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Dahua DHI-ARM7011-W2 Wireless Relay


The Dahua DHI-ARM7011-W2 is a wireless relay device designed for remote control of low-voltage systems, supporting a range of 0–36 VDC. It operates using frequency hopping and two-way communication technology, ensuring stable and secure communication, even in environments with interference. The device is equipped with features like jamming detection and communication encryption using AES128, providing enhanced security. It supports cloud updates, automatically restoring functionality if an update fails, and includes protections against overheating and voltage irregularities. With a communication range of up to 800 meters in open areas, this relay is highly versatile, suitable for controlling external devices via dry contact without sharing power circuits. It has one alarm input, an external tamper input, and is compact, making it ideal for wall mounting in indoor environments with operating temperatures between -10°C and +55°C. The relay is certified by CE and FCC, highlighting its safety and reliability standards​.

Key Features

  • Frequency hopping and two-way communication technology ensure stable communication.
  • Supports jamming detection and communication encryption.
  • Supports cloud updates and automatically restores in case of update failure.
  • Overheating protection.
  • Voltage detection.
  • 1 channel external tamper input.

DHI-ARM7011-W2 Datasheet

$46.87 inc GST +3 Year Warranty & Support

The Dahua DHI-ARM7011-W2 Wireless Relay is a versatile device that allows remote control of low-voltage equipment, handling power outputs from 0 to 36 VDC. It uses advanced frequency hopping and two-way communication, ensuring stable connectivity even over long distances, up to 800 meters in open areas. The relay includes protections against overheating and overvoltage, enhancing its durability in diverse environments. One of its standout features is cloud update support, which allows the device to automatically restore functionality if the update fails. Additionally, it has jamming detection and communication encryption via AES128 for added security. The relay supports an external tamper input, making it useful for alarm systems, and is designed for indoor use with an operational temperature range from -10°C to +55°C. The device is compact, lightweight, and suitable for wall mounting, making it a convenient addition to any security or automation system.

Dimension

Application

Technical Specifications

Port
Alarm Input 1 for tamper, NO/NC
Relay Output 1, NO/NC (0–36 VDC, Max 5A)
Function
Indicator Light 1 for multiple statuses (pairing, communication)
Button 1
Remote Update Cloud update
Technical
Test Mode Yes
Wireless
Carrier Frequency 433.1 MHz–434.6 MHz
Communication Mechanism Two-way
Communication Distance 800 m (2624.67 ft) in open areas
Encryption Mode AES128
Frequency Hopping Yes
General
Power Supply 7–24 VDC
Operating Temperature –10 °C to +55 °C (+14 °F to +131 °F) (indoor)
Operating Humidity 10%–90% (RH)
Storage Temperature –10 °C to +55 °C (+14 °F to +131 °F)
Storage Humidity 10%–90% (RH)
Product Dimensions 39 mm × 33 mm × 19 mm (1.54″ × 1.30″ × 0.75″)
Packaging Dimensions 95 mm × 59.5 mm × 30.5 mm (3.74″ × 2.34″ × 1.20″)
Net Weight 45 g (0.10 lb)
Gross Weight 60 g (0.13 lb)
Installation Wall mount
Casing Material PC + ABS
Certifications CE, FCC

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