AlarmSense A1R Rate of Rise Heat Detector
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AlarmSense A1R Rate of Rise Heat Detector

From: £15.59 inc VAT
£12.99 ex VAT
Product Overview

The AlarmSense A1R rate of rise heat detector from Apollo is designed to comply with BS 5839-1 and 6. The detector is triggered in to the alarm state as the temperature increases and features a fixed upper limit (55 °C) in case the temperature rate increase has been too slow. AlarmSense A1R heat detectors are ideal for environments which are smoky under normal conditions.

  • Detects a fire as the temperature increases
  • CE marked
  • Designed to comply with BS 5839-1 and 6
  • Features a fixed upper limit of 55 °C in case the increase in temperature is too slow
  • Available with three different base options:
  • Fitted with two LEDs for 360° visibility
  • The sounder beacon base enables compliance with the Disability Discrimination Act
  • Designed for use with the CFP AlarmSense two wire fire alarm panels
  • Ideal for use in environments that are smoky under normal conditions
  • White polycarbonate housing
Technical Data

Technical Data

This is the technical data for the AlarmSense A1R Rate of Rise Heat Detector.

Product Code
Standard mounting base FLASLHB
Sounder base FLASLHSB
Combined sounder/beacon base FLASLHSBB
Weight 0.10kg
Operating Voltage 9-33V
Quiescent Current <50µA at 15V
Alarm Current At 2-8.5V: <1.5mA
At 10.5-15V: 25 ± 2mA
At 18-24V: <1.5mA
At 33V: <2mA
Maximum Reset Voltage 2V
Reset Time 1s
Dimensions (HxDia) Detector only: 42x100mm
Detector with standard base: 50x100mm
Temperature Trigger 55 °C and rate of rise function

Product Datasheets

The following datasheets are available for this product.

Pricing & Availability

Model Stock Price
Standard mounting base
Product Code: FLASLHB
Stock Level:
1 in stock Expected dispatch: 22nd Oct

£15.59 inc VAT

£12.99 ex VAT

Sounder base
Product Code: FLASLHSB
Stock Level:
Available to order Expected dispatch: 24th Oct

£29.39 inc VAT

£24.49 ex VAT

Combined sounder/beacon base
Product Code: FLASLHSBB
Stock Level:
1 in stock Expected dispatch: 22nd Oct

£39.59 inc VAT

£32.99 ex VAT

Delivery Options

The following delivery options are available on this product.

Economy Delivery

£4.68 inc VAT - Delivered in 2-3 working days by Hermes

Next Working Day Delivery

£7.80 inc VAT - Delivered the next working day by Hermes

For dispatch today order within

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