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GSM Switches

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GSM SwitchesGSM Switches
Walnut GSM Switch allows switching almost any Industrial or household appliances On or OFF remotely via mobile network.

User can Control & Monitor Remote sites / Machinery / Automobiles / Irrigation pump sets / Office & Home lights / Heating / Security systems / Tank level / Remote servers & routers, Industrial, Home & Office appliances by any Mobile or Land line phone from anywhere in the world.

Technical Specifications:
  • Multifunction programmable
  • Micro controller Based
  • SMPS Power Supply 
  • DTMF Based functioning / Call based
  • Water proof wall mount packaging.
  • Sim900A Quad band GSM850/900/1800/1900 MHZ
  • Operating temperature -20°C to 60°C
  • Optically Isolated 1/5 Relay output C NO 
  • Up to 21 Numbers Registration Memory (Authorization)
  • Instant SMS Alert / Beep indication
  • User selectable operating modes ( Open / Authentic / Miss Call)
  • Can be operated from anywhere, No distance limit.
  • Quick response time
  • Based on GSM Network, applied to many applications.

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