Wireless photoelectric-based smoke detector EWF1

Wireless photoelectric-based smoke detector

EWF1 Alarm panel
LED operation indicator
Lifetime 10 years
Photoelectric sensor for slow smouldering fires
Quick fix mounting plate for easy installation



What is EWF1?

EWF1 is a wireless photoelectric-based smoke detector designed to detect smouldering fire before bursting into flame.

How EWF1 works?

EWF1 has to be bind to the alarm system by sending a corresponding SMS message or using software ELDES Configuration Tool.

Upon successful EWF1 binding process, the system adds one wireless zone. In case of smoke detection, EWF1 will indicate the alarm by built-in speaker and notify ELDES system about the event.

Main features

  • Photoelectric sensor for slow smouldering fires
  • Non-radioactive technology for environmental friendly
  • High and stable sensitivity
  • Quick fix mounting plate for easy installation
  • LED operation indicator
  • Built-in speaker for audio alarm indication
  • Lifetime 10 years
  • Tamper switch: for device detachment from the wall detection

Frequently asked questions (FAQ)

What battery should I use for replacement?

We strongly recommend using EVE CR9V-P, Energizer LA522 battery or Ultralife U9VL-J 6F22.

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.


Detection typePhotoelectric chamber
Alarm sound level85dB at 3m
Battery typePrimary 9V Lithium 1200mAh ANSI/NEDA 1604LC
Number of batteries1
Battery operation time~18 months (might vary in different conditions)
Wireless transmitter-receiver frequency868/915 MHz
Wireless communication rangeUp to 30 meters in premises; up to 150 meters in open areas
Range of operating temperatures5 up to 45°C
Humidity0-90% RH @ 0… +40 °C (non-condensing)
Sensitivity to smoke3.0-6.0 % Obs /m
Compatible withELDES Wireless security systems
Dimensions110mm diameter
Compatible withESIM364, ESIM384, Pitbull Alarm, Pitbull PRO

Where to buy?