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Flow Sensors - 584 - Blowout Sale! Save up to 52%


Blowout Sale! Up to 52% off on Flow Sensors at In The National Interest. Top brands include WINGONEER®, Zojan, uxcell, Sundance Spas, Baoblaze, Rosemount, Yibuy, BG Tech, WILLAI, YalinGE, Hilitand, Yundxi, non-brand, & LDI INDUSTRIES. Hurry! Limited time offers. Offers valid only while supplies last.



WINGONEER YF-S201 1-30L/min Water Flow Hall Counter / Sensor Water control Water Flow Rate Switch Flow Meter Flowmeter Counter
WINGONEER YF-S201 1-30L/min Water Flow Hall Counter / Sensor Water control Water Flow Rate Switch Flow Meter Flowmeter Counter
By WINGONEER®
In Stock
$45.62

mpn: JT1217, ean: 0723466646284,

4.4 out of 5 stars with 20 reviews
WINGONEER® trademark Reg.NO:4747611WINGONEER YF-S201 1-30L/min Water Flow Hall Counter / Sensor Water control Water Flow Rate Switch Flow Meter Flowmeter CounterFeatures:Light weight, small size, easy to install.Inlaid with stainless steel impeller shaft, durable wearable.Seal Ring with the upper and lower force structure never leaks.Precautions:Non-violent shock, and chemical erosion.Non-throwing or hitting.Mounted vertically, should not exceed 5 degrees inclination.Temperature of Medium


Generic YF-G1 Plastic Water Flow Hall Sensor Flowmeter / Counter - Black, G1''
Generic YF-G1 Plastic Water Flow Hall Sensor Flowmeter / Counter - Black, G1"
By Zojan
In Stock
$16.95
$15.55
You Save: 8%

mpn: YF-G1, ean: 0713458600332,

4.3 out of 5 stars with 193 reviews
Tube diameter: 1''; Water pressure: 100mohm; Accuracy: 1-60L/MIN ±3%; Flow pulse number: 4.8 x Q (Q is L/Min); Low temperature test: After storing in -20'C temperature for 72 hours and in room temperature for 1 hour, the accuracy is within ±5% comparing with the firs measurement; High temperature test: After storing in 85'C temperature for 72 hours and in room temperature for 1 hour, the accuracy is within ±3% comparing with the firs measurement. Dimensions:4.49 in x 2.8 in x 1.93


Uxcell HQ-A68-1 1-30L/minute G3/8'' Hall Effect Flow Sensor Counter for Water Heater
Uxcell HQ-A68-1 1-30L/minute G3/8" Hall Effect Flow Sensor Counter for Water Heater
By uxcell
In Stock
$17.25

mpn: a13050200ux0395, ean: 0700955392266,

4.4 out of 5 stars with 178 reviews
Used for water heaters, credit card machines, automatic water dispenser, such as flow measurement devices!Product Name : Hall Flow Sensor; Model : HQ-A668; Max Switching Current : 0.5A; Max Carry Current : 1.0A; Max Contact Resistance : 100 M Ohm. Max Load Power : 10W; Max Switching Voltage : 100V DC; Max Broken down Voltage : 220V DC; Starting Flow Rate : =. Start Water Pressure : . Response Time : 0.2S; Release Time : 0.2S; Connector Pin Number : 3 Pin; Material : Plastic, Metal; Total Size :


6560-860, Sundance Spas - Jacuzzi Flow Switch
6560-860, Sundance Spas - Jacuzzi Flow Switch
By Sundance Spas
In Stock
$37.67

mpn: 6560-860, ean: 4202250102176,

4.6 out of 5 stars with 169 reviews
Sundance Spas Flow Switch with transparent tee 3/4'' barb and a 3/8'' barb off the side. This flow switch fits all 1999-present 2 pump or 3 pump systems and 2001+ 1-Pump Capri Systems. Used on the following Spa Models: Sundance 800/850/880 Series, 1999 - Present Sweetwater and Portifino Series with Circulation Pump Jacuzzi J-300 LCD Series Models, 2002+ (with box end connectors). If you have a 2002+ LED J-300 use the 2560-040 (curled finger connector) Troubleshooting: A defective flow switch


