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Bidirectional Flow Sensors

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Type	Sensor Type	For Use With	Range	Accuracy	Output Voltage	Operation Mode	Operating Supply Voltage	Port Size	Housing Material
Flow Sensors 250 slm, Bidirectional Digital Flow Meter designed for Medical Applications - Disposable Single Use Version SFM3300-D Sensirion 1: $42.42 1,473In Stock	Mfr. Part No. SFM3300-D Mouser Part No 403-SFM3300-D	Sensirion	Flow Sensors 250 slm, Bidirectional Digital Flow Meter designed for Medical Applications - Disposable Single Use Version Learn More about Sensirion sfm digital flow meters	Datasheet	1,473In Stock	$42.42 $38.91 $37.52 $34.43 View $32.91 $31.64 $31.40 Quote	Min.: 1 Mult.: 1	Air Flow Sensor		Air, Oxygen, Non-Aggressive Gases	+/- 250 slm	7 %		Bidirectional	5 V		Plastic
Flow Sensors Digital Multigas Mass Flow Meter with exchangeable connectors (6 mm Legris included). Measurement range: 2 slm - 0.002 slm. SFM5500-2slm Sensirion 1: $1,061.85 2In Stock	Mfr. Part No. SFM5500-2slm Mouser Part No 403-SFM5500-2SLM	Sensirion	Flow Sensors Digital Multigas Mass Flow Meter with exchangeable connectors (6 mm Legris included). Measurement range: 2 slm - 0.002 slm. Learn More about Sensirion sfm5x mass flow meters	Datasheet	2In Stock	$1,061.85 $1,012.83	Min.: 1 Mult.: 1	Mass Flow Meter	Flow Meter	Gases	2 slm	0.8 %		Bidirectional	15 V to 26.4 V		Aluminum
Flow Sensors Digital (Mass) Flow Meter with range of -10slm to +240slm SFM3119-240-CL Sensirion 1: $124.69 116In Stock	Mfr. Part No. SFM3119-240-CL Mouser Part No 403-SFM3119-240-CL	Sensirion	Flow Sensors Digital (Mass) Flow Meter with range of -10slm to +240slm Learn More about Sensirion sfm3119 flow meter	Datasheet	116In Stock	$124.69 $116.02 $112.79 $108.20 $104.43	Min.: 1 Mult.: 1	Low Pressure Drop Digital Flow Meter	Digital Flow Meter	Air, Oxygen, Non-Aggressive Gases	- 10 slm to 240 slm	2.5 %		Bidirectional	3.3 V	19 mm	Polyphenylene Ether (PPE)
Flow Sensors Digital Mass Flow Meter for O2, 0-20 slm, Legris SFM4100-O2 Legris Sensirion 1: $199.92 15In Stock	Mfr. Part No. SFM4100-O2 Legris Mouser Part No 403-SFM4100-O2LEGRIS	Sensirion	Flow Sensors Digital Mass Flow Meter for O2, 0-20 slm, Legris Learn More about Sensirion sfm4100 flow meters	Datasheet	15In Stock	$199.92 $191.98 $182.58 $167.92 View $165.59 Quote	Min.: 1 Mult.: 1	Gas Flow Meter		Oxygen	20 L/min	3 %		Bidirectional	3.5 V to 9 V		Stainless Steel
Flow Sensors Bi-directional AFW G-MAFCO-005 TE Connectivity / Measurement Specialties 1: $47.69 727In Stock	Mfr. Part No. G-MAFCO-005 Mouser Part No 824-G-MAFCO-005	TE Connectivity / Measurement Specialties	Flow Sensors Bi-directional AFW	Datasheet	727In Stock	$47.69 $46.50 $45.73 $45.15 View $44.49 $22.62	Min.: 1 Mult.: 1	Mass Air Flow Sensor		Air				Bidirectional
Flow Sensors Digital Multigas Mass Flow Controller with exchangeable connectors (6 mm Legris included). Control range: 50 sccm - 0.05 sccm. SFC5500-50sccm Sensirion 1: $1,648.94 14In Stock	Mfr. Part No. SFC5500-50sccm Mouser Part No 403-SFC5500-50SCCM	Sensirion	Flow Sensors Digital Multigas Mass Flow Controller with exchangeable connectors (6 mm Legris included). Control range: 50 sccm - 0.05 sccm. Learn More about Sensirion sfc5500 controllers	Datasheet	14In Stock	$1,648.94 $1,519.57	Min.: 1 Mult.: 1	Mass Flow Controller	Flow Meter	Gases	50 slm	0.8 %		Bidirectional	15 V to 26.4 V		Aluminum
