Duct Units

Price £47 - £379

The Zeta duct unit allows air in a ventilation duct to be monitoried for smoke via a smoke detector mounted externally in a sealed chamber.  The unit comes supplied with 2 sampling probes (one in & one out) which are mounted through the duct in the centre of the air flow.

Series 65 Conventional Duct Smoke Detector 53546-021

  • For use with Series 65 or Orbis detectors
  • Operates in air speeds of 0.5m/s to 20m/s
  • Transparent cover to view detector head LED
  • Integral smoke test port
  • Volt-free contacts

53546-021

  • £56.41
  • (Exc. VAT: £47.01)
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Apollo Intelligent Duct Smoke Detector 53546-022

  • Operates in Air Speeds of 0.5m/s to 20m/s
  • Transparent Cover to View Detector Head LED
  • Integral Smoke Test Port

53546-022

  • £57.30
  • (Exc. VAT: £47.75)
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Fire Alarms, Fire Alarm Accessories, Duct Units - Zeta Duct Unit Enclosure

Zeta Duct Unit Enclosure

Zeta Alarms

  • £61.20
  • (Exc. VAT: £51.00)
  • In Stock

Zeta Duct Unit Enclosure

ZT-DU2

  • £61.20
  • (Exc. VAT: £51.00)
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Fire Alarms, Fire Alarm Accessories, Duct Units - Apollo Orbis Duct Detector

Apollo Orbis Duct Detector 53546-023

Apollo

  • £66.74
  • (Exc. VAT: £55.62)
  • In Stock

Apollo Orbis Duct Detector 53546-023

Key Features

  • For use with Series 65 or Orbis detectors.
  • Operates in air speeds of 0.5m/s to 20m/s.
  • Transparent cover to view detector head LED.
  • Integral smoke test port.
  • Volt-free contacts.

53546-023

  • £66.74
  • (Exc. VAT: £55.62)
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Hochiki SDP-3 Duct Detector Mounting Box Including 600mm Pipe SDP-3

  • Allows air duct sampling using standard detector or sensor.
  • Fits either square or round section ducting (with additional bracket).
  • One-tube air sampling system.
  • Simple installation/ maintenance with installer-friendly connection of cables.
  • Supplied with standard 600mm sampling pipe.

SDP-3

  • £110.15
  • (Exc. VAT: £91.79)
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Fire Alarms, Fire Alarm Accessories, Duct Units - Zeta Fire Alarm Duct Unit c/w 12V Relay Board

Zeta Fire Alarm Duct Unit c/w 12V Relay Board ZT-DU/12

Zeta Alarm Systems

  • £168.00
  • (Exc. VAT: £140.00)
  • In Stock

Zeta Fire Alarm Duct Unit c/w 12V Relay Board ZT-DU/12

The ZT-DU/12 enclosure c/w Fyreye base and relay board with form C relay outputs for alarm and for fault which requires 12V power supply.

ZT-DU/12

  • £168.00
  • (Exc. VAT: £140.00)
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Fire Alarms, Fire Alarm Accessories, Duct Units - Zeta Fire Alarm Duct Unit c/w 230V Relay Board

Zeta Fire Alarm Duct Unit c/w 230V Relay Board ZT-DU/230

Zeta Alarm Systems

  • £228.00
  • (Exc. VAT: £190.00)
  • In Stock

Zeta Fire Alarm Duct Unit c/w 230V Relay Board ZT-DU/230

The ZT-DU/230 enclosure c/w Fyreye base and relay board with form C relay outputs for alarm and for fault which requires 230V power supply.

ZT-DU/230

  • £228.00
  • (Exc. VAT: £190.00)
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Gent S4-34760 Duct Smoke Sensor Housing with Sensor Base & 0.6m Tube S4-34760

  • Direction of flow indicated by housing.
  • Single sampling tube.
  • Compatible with S-Quad Sensors.
  • Sampling tubes available in three lengths.
  • Mounting bracket available.
  • Remote LED can be installed via S-Quad monitor output.
  • Air Duct uses Venturi process.
  • Fully integrated into Vigilon loop.

S4-34760

  • £454.24
  • (Exc. VAT: £378.53)
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