End-of-life product: 2023-01-31

Wireless alarm system door/window sensor EWD2

Magnetic, shock and temperature sensors with additional wired zone inside.

Additional wired zone
Temperature sensor
12-18 months battery time
EN 50131 Grade2 Certified



What is EWD2?

EWD2 is a magnetic window and door sensor also sensing vibration and measuring temperature. It can be used as transmitter for other, wired digital sensors. Available in two colors: white or brown.

What EWD2 does?

Primarily, EWD2 is designed to act as standard magnetic door and window sensor. It also has built-in shock sensor which detects a break-in attempt before opening the door. On-board zone terminal allows to connect any external digital sensor or water sensor to protect premises from flooding.

2 tamper switches are designed to detect sabotage. Temperature sensor measures and sends temperature data to control panel and can be delivered to home owner via ELDES Cloud services.

The user needs to bind the sensor to alarm system by sending a command via SMS or using ELDES Configuration Tool. ELDES alarm systems support up to 32 (ESIM364) or 16 (ESIM264, EPIR2) EWD2 sensors.

Main features

  • 2 tamper switches: for enclosure opening and device detachment from the wall detection
  • Additional wired zone
  • Temperature sensor
  • EN 50131 Grade2 Certified

Frequently asked questions (FAQ)

How to pair wireless devices?

Follow this video guide to pair wireless devices properly:

How to restore default parameters?

1. Remove any battery from EWD2.
2. Press and hold the RESET button.
3. Insert the battery back to EWD2.
4. Hold the RESET button until LED indicator provides several short flashes.
5. Release the RESET button.
6. Parameters restored to default.

What are the prices of ELDES production?

To get the prices of the devices please check ELDES disributors’ Internet sites. Otherwise, feel free to contact out partners in your country/city by telephone or e-mail.

Can I purchase ELDES devices directly from you?

You can purchase ELDES production only from our distributors. If you have any ideas or intentions to create a new nonstandart device or suggestions how to improve our current devices contact us directly or our partners in your country.

Where can I purchase ELDES devices if your distributors are not available in my country?

Feel free to contact us.


Battery type1,5V Alkaline AAAA type (LR8D425 (IEC)/25A (ANSI/NEDA))
Number of batteries2
Battery operation time~18 months (might vary in different conditions)
Wireless transmitter-receiver frequency868 MHz
Compatible with alarm systemsELDES Wireless
EWD2 dimensions101×22×20mm
Magnet dimensions47×17×10mm
Radio communication rangeUp to 30 meters in premises; up to 150 meters in open areas
Built-in temperature sensorYes
Range of operating temperatures-20…+55ºC

Where to buy?