Flow Sensors Compact Liquid Flow Meter - 1.50 ul/min LG16-0150D 7000 nl/min Sensirion 1: $665.83 62In Stock	Mfr. Part No. LG16-0150D 7000 nl/min Mouser Part No 403-LG160150D7000	Sensirion	Flow Sensors Compact Liquid Flow Meter - 1.50 ul/min Learn More about Sensirion lg16 flow meters	Datasheet	62In Stock	$665.83 $623.96 $614.32 View Quote	Min.: 1 Mult.: 1	Liquid Flow Meter	Flow Sensor	Liquid	0 uL/min to 7 uL/min			Bidirectional	5 V	UNF 6-40
Flow Sensors Compact Liquid Flow Meter - 80 ul/min H20 LG16-0430D 80 ul/min Sensirion 1: $665.83 130In Stock 275On Order	Mfr. Part No. LG16-0430D 80 ul/min Mouser Part No 403-LG160430D80	Sensirion	Flow Sensors Compact Liquid Flow Meter - 80 ul/min H20 Learn More about Sensirion lg16 flow meters	Datasheet	130In Stock 275On Order On Order Ship Dates Mfr. No: LG16-0430D 80 ul/min Stock: 130 Can Dispatch Immediately On Order: 100 Expected 21/10/2026 175 Expected 30/12/2026 Factory Lead Time: 19 Weeks	$665.83 $623.96 $614.91 Quote Quote	Min.: 1 Mult.: 1	Liquid Flow Meter	Flow Sensor	Liquid	0 uL/min to 80 uL/min			Bidirectional	5 V	UNF 6-40
Flow Sensors Liquid Flow Meter SLF3S-1300F Sensirion 1: $183.10 134In Stock 200Expected 09/12/2026	Mfr. Part No. SLF3S-1300F Mouser Part No 403-SLF3S-1300F	Sensirion	Flow Sensors Liquid Flow Meter Learn More about Sensirion SLF3S 1300F	Datasheet	134In Stock 200Expected 09/12/2026	$183.10 $169.94 $161.30 $152.08 View $149.26 Quote	Min.: 1 Mult.: 1	Liquid Flow Sensor	Flow Sensor	Liquid	0 mL/min to 40 mL/min	5 %, 10 %		Bidirectional	3.5 V	UNF 1/4 - 28	Polyphenylene Sulfide (PPS)
Flow Sensors Sensirion liquid flow sensor for higher flow rates up to 1l/min SLF3S-4000B Liquid Flow Sensor Sensirion 1: $172.73 131In Stock 550Expected 21/10/2026	Mfr. Part No. SLF3S-4000B Liquid Flow Sensor Mouser Part No 403-SLF3S-4000B	Sensirion	Flow Sensors Sensirion liquid flow sensor for higher flow rates up to 1l/min Learn More about Sensirion slf3s 4000b	Datasheet	131In Stock 550Expected 21/10/2026	$172.73 $161.25 $156.97 $148.03 View $144.64 Quote	Min.: 1 Mult.: 1	Liquid Flow Meter	Flow Sensor	Liquid	0 mL/min to 1 L/min	5 %, 10 %, 20 %		Bidirectional	3.5 V	4 mm Barbed	Polyphenylene Sulfide (PPS)
Flow Sensors Media Isolated Microfluidic Non-invasive Liquid Flow Meter - 5000 ul/min SLI-2000 Liquid Flow Meter Sensirion 1: $1,277.90 20In Stock 112Expected 28/10/2026	Mfr. Part No. SLI-2000 Liquid Flow Meter Mouser Part No 403-SLI-2000LFM	Sensirion	Flow Sensors Media Isolated Microfluidic Non-invasive Liquid Flow Meter - 5000 ul/min Learn More about Sensirion sli liquid flow meters	Datasheet	20In Stock 112Expected 28/10/2026	$1,277.90 $1,198.34	Min.: 1 Mult.: 1	Liquid Flow Meter	Flow Meter	Liquid	0 uL/min to 5000 uL/min	5 %	0 V to 10 V	Bidirectional	5 V
Flow Sensors 120 ml/min Liquid Flow Meter SLQ-QT500 Sensirion 1: $1,584.26 9In Stock 25On Order	Mfr. Part No. SLQ-QT500 Mouser Part No 403-SLQ-QT500	Sensirion	Flow Sensors 120 ml/min Liquid Flow Meter Learn More about Sensirion slq qt500 meter	Datasheet	9In Stock 25On Order On Order Ship Dates Mfr. No: SLQ-QT500 Stock: 9 Can Dispatch Immediately On Order: 10 Expected 02/12/2026 15 Expected 30/12/2026 Factory Lead Time: 17 Weeks	$1,584.26 $1,508.33	Min.: 1 Mult.: 1	Liquid Flow Meter	Flow Meter	Liquid	120 mL/min	5 %	0 V to 10 V	Bidirectional	3.5 V	6.35 mm	Plastic
