PolySwitch™ LVR Series Circuit Protection Devices

TE Connectivity

Raychem PolySwitch™ LVR Circuit Protection devices help protect electric motors and transformers used in commercial and home appliances from failures caused by mechanical overload, overheating, stall, lost neutral, and other potentially damaging conditions. This series includes components that are rated for line voltages of 120VAC and 240VAC, and up to 2A of operating current at +20°C.


  • Polymeric positive-temperature coefficient (PPTC) device
  • Solide state construction
  • Line voltage rated up to 265VAC
  • RoHS Compliant
  • UL/CSA/TUV recognition
  • Resettable device helps reduce repair cost
  • Senses both current and temperature
  • Low initial inline resistance
  • No cycling in tripped state
  • Rugged handling


  • Motor and compressor-winding protection
  • Primary-side overcurrent protection for transformers
  • Secondary-side protection for specific components on printed circuit boards
  • MOSFET protection
  • Replaces bi-metal breakers in certain applications