Baoblaze 2Pieces 3/8'' Water Coffee Flow Sensor Switch Meter Flowmeter Counter 0.3-10L/min For Arduino
Baoblaze 2Pieces 3/8'' Water Coffee Flow Sensor Switch Meter Flowmeter Counter 0.3-10L/min For Arduino
By Baoblaze
In Stock
$25.18
$11.98
You Save: 52%

mpn: bb6a599f2c57bcb910e764a20d800a23, ean: 0735424132470,

4.3 out of 5 stars with 124 reviews
Description: - External threads: 3/8'' - Flow Range :0.3-10L / min - f=(21*Q)±2% Q=L/MIN - Working voltage range: 5-24 VDC - Pressure range: 0-0.8MPaSpecification: - Work temperature: 1- 100 ° - Allowing pressure: ≤ 0.8Mpa - Insulation resistance: >100 mΩ - Storage temperature: -40~+100 ° C - Output interface inner diameter: Approx. 0.9cm / 0.35 inch - Color: White - Material: plasticPackage Includes:2Pieces Water Flow SensorWe have many years of experience in selling merchandise online,


New Rosemount 265-10758624 Glass Flow Cell CEL-D-001 K-0.01 D612494
New Rosemount 265-10758624 Glass Flow Cell CEL-D-001 K-0.01 D612494
By Rosemount
In Stock
$28.20

mpn: D612494-265-10758624,

4.6 out of 5 stars with 170 reviews
NEW ROSEMOUNT 265-10758624 GLASS FLOW CELL CEL-D-001 K-0.01 D612494CUSTOM IDENTIFIER: ROSEMOUNT 265-10758624 D612494.


Yibuy White DC6V 1/2'' Electric Solenoid Valve Water Flow Pulse Control Switch
Yibuy White DC6V 1/2" Electric Solenoid Valve Water Flow Pulse Control Switch
By Yibuy
In Stock
$10.03

mpn: YBY20180732,

4.8 out of 5 stars with 272 reviews
Note:The color of the item may vary slightly due to photography and your own computer Features: 1.It is mainly used for inductive sanitary ware,faucet in bathroom. 2.The valve is open when it is positive pulse,off when it is negative pulse. 3.The working voltage is DC4.5V-6.5V. Specificaton: Color:White and Silver Dimension:71x65x36mm/2.79x2.55x1.41''(LxWxH) Material:Metal,plastic Connection Type: Thread Nominal diameter:15mm Flow direction:Unidirectional Form:diaphragm type


1/2inch Thread Hall Effect Water Flow Sensor Switch Flow Meter Meter
1/2inch Thread Hall Effect Water Flow Sensor Switch Flow Meter Meter
By BG Tech
In Stock
$23.99
4.9 out of 5 stars with 118 reviews
1/2inch Thread Hall Effect Water Flow Sensor Switch Flowmeter Meter Specification:Rated operating voltage : 5V DCThe maximum operating current : 15 mA (5V DC)Working voltage range : DC 5 ~ 18 VLoad capacity : less than 10 mAThe use of ambient temperature range : 0 ~ 100 degrees C (no icing state)The use of humidity range : 35% ~ 90%RH (frost free state)Allow the pressure : water pressure below 1.75Mpa, abnormal parts free of cracks, relaxation, expansion and deformation etc..Storage temperature


WILLAI 1pc 1-30L/min Water Flow Sensor 1/2'' Flowmeter Hall Flow Sensor Water Control
WILLAI 1pc 1-30L/min Water Flow Sensor 1/2'' Flowmeter Hall Flow Sensor Water Control
By WILLAI
In Stock
$32.00

mpn: E8-ES12-A655, ean: 8077082285368,

4.1 out of 5 stars with 147 reviews
1pc 1-30L/min Water Flow Sensor 1/2'' Flowmeter Hall Flow Sensor Water Control.


YalinGE G1/2'' DN15 Plastic Hall Turbine Water Flow Sensor Industry Meter 1-30L/Min
YalinGE G1/2" DN15 Plastic Hall Turbine Water Flow Sensor Industry Meter 1-30L/Min
By YalinGE
In Stock
$12.10

mpn: 66G-PU1-0E628, ean: 7013509784398,

4.6 out of 5 stars with 293 reviews
G1/2'' DN15 Plastic Hall Turbine Water flow sensor industry meter 1-30L/Min.


