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Onset Smart SensorsOnset’s award-winning Smart Sensors save you time and money by offering plug-and-play convenience and research-grade performance.

  • Plug-and-play architecture eliminates complicated wiring and programming
  • Rugged design for long-term use in harsh environmental conditions
  • Wide range of measurements available
  • Compatible with Onset’s HOBO U30 and HOBO H21 Weather Stations

Results: 1 to 10 of 33



Barometric Pressure Smart Sensor - S-BPB-CM50
  • Supported Measurements:
    Barometric Pressure
  • Range: 660 mb to 1070 mb (19.47 to 31.55 in. Hg)
  • Accuracy: ±3.0 mbar (0.088 in. Hg) over full pressure range at 25°C (77°F)

Compatible Data Loggers:
$249



12-bit 4-20mA Input Adapter Sensor - S-CIA-CM14
  • Supported Measurements:
    4-20mA
  • Range: 4-20 mA
  • Accuracy: ±40 µA ±0.3% of reading

Compatible Data Loggers:
$85



Photosynthetic Light (PAR) Smart Sensor - S-LIA-M003
  • Supported Measurements:
    Light Intensity
  • Range: 0 to 2500 umol/m2/sec, wavelengths of 400 to 700 nm
  • Accuracy: ±5 umol/m2/sec

Compatible Data Loggers:
$220



Solar Radiation Sensor (Silicon Pyranometer) - S-LIB-M003
  • Supported Measurements:
    Light Intensity
  • Range: 0 to 1280 W/m2
  • Accuracy: ±10 W/m2

Compatible Data Loggers:
$210



Leaf Wetness Smart Sensor - S-LWA-M003
  • Supported Measurements:
    Leaf Wetness
  • Range: 0 (dry) to 100% (wet)

Compatible Data Loggers:
$132



.01" Rain Gauge Smart Sensor (2m cable) - S-RGA-M002
  • Supported Measurements:
    Rainfall
  • Range: 0–10 cm or 0–5 in. per hour
  • Accuracy: ±1.0% at up to 20 mm or 1" per hour

Compatible Data Loggers:
$410



.2mm Rainfall Smart Sensor (2m cable) - S-RGB-M002
  • Supported Measurements:
    Rainfall
  • Range: 0–12.7 cm or 0–5 in. per hour
  • Accuracy: ±1.0% at up to 20 mm or 1" per hour

Compatible Data Loggers:
$410