Parallel Constant Wattage

nVent RAYCHEM constant wattage parallel circuit trace heating cables (also referred as zone heaters) are used for applications of frost protection of pipes , temperature maintenance of process fluids and tank heating


  • Easy to use: they can be cut-to-length on site
  • Provide high power output at elevated temperatures
  • Offer an economical alternative where benefits of self-regulating trace heating cables are not required
  • Reduces number of circuits, available for voltages up to 400 Vac

Connection and Protection