Flow Sensors LD20-2600B Sensirion 1: $83.07 146In Stock	Mfr. Part No. LD20-2600B Mouser Part No 403-LD20-2600B	Sensirion	Flow Sensors Learn More about Sensirion ld20 2600b liquid flow sensor	Datasheet	146In Stock	$83.07 $76.97 $74.70 $71.98 View $70.10 $68.39 Quote	Min.: 1 Mult.: 1				16.6 ml/min			Bidirectional	3.2 V to 3.8 V	6 mm	Polyetherimide (PEI)
Flow Sensors Digital Multigas Mass Flow Controller Control range: 200 slm - 0.2 slm SFC5500-200slm Sensirion 1: $1,731.77 7In Stock	Mfr. Part No. SFC5500-200slm Mouser Part No 403-SFC5500-200SLM	Sensirion	Flow Sensors Digital Multigas Mass Flow Controller Control range: 200 slm - 0.2 slm Learn More about Sensirion sfc5500 controllers	Datasheet	7In Stock	$1,731.77 $1,649.93	Min.: 1 Mult.: 1	Mass Flow Controller	Flow Meter	Gases	200 slm	0.8 %		Bidirectional	15 V to 26.4 V		Aluminum
Flow Sensors Digital Multigas Mass Flow Controller with exchangeable connectors (6 mm Legris included). Control range: 2 slm - 0.002 slm. SFC5500-2slm Sensirion 1: $1,555.61 7In Stock	Mfr. Part No. SFC5500-2slm Mouser Part No 403-SFC5500-2SLM	Sensirion	Flow Sensors Digital Multigas Mass Flow Controller with exchangeable connectors (6 mm Legris included). Control range: 2 slm - 0.002 slm. Learn More about Sensirion sfc5500 controllers	Datasheet	7In Stock	$1,555.61 $1,480.08	Min.: 1 Mult.: 1	Mass Flow Controller	Flow Meter	Gases	2 slm	0.8 %		Bidirectional	15 V to 26.4 V		Aluminum
Flow Sensors Digital (Mass) Flow Meter with range of -30slm to +300slm SFM3003-300-CL Sensirion 1: $126.21 35In Stock	Mfr. Part No. SFM3003-300-CL Mouser Part No 403-SFM3003-300-CL	Sensirion	Flow Sensors Digital (Mass) Flow Meter with range of -30slm to +300slm Learn More about Sensirion sfm3003 flow meters	Datasheet	35In Stock	$126.21 $117.45 $116.88 $110.61 View $106.32 $104.95 Quote	Min.: 1 Mult.: 1	Digital Mass Flow Meter	Flow Meter	Air, Oxygen	- 30 slm to 300 slm	2.5 %		Bidirectional	3.3 V	19.8 mm	Polyphenylene Ether (PPE)
Flow Sensors -100 slm to +250 slm (bi-directional)Digital Flow Meter designed for Medical Applications - Autoclavable & cleanable Version SFM3200-AW Sensirion 1: $268.31 14In Stock	Mfr. Part No. SFM3200-AW Mouser Part No 403-SFM3200-AW	Sensirion	Flow Sensors -100 slm to +250 slm (bi-directional)Digital Flow Meter designed for Medical Applications - Autoclavable & cleanable Version Learn More about Sensirion sfm3200 digital flow meter	Datasheet	14In Stock	$268.31 $237.89 $212.28 $195.26 View $192.77 Quote	Min.: 1 Mult.: 1	Air Flow Sensor		Air, Oxygen, Non-Aggressive Gases	- 100 slm to 250 slm	7 %		Bidirectional	5 V		Plastic
Flow Sensors Sensor device SFM4100-Air-N2-Legris Sensirion 1: $199.92 38In Stock	Mfr. Part No. SFM4100-Air-N2-Legris Mouser Part No 403-SFM4100AIR	Sensirion	Flow Sensors Sensor device Learn More about Sensirion sfm4100 flow meters	Datasheet	38In Stock	$199.92 $186.89 $182.04 $173.33 $173.32	Min.: 1 Mult.: 1	Mass Flow Meter		Air, Non-Aggressive Gases	20 slm	3 %		Bidirectional	5 V to 9 V	6.25 mm	Polyamide (PA)
Flow Sensors Pressure-resistant gas flow sensor with high resolution SFM4300-50-B Sensirion 1: $145.96 69In Stock	Mfr. Part No. SFM4300-50-B Mouser Part No 403-SFM4300-50-B	Sensirion	Flow Sensors Pressure-resistant gas flow sensor with high resolution Learn More about Sensirion sfm4300	Datasheet	69In Stock	$145.96 $136.03 $132.33 $126.87 View Quote	Min.: 1 Mult.: 1	Pressure Resistant Gas Flow Sensor	Flow Sensor	O2, Air, N2O, CO2 and Mixtures	50 slm	3 %		Bidirectional	3.3 V	7 mm	Polyamide (PA)
