Zeta Infinity 8-Zone Conventional Fire Alarm Panel

123,080.00 excl. VAT

(IN1, IN2, IN4, IN6, IN8)


The Infinity 8 control panel is housed in the most attractive, modern designed, flame retardent ABS enclosure, utilising a switch mode power supply. It has a fully removable front cover which improves ease of access for cable installations.

Optional Metal Backbox

The Infinity 8 panel can also be ordered with a metal back box facilitating upto 7ah batteries to fit within the panel housing. To order this version add “/M” to the end of the model number (i.e. IN1/M, IN2/M, etc.)


  •  Access via password – removes problem of lost keys
  • One man test facility
  • Disablement facility for zones & sounders
  • Space for up to 3Ah batteries
  • Sounder delay option
  • 4 sounder circuits (IN4, IN6 & IN8)
  • Sounder circuits 3 and/or 4 can be configured as Aux 24V supplies meets

Technical Specifications

 Model IN1 IN2 IN4 IN6 IN8
Part No 37-650 37-651 37-652 37-653 37-654
Mains Voltage 230V AC +10% / -15% @ 50/60 Hz
System Voltage 24V DC (Nominal)
Zone Voltage 21V DC (Nominal)
Sounder Alarm Output 2 x 150mA @ 24V DC 4 x 150mA @ 24V DC
Fire Relay 1 x Volt Free Relay, SELV @ 1A Max
Fault Relay 1 x Volt Free Relay, SELV @ 1A Max
Zone Capacity 32 devices per zone
Remote sounder operation Via N/O contact connected to Class Change
Sounder Activation Delay 0 to 10 minutes in 1 minute increments
Zone End of line 1N4002 Diode (Cathode Stripe to Zone +ve)
Sounder End of Line 10K resistor
Charger Voltage 27.6V
Battery cut off Battery voltage less than 20V
Battery Internal Resistance limit 0.9 ohm
Enclosure size 371 x 302 x 93 (mm)
Weight 3 kg (Excluding Batteries)
Maximum battery space 2 x 3.4 Ah, 12 Vdc sealed lead acid


Sounder/Red Body S3-S-R
Sounder/White Body S3-S-W
Voice Sounder
Voice Sounder/Red Body S3-V-R
Voice Sounder/White Body S3-V-W
Sounder VAD
Sounder/HP White VAD/Red Body S3-S-VAD-HPW-R
Sounder/HP Red VAD/Red Body S3-S-VAD-HPR-R
Sounder/HP White VAD/White Body S3-S-VAD-HPW-W
Sounder/HP Red VAD/White Body S3-S-VAD-HPR-W
Voice Sounder VAD
Voice Sounder/HP White VAD/Red Body S3-V-VAD-HPW-R
Voice Sounder/HP Red VAD/Red Body S3-V-VAD-HPR-R
HP White VAD/Red body S3-VAD-HPW-R
HP Red VAD/Red Body S3-VAD-HPR-R
Standard Power Sounder VAD
Sounder/Standard Power White VAD/Red Body S3-S-VAD-LPW-R
Sounder/Standard Power Red VAD/Red Body S3-S-VAD-LPR-R
EP Range (IP66 rated)
Sounder/Red Body/EP S3EP-S-R
Voice Sounder/HP White VAD/Red Body/EP S3EP-V-VAD-HPW-R
Voice Sounder/HP Red VAD/Red Body/EP S3EP-V-VAD-HPR-R


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