Flow Sensors / Sensors - Huge Savings! Save up to 19%


Huge Savings! Up to 19% off on Flow Sensors (in Sensors) at Band Electric [65]. Top brands include Gems Sensors, EKM Metering Inc., Dwyer, OnSite Pro, Xinwoer, Jimfoty, Acogedor, Yanmis, Taidda, Thincol, & Aufee. Hurry! Limited time offers. Offers valid only while supplies last.



Gems Sensors FS-150 Series Polypropylene Flow Switch with Low Pressure Drop, Inline, Piston Type, Normally Open, 0.5 gpm Flow Setting, 1/2" NPT Male
By Gems Sensors
In Stock
$92.00

mpn: 129660, ean: 0013227067862,

4.6 out of 5 stars with 49 reviews
These slim, inline switches reduce pressure drop to a minimum. They incorporate a unique, dual-diameter, internal bore and piston configuration to minimize flow constriction. Liquids are able to smoothly pass around the piston and flow through the switch with little pressure loss to the down stream line.Wetted Materials: Polypropylene, 316 Stainless Steel, Viton, Ryton. Electrical Termination: 1/4'' Male Quick Connect Terminals (2). Switch Type: SPST, N.O. (20VA). Set Point Differential (Maximum


Gems Sensors FS-200 Adjustable Series Bronze Flow Switch, Inline, Shuttle Type, 1.0-6.0 gpm Flow Setting Adjustment Range, 1" NPT Female
By Gems Sensors
In Stock
$215.00

mpn: 26615,

4.6 out of 5 stars with 39 reviews
The FS-200 Series offers accurate flow detection, with 1% repeatability, over a broad range of flow settings and port sizes. Its durable construction delivers long-life reliability in either water or oil. Generous flow paths keep pressure drop low. These switches are ideal for detection of improper flow rates in high volume lubrication, cooling or process systems. FS-200 Adjustable Series switches offer the same accuracy and are as rugged as those with fixed settings, but provide one additional


Gems Sensors FS-400P Series PVC Flow Switch, Elbow, Shuttle Type, 2 gpm Flow Setting, 1" IPS
By Gems Sensors
In Stock
$85.00

mpn: 135815,

4.8 out of 5 stars with 29 reviews
FS-400P Series - Low Cost Units for Plastic Piping. Designed for low cost flow/no-flow monitoring. This series is available with a clear transparent PVC housing which is ideal for use where visual flow confirmation is desirable. These corrosion-resistant switches offer broad chemical compatibility. With only one moving part, their rugged construction offers long life with minimum maintenance. Ideal for water heating or purification, equipment cooling and general chemical processing use.Wetted Ma


EKM Metering 3/4" Water Meter - Stainless Steel, Pulse Output
By EKM Metering Inc.
In Stock
$84.25

mpn: SPWM-075, ean: 0788581421345,

4.9 out of 5 stars with 59 reviews
Type: 3/4'' Stainless Steel Pulse Output Water Meter Mounting: Horizontal Inline Mount -- 3/4'' Male NPT Pipe Threads Units: Cubic Feet Pulse Output: 1 Pulse Per 1/10 cubic foot (approx 0.75 gallon) Model: SPWM-075 Our remote readable 3/4'' Stainless Steel Pulse Output Water Meters are a great solution for remotely, or locally, monitoring water consumption. This is a well made, industrial grade, stainless steel (201 grade) water meter. You can use it as a traditional water meter where you read t


Gems Sensors FS-550 Series Brass High Pressure Flow Switch, Paddle Type, 5.0-29.0 gpm Flow Setting Adjustment Range, 1" NPT Male
By Gems Sensors
In Stock
$213.00

mpn: 30641,

4.1 out of 5 stars with 45 reviews
FS-550 Series - High Pressure, Metal Paddle Switch. Standard FS-550 switches sense liquid flow in either direction to monitor flow/no-flow conditions. They are supplied in two paddle lengths. The paddle is trimmed during installation to permit switch actuation at the desired flow rate. As flow increases in a pipe, the paddle of the switch pivots to move out of the liquid path, producing less than 3 PSIG of pressure drop regardless of pipe size.Wetted Materials: Brass, 316 Stainless Steel, Teflon


Dwyer Midwest Series SFI-100 Sight Flow Indicator, Single Window, Bronze Body, ABS Impeller, 3/4" Female NPT Connections, 4" Length x 2.250" Depth x 2.563" Height
By Dwyer
In Stock
$133.99
$108.00
You Save: 19%

mpn: SFI-100-3/4, ean: 0696333367653,

4.9 out of 5 stars with 45 reviews
Series 100 and 300 Sight Flow Indicators are manufactured of quality materials and safety tested to assure long, dependable service at economical prices. The 100 and 300 Series offer threaded process connections, viewing windows, and bodies of brass or 316 SS. The 100 type has a single window with a rotating impeller, the 300 type has a double window with a rotating impeller, the 350 type has a double window with no moving indicator, and the 360 type has a double window with a flapper. All the t


