Hochiki CHQ-DSC2(SCI)

Analog Dual Sound Controller with SCI

Condition: New
Brand: Hochiki
Status: Active
SKU: 113605
Manufacturer Part #: CHQ-DSC2(SCI)


Model CHQ-DSC2(SCI)/SIL is a Dual Sounder Controller, which has been designed to provide two sounder outputs (that can be driven separately) with full fault monitoring. The monitored input can be used for local power supply fault monitoring or as a general-purpose input. The unit utilises simple DIL switches for reliable addressing. A back box is also available (CHQ-BACKBOX) which, when used in conjunction with the CHQ-DSC2(SCI)/SIL, increases the IP rating to IP65.

Additional information

Weight 0.8 lbs
Dimensions 6.18 × 5.00 × 1.38 in



Voltage Range

17 – 41 VDC

Production Status



  • Single Loop Address
  • Each alarm circuit fused at 1 amp
  • Two independent sounder circuits, each fully monitored for open and short circuit faults
  • Auxiliary monitored input
  • Outputs can be driven continuously or synchronised pulsed sounder drive
  • “Smart-Fix” housing system for flexibility
  • Features an integral SCI
  • Approved by LPCB
  • Approved to SIL2

Analogue Dual Sound Controller with SCI


Hochiki - Data Sheet