1 PCS HT-120 AC220V 1A G3/4''-3/4'' Thread Water Pump Flow Sensor Switch for Shower Flow Water Heater
1 PCS HT-120 AC220V 1A G3/4"-3/4" Thread Water Pump Flow Sensor Switch for Shower Flow Water Heater
By Hilitand
In Stock
$11.59
$11.47
You Save: 1%

mpn: Hilitand5bhdeqw43c, ean: 0715538470880,

4.7 out of 5 stars with 257 reviews
Specifications: Product model: HT-120 Medium pressure: < 0.6Mpa Medium temperature: < 70℃ Voltage: AC220V Working current: 1A Thread: G 3/4'' -3/4'' Size: 6.8 x 5.2cm / 2.68 x 2.05 in Weight: 169g Package included: 1 x Pump Flow Switch 2 x CircleAPPLICATION: It is mainly used in the household tap water pressurization in low water pressure area, especially the low water pressure ignition starting of the shower, and the automatic circulation of solar water heater.. STABLE


Automatic Water Level Control Valve Tower Tank Valve
Automatic Water Level Control Valve Tower Tank Valve
By Yundxi
In Stock
$10.99

mpn: DE0120175400002, ean: 0799392915367,

4.1 out of 5 stars with 45 reviews
This valve is the replacement of the traditional float ballcock, which can be applied to various systems of high water tanks, pools, water towers of the industry and civil construction, etc.Automatic control, low self-complementary water, water full automatic stopFour intakes, large volume of waterBeautiful appearance, small size, practical, simple installationWithout electricity, easy to use, long life, low failure rate, saving water resourcesWorking pressure range: 0.2-10kgApplicable Medium:


Pump Water Flow Sensor Machine G1/2 Thread for Booster Pump Magnetic Automatic Control Switch
Pump Water Flow Sensor Machine G1/2 Thread for Booster Pump Magnetic Automatic Control Switch
By Hilitand
In Stock
$10.79

mpn: Hilitanducz32y7aqx, ean: 0700890054007,

4.8 out of 5 stars with 199 reviews
Description: It is widely applicable to increase water pressure in low water pressure area, especially for low water pressure of shower or automatic cycle of solar water heater. Specifications: Material: Metal Model: HT-30 Working Voltage: 24V Input Voltage: 0-110V Load Current: 0.2A Water Pressure:MAGNETIC CONTROL: This water flow switch uses water flow magnetic control device and on-off control sensing elements, so as to switch on or off pump.. HIGH TEMPERATURE RESISTANT: High temperature


High Sensitivity Magnetic Stainless Steel Water Flow Switch Sensor On-Off Output G1/2 DN15 Male Thread
High Sensitivity Magnetic Stainless Steel Water Flow Switch Sensor On-Off Output G1/2 DN15 Male Thread
By Hilitand
In Stock
$16.99
$16.82
You Save: 1%

mpn: Hilitando3zxeaqgnv, ean: 0700890053079,

4.3 out of 5 stars with 265 reviews
Description: Water flow switch is a very important part in the instant water heater. When there is a certain water flow through inlet, electric circuits is connected and water heater begin to heat. When the water flow stops, the water heater stops working. Magnetic type water flow switch controls switching on and off through the magnet, which is safe and reliable. Specifications: Inlet/Outlet Thread: G1/2 (DN15) Ambient Temperature: ≥1°C Operating Temperature: ≤120°C Min.


Pump Flow Control Switch G3/4 Female to G1/2 Male Thread for Booster Pump
Pump Flow Control Switch G3/4 Female to G1/2 Male Thread for Booster Pump
By Hilitand
In Stock
$10.79

mpn: Hilitandzgndq1oite, ean: 0700890072889,

4.3 out of 5 stars with 46 reviews
Description: It is widely applicable to increase water pressure in low water pressure area, especially for low water pressure of shower or automatic cycle of solar water heater. Specifications: Material: Metal Operating Current: 1A Operating voltage: AC 220V Water Pressure:MAGNETIC CONTROL: This water flow switch uses water flow magnetic control device and on-off control sensing elements, so as to switch on or off pump.. HIGH TEMPERATURE RESISTANT: High temperature resistant material is used


