690MBX Heat Alarm

//690MBX Heat Alarm

690MBX Heat Alarm

Key Features

  • 230V mains powered heat alarm
  • 9V alkaline battery back-up
  • Class A2 – Thermistor sensing technology
  • Test button
  • Low battery warning
  • Multi-alarm interlink (up to 12 smoke and heat units)
  • LED operating indicators
  • Alarm source indicator
  • 5 year guarantee
  • BS 5446-2: 2003

Manual Datasheet



The 690MBX heat alarm is mains powered with 9V alkaline battery back up that will provide power to the unit in the event of a mains failure. Designed for use in the kitchen, garage or attic, up to 12 compatible smoke and heat alarms can be linked for simultaneous warning.

Technical Specification

Model number 690MBX
Description 230V heat with alkaline battery bk-up
Technology Thermistor
Sensitivity N/A
Alarm sound level 85db at 3 metres
Battery type 9V PP3 Alkaline
Operation AC/DC AC
Installation positions Ceiling
Operating temperature 5°C (40°F) to 38°C (100°F)
Operating humidity 10% to 85% relative
Storage temperature 5°C (40°F) to 38°C (100°F)
Storage humidity 10% to 85% relative
Warranty 5 years
Dimensions – Alarm + Base 140mm (D) x 58mm (H)
Unit weight – Alarm 235g
Pack dimensions 141mm (H) x 141mm (W) x 66mm (D)
Pack weight TBC
Master pack quantity 10
Master pack dimensions TBC
Master pack weight TBC
Pack barcode 5.02239E+12
Outer barcode 1.50224E+13
Approvals BS 5446-2: 2003

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