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Mains Powered Ionisation Smoke Alarm with Lithium Back-up Battery - BRK 770MRL

In Stock
£22.99 ex VAT
£27.59 inc VAT
Product Overview

The BRK 770MRL mains powered ionisation smoke alarm provides quick detection of fast flaming fires and is typically installed in upstairs landing areas. Fitted with a sealed re-chargeable lithium back-up battery, the 770MRL does not require a battery change for the life of the alarm, making it ideal for properties where replacing batteries would be inconvenient. Up to 12 alarms from the BRK 700MRL series can be interconnected by wire within a single system.

  • 230V mains powered smoke alarm
  • Sealed lithium back-up battery - does not need replacing for the life of the alarm
  • CE marked and Kitemarked to BS EN 14604
  • 5 year manufacturers warranty
  • Suitable for installations complying to BS 5839-6: 2013 Grade D, E and F
  • Quick to respond to fast flaming fires
  • Suitable for installing in upstairs landing areas
  • Up to 12 alarms from the 700MRL series can be hard wire interconnected
  • An interlinked system provides the earliest possible warning of fire
  • Test and hush button facility
  • Easy to install push-fit base plate

The table below shows all the units that can interconnect with the BRK mains powered smoke and heat alarms.

Alarms from the Same Series

Model Number Type of unit Type of interconnection
770MRL Ionisation Smoke Alarm Hard wire interconnect
760MRL Optical Smoke Alarm Hard wire interconnect
790MRL Heat Alarm Hard wire interconnect
Technical Data

This is the technical data for the Mains Powered Ionisation Smoke Alarm with Lithium Back-up Battery - BRK 770MRL.

Product Code BK770MRL
Weight 0.28kg
Dimensions (HxDia) 53x140mm
Sound Output 85dB at 3m
Back-Up Battery Sealed long life lithium
Operating Temperature +5 °C to +38 °C
Relative Humidity 10% to 85%

Technical Data Sheets

The following technical data sheets are available for this product:

Pricing & Availability

Model Stock Levels Price Weight
Product Code: BK770MRL
In Stock

£22.99 ex VAT

£27.59 inc VAT


Customer Reviews

1 customers have rated this product and it has an overall rating of 5 out of 5

All our reviews are written by real customers that have purchased this product from us and are publsihed without modification.

5 / 5 Stars

Reviewed by: MJ

Fits in place of an older model. does the job I need it to do.

Published on: 27th April 2016

Delivery Options

The following delivery options are available on this product.

Economy Delivery

Delivered in 2-3 working days by Royal Mail from £3.90 ex VAT - More info

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Delivered the next working day by UK Mail from £6.50 ex VAT - More info

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