Gems Sensors FS-380 Series Brass High Pressure Flow Switch, Inline, Piston Type, 0.5 gpm Flow Setting, 1/2" NPT Male
By Gems Sensors
In Stock
$113.00

mpn: 192563,

4.1 out of 5 stars with 35 reviews
FS-380 Series - Compact Flow Switch for High Inline Pressures. These rugged inline flow switches use 100 micron filtration and are less susceptible to clogging than other high-pressure inline flow switches. The one-piece magnetic PPS composite piston makes the FS-380 ideal for high-pressure applications such as industrial cleaning equipment. The FS-380 is also an excellent choice for semicon cooling applications where simple design and reliable operation are required.Wetted Materials: Brass, PPS


Dwyer Midwest Series SFI-300 Sight Flow Indicator, Double Window, Bronze Body, ABS Impeller, 3/4" Female NPT Connections, 4.063" Length x 2.750" Depth x 2.563" Height
By Dwyer
In Stock
$104.99

mpn: SFI-300-3/4,

4.9 out of 5 stars with 59 reviews
Series 100 and 300 Sight Flow Indicators are manufactured of quality materials and safety tested to assure long, dependable service at economical prices. The 100 and 300 Series offer threaded process connections, viewing windows, and bodies of brass or 316 SS. The 100 type has a single window with a rotating impeller, the 300 type has a double window with a rotating impeller, the 350 type has a double window with no moving indicator, and the 360 type has a double window with a flapper. All the t


Gems Sensors RFS Series Brass Flow Sensor Switch, Inline, Rotor Type, 24 VDC Input, 1.5-20.0 gpm Flow Setting Adjustment Range, 1/2" NPT Female
By Gems Sensors
In Stock
$96.42

mpn: 156268, ean: 0013227001163,

4.5 out of 5 stars with 47 reviews
Flow Set Point Switching - RFS Types. Combines visual confirmation of flow with dynamic, electronic switch operation. Easy, adjustable switch point calibration: a local LED signals when set point is reached. RotorFlow Switches build an extra level of reliability and protection into your equipment. By principle of operation, the rotor cannot be deceived into indicating a positive flow situation when no flow actually exists. Once set to a desired actuation point, RotorFlow will switch to a ''no-fl


Onsite Pro FS3/8C Floodstop Compression Auto-Shutoff
By OnSite Pro
In Stock
$159.81

mpn: FS3/8C, ean: 0815361000411,

4.6 out of 5 stars with 19 reviews
FS3/8C Prevent water damage from flooding Dishwashers, Water Filters, Toilets, or any other items that use 3/8'' Compression fittings This unit will detect a leak, sound an alarm, and automatically turn off the water supply to the offending appliance or pipe to prevent further damage. This unit can be easily installed in about 10 minutes. Comes with a One Year warranty. Components: Motorized Ball Valve (One Valve, 3/8 inch Compression Fitting), V4 Control Unit (with Battery Backup 4 X AA Size),


Professional Transfer Switch, 1pc 220V 63A 3P Mini Intelligent Dual Power Automatic Circuit Breaker
By Xinwoer
In Stock
$43.69

mpn: Xinwoerf8ob5mvw7u, ean: 0711632986357,

4.5 out of 5 stars with 7 reviews
Specifications: Model: ZGQ1M - 63/3P Input voltage: 220V Insulation voltage: 4000 (V) Rated voltage: 400 (V) EPS external indication: DC12-24V Rated current: 63 (A) Rated impact withstand voltage: 4 (KV) 3C rated voltage range: 37V-440V Size: 18.5 x 13.5cm / 7.28 x 5.31in Weight: 1685g Package included: 1 x Automatic Transfer Switch▶ [WIDELY USED] Especially suitable for office buildings requiring fire fighting.. ▶[EASY TO USE] Noiseless operation,energy saving, easy installation,


Water Flow Switch, 250V 15A RC1/2" Water Flow Switch 1.0MPa SPDT Contacts Electrical Valve for Fire Control Air Conditioner
By Jimfoty
In Stock
$56.59

mpn: Jimfotyiqspyk0onw, ean: 0705989590640,

4.6 out of 5 stars with 16 reviews
Specification: Model: LKB-01D Material: Stainless steel, Copper, Plastic Rated voltage: 250V Rated current: 15A Repeatability error: 2.5% Regulation range: 3-11 L/min Switch type: SPDT Connector: RC1/2'' Max.working pressure: 1.0MPa Weight: Approx.685/ 24.2oz Package List: 1 * Water Flow Switch 1 * User manual Installation method: 1. Open the flow switch 2. The switch has been set at minimum flow rate. Turn the adjusting screw counterclockwise to increase the flow setting value. 3. Press the


