With Keypad
Handsfree analoge Phones without Keypad
Weatherproof flush mount telephone for emergency calls with 4 buttons. Optional self-testing "TUFTEST" capability with MS Windows compatible software.

  • Weatherproof
  • Hands-free and Hot-Line (Central Battery Operation)
  • 90dBA loudspeaker output
  • Pseudo-Full-Duplex communication
  • Long Fibre Optic Line option
  • Extremely rugged construction
  • Increased safety
  • Highly reliable operation & low cost of ownership
  • Colour St/St with option Yellow
  • Optional: TUFTEST facility for reporting of faults (Self-Test)
  • Optional: can also come with 12 Key Keypad


ProductsAnalogueHandsfree • With Keypad
Extek design and manufacture arduous & hazardous area telephones to individual customer specifications.


Maritime and Shipping
Rail, Tram and Metro
Airport and Aviation
Minning and Tunnels
Manufacturing, Power Stations and Industry
Roads and Highways
Medical and Pharmaceutical applications
High Noise Environment