Durable Water Flow Switch Magnetic Water Sensor G1/2 Silver Female Thread 0.75L/Min
Durable Water Flow Switch Magnetic Water Sensor G1/2 Silver Female Thread 0.75L/Min
By Hilitand
In Stock
$15.99
$15.83
You Save: 1%

mpn: Hilitand0kcgg7dxwy, ean: 0700890053345,

4.7 out of 5 stars with 236 reviews
Specifications: Material: Metal Suitable environment temperature: ≥1℃ Suitable working temperature: ≤120℃ Minimum starting flow: ≥0.75L/min Rated working pressure: ≤0.65Mpa Maximum pressure of the shell: ≤1.5Mpa Connection: G1/2 Size: Approx. 60 x 23.8mm / 2.36 x 0.93inch Weight: 115g Quantity: 1pc Range and conditions of Signal output load DC24V/1A, AC36V/1A or AC220V/0.1A: The environment temperature can not lower than 0 ℃. Do not knock the shell. Stay away from magnetic


Stainless Steel 100V 10W Water Flow Sensor Switch 1/2PT Male Thread with Cable
Stainless Steel 100V 10W Water Flow Sensor Switch 1/2PT Male Thread with Cable
By Hilitand
In Stock
$15.99
$15.83
You Save: 1%

mpn: Hilitandiz3rwqf9pt, ean: 0700890054427,

4.1 out of 5 stars with 76 reviews
Specification: Material: Stainless steel Model: zfs-03s Rated current: 0.3A Operating Voltage: 100V Power: 10W Minimum starting flow rate: ≥0.75/ min Operating water pressure: ≤0.65MPa Temperature range: 1-100°C Cable length: Approx. 30cm / 11.81inch Connection: 1/2PT Weight: 130g Quantity: 1pc Package Included: 1 x Water Flow SensorPREMIUM QUALITY: High quality, high accuracy.. S/S: Made of stainless steel, strong and durable.. EASY TO INSTALL&USE: Easy to install and convenient to use..


Baoblaze GM520 Digital Manometer with USB Interface, Differential Pressure Gauge, Air Pressure Testing Instrument Tester with LCD
Baoblaze GM520 Digital Manometer with USB Interface, Differential Pressure Gauge, Air Pressure Testing Instrument Tester with LCD
By Baoblaze
In Stock
$186.88
$88.99
You Save: 52%

mpn: 3520a20e83873dc29eaecfff506b62c7, ean: 0712758325334,

4.9 out of 5 stars with 23 reviews
Description: - Large LCD backlit display for easy reading. - USB port helps to export your data to your PC - Low battery indication and auto power off. - Differential mode and record mode, Data record and adjustment function. - Silicone button, high quality plastic case for a comfortable feel.Specification: - Material: plastic + electronic components - Size: 170x75x35 mm / 6.69x2.95x1.37 inch - Measuring range: ±35kPa (GM520) - Accuracy: ±0.3% FSO (25 ° C) - Repeatability: ±0.2% (maximum


MagiDeal GM520 Portable USB Digital LCD Pressure Gauge Manometer Accurate Measurement
MagiDeal GM520 Portable USB Digital LCD Pressure Gauge Manometer Accurate Measurement
By non-brand
In Stock
$177.98
$88.99
You Save: 50%

mpn: STK0173003737, ean: 0712758295576,

4.1 out of 5 stars with 77 reviews
You will find what you want in Sports & Outdoors, Home & Kitchen, Beauty, Clothing, Health & Household, Tools & Improvement, Automotive Parts etc.Description: - Large LCD backlit display for easy reading. - USB port helps to export your data to your PC - Low battery indication and auto power off. - Differential mode and record mode, Data record and adjustment function. - Silicone button, high quality plastic case for a comfortable feel.Specification: - Material: plastic + electronic components


Oiler Constant Level
Oiler Constant Level
By LDI INDUSTRIES
In Stock
$267.96

mpn: RCL313,

4.9 out of 5 stars with 52 reviews
Constant Level Oiler Top Fill With Sight Window Capacity 9 oz. Bowl Dia (In.) 3 Glass Mounting Thread 1/2 Outlet 1/2 1/8 Air Vent Max Operating Temp (F) 160 Function Automatically Maintain Oil Levels in Bearing Pump or Gear Housings Line Shafts and Moistening Pads.



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