekly timer switch for 230V circuits, offering precise on/off control for lights or heating with a clear LCD display and programmable daily/weekly schedules in one channel.
The AlphaRex Digital Time Switch with Astro Function operates on 230VAC, providing precise control over lighting and appliances. Its advanced programming allows for automatic adjustments based on sunrise and sunset times, ensuring optimal energy management. With a user-friendly interface, it simplifies scheduling for daily and weekly cycles, enhancing convenience and efficiency in any setting.
DIN-rail mounted Legrand AlphaRex³ D21 provides 1-channel 230V control with a digital weekly scheduler, up to 56 on/off programs, and auto/manual modes for precise timing of lighting and connected equipment.



















