SFM3xxxBack to catalogFiltersProduct categoryGas flow sensors15Humidity sensors0Temperature sensors0NOx & VOC sensors0Formaldehyde sensors0CO₂ sensors0Particulate matter sensors0Liquid flow sensors0Differential pressure sensors0Mass flow controllers0Gas metering solutions0Refrigerants sensors0ClassEvaluation kit1Sensor14Accessory0Development board0Reference design0Product statusUpcoming2New1Active8Not recommended for new designs4Last time buy0Obsolete0InterfaceI²C11Analog voltage2Sensibus0PWM0SDM0UART0RS2320RS4850Switch0Device net0IO link0ModBus0Analog current0UpcomingCompare SFM3505-300-XNext generation compact flow sensor, 1.5% m.v. accuracyFull scale flow rate-150 - 300 slmTypical accuracy1.5% m.v.CalibrationAir and O₂Maximum operating pressure1.65 barFluidic connector portsO-RingInterfacesI²CSupply voltage3.2 - 3.4 VSize (LxWxH)57.5 x 27.5 x 29.4 mmSensorGas flow sensorsUpcomingCompare SFM3505-300Next generation compact flow sensor, 2.3% m.v. accuracyFull scale flow rate-150 - 300 slmTypical accuracy2.3% m.v.CalibrationAir and O₂Maximum operating pressure1.65 barFluidic connector portsO-RingInterfacesI²CSupply voltage3.2 - 3.4 VSize (LxWxH)57.5 x 27.5 x 29.4 mmSensorGas flow sensorsNewCompare SEK-SFM3505Gas flow sensor evaluation kit SFM3505Enables the evaluation of any version of the SFM3505 sensor. Included: 1 cable compatible with the SFM3505 sensor and with Sensirion’s SensorBridge What you need additionally: Sensor to evaluate: SFM3505-300, SFM3505-300-XSensor bridgeDownload Control Center Evaluation kitGas flow sensorsCompare SFM3119Compact digital flow sensor, 240 slmFull scale flow rate-10 - 240 slmTypical accuracy±2% m.v.CalibrationAir, O₂ and mixtures thereofMaximum operating pressure1.3 barFluidic connector portsO-ringInterfacesI²CSupply voltage2.7 - 5.5 VSize (LxWxH)57.5 x 27.5 x 29.4 mmSensorGas flow sensorsCompare SFM3020Analog flow sensor for high-volume respiratory devices, 160 slmFull scale flow rate-10 - 160 slmTypical accuracy±2% m.v.CalibrationAir and O₂Maximum operating pressure1.3 barFluidic connector portsMedical cone (22 mm)InterfacesAnalog voltageSupply voltage2.7 - 5.5 VSize (LxWxH)82 x 35 x 32 mmSensorGas flow sensorsCompare SFM3019Digital flow sensor for high-volume respiratory devices, 240 slmFull scale flow rate-10 - 240 slmTypical accuracy±2% m.v.CalibrationAir, O₂ and mixtures thereofMaximum operating pressure1.3 barFluidic connector portsMedical cone (22 mm)InterfacesI²CSupply voltage2.7 - 5.5 VSize (LxWxH)82 x 35 x 32 mmSensorGas flow sensorsCompare SFM3013-300-CLMVersatile digital flow sensor, calibrated for heliox, 300 slmFull scale flow rate-30 - 300 slmTypical accuracy±2% m.v.CalibrationAir, O₂, HeOx and mixtures thereofMaximum operating pressure1.3 barFluidic connector portsMedical cone (22 mm)InterfacesI²CSupply voltage2.7 - 5.5 VSize (LxWxH)82 x 35 x 32 mmSensorGas flow sensorsCompare SFM3013-300-CLVersatile digital flow sensor, pressure-resistant, 300 slmFull scale flow rate-30 - 300 slmTypical accuracy±2% m.v.CalibrationAir, O₂ and mixtures thereofMaximum operating pressure1.3 barFluidic connector portsMedical cone (22 mm)InterfacesI²CSupply voltage2.7 - 5.5 VSize (LxWxH)82 x 35 x 32 mmSensorGas flow sensorsCompare SFM3003-300-CLVersatile low pressure drop digital flow sensor, 300 slm, with capFull scale flow rate-30 - 300 slmTypical accuracy±2% m.v.CalibrationAir, O₂ and mixtures thereofMaximum operating pressure1.3 barFluidic connector portsMedical cone (22 mm)InterfacesI²CSupply voltage2.7 - 5.5 VSize (LxWxH)82 x 35 x 32 mmSensorGas flow sensorsCompare SFM3003-300-CETVersatile digital flow and temperature sensor, -150 to +300 slmFull scale flow rate-150 - 300 slmTypical accuracy±2.5% m.v.CalibrationAir and O₂ and mixtures of air/O₂Maximum operating pressure1.3 barFluidic connector portsMedical cone (22 mm)InterfacesI²CSupply voltage2.7 - 5.5 VSize (LxWxH)82 x 35 x 32 mmSensorGas flow sensorsCompare SFM3003-300-CEVersatile low pressure drop sensor, -150 slm to +300 slm, with capFull scale flow rate-150 - 300 slmTypical accuracy±2.5% m.v.CalibrationAir, O₂ and mixtures thereofMaximum operating pressure1.3 barFluidic connector portsMedical cone (22 mm)InterfacesI²CSupply voltage2.7 - 5.5 VSize (LxWxH)82 x 35 x 32 mmSensorGas flow sensorsNRNDCompare SFM3200Flow sensor for inspiratory use in respiratory devices, 250 slmFull scale flow rate-100 - 250 slmTypical accuracy±2% m.v.CalibrationAir and O₂Maximum operating pressure1.07 barFluidic connector portsMedical cone (22 mm)InterfacesI²CSupply voltage4.75 - 5.5 VSize (LxWxH)73 x 26 x 26.2 mmSensorGas flow sensorsProducts per page:1212
