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Product at a glance

SES 002 is a wired sensor for measuring the surface temperature of a hot water flow pipes and hot water tanks in central heating systems. It is optimised for use with SES302 or SES303 to provide accurate temperature information for transmission over a Z-Wave ® network. Up to four SES 002 can be cascaded with each SES302/SES303


  • Accurate surface temperature measurement
  • Optimised for use with SES302, SES303 (links to product pages)
  • Can be cascaded (up to four sensors) with supplied one-metre cable
  • Supplied with thermal pad for optimal heat transfer with metal surfaces
  • Can be installed on a water tank, using supplied tank housing over-pipe adapter
  • Supplied with one-metre communications cable


Measurement range (low) 0 °C to +65 °C
Measurement accuracy (low) ±0.5 °C
Measurement range +66 °C to +100 °C
Measurement accuracy ±1 °C
Dimensions (W x H x D) 20 mm x 79 mm x 24 mm (pipe sensor)
69 mm x 83 mm x 28 mm (tank sensor)
Weight 0.2 kg (approx.)
Case material Flame-retardant thermoplastic
Storage temperature -20 °C to +85 °C
Humidity (relative) 0% to 95%
Atmospheric pressure 980 hPA to 1035 hPa
Standards IEC 61010-1