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F42 Fence ControllerIDG21950


  • Two Zone fence controller
  • HV Plus Mode (Automatic Escalation)
  • F4 Fence Controllers can be installed as standalone or networked (HBUS) fence controllers
  • Onboard dipswitch configuration for standalone installation
  • Visual Fence Health and Alarm status display right at the fence controller
  • Service mode operation for ease maintenance with Magnetic Key
  • LV synchronization of allows for multiple fence controllers to be synchronized together
  • Smart battery management maintains site security if AC power fails
  • Auto backup testing and reporting for maintenance purposes
  • Auto temperature monitoring and pulse management for reliable operation in hostile environments
  • Magnetic Key & Power supply (excl fig 8 lead) included

Awards received

  • New product award for Outdoor Perimeter Protection - 2017 Security Today New Product of the Year Awards
  • Platinum Award Winner, Outdoor Perimeter Protection category - 2017 Govies Government Security Awards

See our awards page for more information.

SKU: G21950
Technology Variant
  • F41 Fence Controller
  • F42 Fence Controller

Alternative Part Number

  • G21951 - Canadian Variant

Fence Controllers
Fence Circuits 2  
Pulse rate 1 pulse per 1.5sec  
Low Feel 100% 1.0kV (500Ω)† 10% 0.4kV (500Ω)  
Output per Circuit 2.3/3.6   J
Maximum HV circuit resistance 300   ohms
HV 100% Nom 8.0kV  
HV Dual Pulse 10.0kV (wire to earth)  
Max recommended fence zone length 300   m
Sync options LV/HV  
Max contact rating 2 A at 20V DC / AC RMS  
Software Command Centre v7.40 or above  
Power supply voltage 89 - 265V AC, 50 / 60Hz   V/Hz
Power Consumption 55   W
Aux DC Output 12 - 15V 0.7A (re-settable fuse)   V/Hz
Internal Backup battery 4  
Protection rating IPX4   IP
Max LV sync cable distance 1.2km CAT5e/Copper, 50km Fibre   km
Standards compliance RCM, FCC, ROHS, CE, SANS 60335-2-76:2006 Edition 2.1, ASNZS 60335.2.76:2003 Edition 2.1 inc A1, A2, A3 IEC 60335-2-76:2002 Edition 2.2 inc A1:2006 + A2:2013Compliance and certification information is available on our support site or by contacting Gallagher  
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