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Low Voltage Ionisation Smoke Alarm with Battery Backup - Ei181

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£48.47 inc VAT
£40.39 ex VAT
Product Overview

The Ei181 is a low voltage ionisation smoke alarm with backup battery designed for use with suitable 8-30 volt control panels. The alarm has relay contacts (normally open and closed) for connecting to a panel and its associated devices.

  • 9V Alkaline Battery back up
  • 5 year warranty
  • A maximum of 12 units can be interconnected via 3 core interconnection cable
  • Alarms that can be interconnected include:
  • Easi-fit mounting plate 
  • Suitable for installations complying to BS 5839-6: 2019 Grade D2 (and Grade C if used with appropriate control equipment)
  • CE marked
  • Dual ionisation chamber- responds quickly to fast flaming fires 
  • Kitemarked to BS EN 14604: 2005
  • Integral relay offering selectable continuous or pulse operation
  • Test button
  • Separate mains and warning LEDs for easier identification of alarm status
  • Supply voltage 10.5 to 30 volts
  • Low power cell warning in the event of a mains or cell failure
Technical Data
Product Code EI181
Alternative Product Codes 181
Brand EI Electronics
Dimensions (HxDia)


Weight 0.33kg
Product Datasheets

Pricing & Availability

Model Stock Price
Product Code: EI181 Stock Level:
Available to order Expected dispatch: 21st Oct

£48.47 inc VAT

£40.39 ex VAT

Delivery Options

The following delivery options are available on this product.

Economy Delivery

£4.99 inc VAT - Orders will be delivered in 6-8 working days by Hermes

Expedited Delivery

£8.10 inc VAT - Orders will be delivered in 4-5 working days by Hermes

Looking for more information?

If you have any questions or would like more information about this product you can ask one of our specialists.

Direct Telephone 01507 464181