2 Terminal White Grade 3 Surface Contact

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Grade 3 White Surface Door Contact with Magnetic Detection - Type A Resistor (For Honeywell, Microtech (Galaxy)) [SC513/WH/G3/A]

The  SC513/WH/G3/A  Grade 3 White Surface Door Contact with Magnetic Detection Type A Resistor used For Honeywell, Microtech (Galaxy) are suitable for a wide range of applications and can be used in Ungraded, Grade 1, Grade 2 and Grade 3 systems. These contacts are required to have a mechanical tamper and/or be potted/sealed. End of Line (EOL) resistors are also an option. They should also detect or be immune to rogue magnets.

A range of contacts in plastic which can be surface mounted and which will suit most domestic and commercial installations.


  • Pre-resistored
  • Magnetic detection
  • 10mm Operating gap
  • Also Available in Brown

Technical Specification:

  • Connections:  4- Core Pre-wired
  • Reed Switches:  1
  • Operating Gap:  10mm
  • Material:  Polystyrene
  • Size mm:  65 x 13.5 x 13mm
  • Contact Form:  SPST form A
  • Voltage Range:  1-50vDC
  • Switching Current:  500mA
  • Contact Material:  Rhodium
  • Magnetic detection:  Yes
  • Colours:  White
  • Resistor Type:  A
  • Switch:  1K Ohms
  • Tamper:  1K Ohms
  • Standards:  EN50131-2-6 Grade 3
  • Environmental Class:  II

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