Flow Sensors Digital Multigas Mass Flow Meter with exchangeable connectors (6 mm Legris included). Measurement range: 10 slm - 0.01 slm. SFM5500-10slm Sensirion 1: $1,093.34 2In Stock 2Expected 14/10/2026	Mfr. Part No. SFM5500-10slm Mouser Part No 403-SFM5500-10SLM	Sensirion	Flow Sensors Digital Multigas Mass Flow Meter with exchangeable connectors (6 mm Legris included). Measurement range: 10 slm - 0.01 slm. Learn More about Sensirion sfm5x mass flow meters	Datasheet	2In Stock 2Expected 14/10/2026	$1,093.34 $1,027.13	Min.: 1 Mult.: 1	Mass Flow Meter	Flow Meter	Gases	10 slm	0.8 %		Bidirectional	15 V to 26.4 V		Aluminum
Flow Sensors Digital Multigas Mass Flow Meter with exchangeable connectors (6 mm Legris included). Measurement range: 50 sccm - 0.05 sccm. SFM5500-50sccm Sensirion 1: $1,093.34 3In Stock	Mfr. Part No. SFM5500-50sccm Mouser Part No 403-SFM5500-50SCCM	Sensirion	Flow Sensors Digital Multigas Mass Flow Meter with exchangeable connectors (6 mm Legris included). Measurement range: 50 sccm - 0.05 sccm. Learn More about Sensirion sfm5x mass flow meters	Datasheet	3In Stock	$1,093.34 $1,027.13	Min.: 1 Mult.: 1	Mass Flow Meter	Flow Meter	Gases	50 slm	0.8 %		Bidirectional	15 V to 26.4 V		Aluminum
Flow Sensors Compact Liquid Flow Meter - 80 ul/min with 1/4-28 port LG16-0431D 80 ul/min 1/4-28 Ports Sensirion 1: $665.83 14In Stock	Mfr. Part No. LG16-0431D 80 ul/min 1/4-28 Ports Mouser Part No 403-LG160431DQPORTS	Sensirion	Flow Sensors Compact Liquid Flow Meter - 80 ul/min with 1/4-28 port Learn More about Sensirion lg16 flow meters	Datasheet	14In Stock	$665.83 $629.40 $615.81 View Quote	Min.: 1 Mult.: 1	Liquid Flow Meter	Flow Sensor	Liquid	0 uL/min to 80 uL/min			Bidirectional	5 V	UNF 6-40
Flow Sensors Chemical-Resistant Flow Meter - 40 ml/min LS32-1500 Liquid Flow Meter Sensirion 1: $1,042.43 9In Stock	Mfr. Part No. LS32-1500 Liquid Flow Meter Mouser Part No 403-LS32-1500LFM	Sensirion	Flow Sensors Chemical-Resistant Flow Meter - 40 ml/min Learn More about Sensirion ls32 1500 meters	Datasheet	9In Stock	$1,042.43 $948.11	Min.: 1 Mult.: 1	Flow Meter	Flow Sensor	Liquid	0 mL/min to 40 mL/min	5 %		Bidirectional	5 V	1/4-28
Flow Sensors Digital Multigas Mass Flow Controller Control range: 10 slm - 0.01 slm. SFC5500-10slm Sensirion 1: $1,555.60 5In Stock 7Expected 13/01/2027	Mfr. Part No. SFC5500-10slm Mouser Part No 403-SFC5500-10SLM	Sensirion	Flow Sensors Digital Multigas Mass Flow Controller Control range: 10 slm - 0.01 slm. Learn More about Sensirion sfc5500 controllers	Datasheet	5In Stock 7Expected 13/01/2027	$1,555.60 $1,480.08	Min.: 1 Mult.: 1	Mass Flow Controller	Flow Meter	Gases	10 slm to 0.01 slm	0.8 %		Bidirectional	15 V to 26.4 V		Aluminum
Flow Sensors Versatile, digital gas flow sensor, flow range from -150 to 300 slm, with temperature sensor in the gas path. SFM3003-300-CET Sensirion 1: $141.92 74In Stock	Mfr. Part No. SFM3003-300-CET Mouser Part No 403-SFM3003-300-CET	Sensirion	Flow Sensors Versatile, digital gas flow sensor, flow range from -150 to 300 slm, with temperature sensor in the gas path. Learn More about Sensirion sfm3003 flow meters	Datasheet	74In Stock	$141.92 $132.22 $125.29 $121.71 View $119.12 Quote	Min.: 1 Mult.: 1	Flow Meter	Flow Sensor		- 150 slm to 300 slm	4 %		Bidirectional	3.3 V