OSSD safety switches from Mechan Controls
The Engineering Network Ltd
Posted to News on 4th Jun 2026, 10:00

OSSD safety switches from Mechan Controls

The O-Type range from Mechan Controls combines over 50 years of design experience with the latest in machine guard safety technology. Perfect for applications where guard-locking is not required, these switches deliver long life, high reliability, and advanced diagnostics.

OSSD safety switches from Mechan Controls

All pre-wired OSSD switches have a 2A capability, therefore would not need to go to a safety relay and can go straight to a contactor. Features include:

  • Uniquely coded RFID (yellow) or coded magnetic (black)
  • OSSD dual-channel outputs - reach CAT4, SIL3, PL-e
  • Connect up to 30 switches in series while maintaining full PL-e
  • IP67 and IP69K protection - fully sealed for washdown and harsh environments
  • No mechanical parts - ideal for high-cycle, tough conditions
  • External Device Monitoring (EDM) - monitor safety relays or contactors
  • 316 Stainless steel versions available in OHE1, OHE2 and OSSG with IP69K protection

There are a number of good reasons to choose O-Type OSSD switches:

  • Maintain Performance level E across multiple switches in series
  • Ideal for food, chemical, and industrial applications
  • Fully sealed for washdown and extreme environments
  • Eliminates the need for a separate safety monitoring device

Other features and benefits include:

  • Advanced LED Guard Status Indicator; External Device Monitoring (EDM)
  • Coded Magnetic or 4 Billion Code RFID
  • Adheres to ISO EN 14119; IP67 and IP69K Tested; CAT4, PL-e, SIL3
  • Compatible with most safety relays
  • Connect up to 30 switches in series while maintaining full safety compliance; CAT4, SIL3, PL-e

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OSSD safety switches from Mechan Controls
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OSSD safety switches from Mechan Controls


Mechan Controls Ltd

14/16 Seddon Place
Stanley Industrial Estate
WN8 8EB
UNITED KINGDOM

+44 (0)1695 722264

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