Flow Sensor Water, All Stainless Steel Target Type Water Flow Switch Sensor for Water Pump 6-380V 1/2"
By Xinwoer
In Stock
$44.64

mpn: Xinwoer3wu8452ta0, ean: 0705989704160,

4.9 out of 5 stars with 35 reviews
 Specification: Condition: 100% Brand New Model: HFS-15 1/2'' Material: Stainless Steel Control Method: Blade Type. (Target Type) Fluid Temperature: 0℃-120℃ Environment Temperature: 0℃-60℃ Fluid Pressure: 1.0Mpa Micro Switch: Single Pole Double Throw (SPDT) Contact Life: 100,000 times Micro Switch Electrical Parameters: 220VAC, 15A Weight: Approx. 431g / 15.2oz  Package List: 1 * Water Flow Switch 3 * Paddle▶ [BEAUTIFUL APPEARANCE] Good workmanship and small size, exquisite and prac


LKB-01D Water Flow Switch,RC1/2"Water Flow Control Switch,250V/15A Flow Control Switch,for Water Treatment System,Central Air Conditioning,Water Cooling Unit.
By Acogedor
In Stock
$66.99

mpn: Acogedoriknuo0dy4r, ean: 0733297302471,

4.6 out of 5 stars with 57 reviews
Package List: 1 * Water Flow Switch 1 * User manual Installation method: 1. Open the flow switch 2. The switch has been set at minimum flow rate. Turn the adjusting screw counterclockwise to increase the flow setting value. 3. Press the target to check whether the micro switch can work normally. Excessive clockwise rotation of the adjusting screw may lead to the failure of the flow switch. 4. After the installation, please press the lever of the flow switch several times to check. If there is n


Flow Switch, 250V 15A RC1" 1.0MPa SPDT Contacts Water Flowmeter Water Flow Controller for Fire Control Air Conditioner
By Yanmis
In Stock
$62.99

mpn: Yanmisr4iszd87xe, ean: 0739879149557,

4.6 out of 5 stars with 10 reviews
Specification: Model: LKB-01D Material: Stainless steel, Copper, Plastic Rated voltage: 250V Rated current: 15A Repeatability error: 2.5% Regulation range: 5.2-23 L/min Switch type: SPDT Connector: RC 1'' Max.working pressure: 1.0MPa Medium temperature: 0-100℃ Product dimension: 8.5*6.5*12.6cm / 3.3*2.6*5in Weight: Approx.817g/ 28.8oz Package List: 1 * Water Flow Switch 1 * User manual Installation method: 1. Open the flow switch 2. The switch has been set at minimum flow rate. Turn the adju


Flow Switch, HFS-20 3/4" Male 6-380V SPDT Flow Control Switch Stainless Steel Type Liquid Water Controller Water Flow Sensor
By Yanmis
In Stock
$55.99

mpn: Yanmisg4mosfgy8w, ean: 0739879149564,

4.3 out of 5 stars with 38 reviews
Features: With extremely small pressure loss and good repeatability. With high anti-stain ability. Accurate switch setup through knob The mechanical part isolate with electric part totally. Apply to water treatment system, central air conditioning, water cooling unit, fire protection system and other fields. Specification: Model: HFS -20 Material: Stainless Steel + ABS Thread: 3/4'' Control method: Paddle type Max working pressire: 1.0MPa Ambient temperature: 0~60℃ Suitable medium: water, eth


Water Flow Switch, 250V 15A RC1/2 inch Water Flow Switch 1.0MPa SPDT Contacts for Fire Control Air Conditioner
By Taidda
In Stock
$48.99
$46.59
You Save: 5%

mpn: Taiddae4g1zxq29b, ean: 0705989152176,

4.3 out of 5 stars with 44 reviews
Features: It is used to measure the dynamic state of the liquid flowing through the pipeline, such as: water, ethylene, ethylene glycol and other liquids that have no corrosive effect on copper.When the flow rate of liquid exceeds or falls below the set flow rate, the SPDT contacts can turn on one circuit and cut off the other at the same time. The flow switch is usually used in places requiring interlocking or ''cut-off'' protection.Repeatability error is about 2.5%, ensure high stability of pr


Liquid Paddle Control Switch, Stainless Steel Type HFS-20 3/4 inch Male SPDT Liquid Water Flow Paddle Control Switch 6-380V
By Taidda
In Stock
$45.99

mpn: Taidda1kgqc9wrf4, ean: 0705989417695,

4.4 out of 5 stars with 50 reviews
Features: With extremely small pressure loss and good repeatability.With high anti-stain ability. Accurate switch setup through knobThe mechanical part isolate with electric part totally.Apply to water treatment system, central air conditioning, water cooling unit, fire protection system and other fields. Specification: Model: HFS -20 Material: Stainless Steel + ABS Thread: 3/4'' Control method: Paddle type Max working pressire: 1.0MPa Ambient temperature: 0~60℃ Suitable medium: water, ethyle


Flow Meter,Digital LCD Backlight Display Flow Sensor Gear Flowmeter, with SM2.54 Plug,Liquid Flow Meter for Measuring High Concentration Liquids,Supports Temperature Detection,Water Filter
By Thincol
In Stock
$101.99

mpn: Thincol8herb1fw6m, ean: 0705989886958,

4.8 out of 5 stars with 58 reviews
This system is a new type of flow measurement and management instrument with advanced single-chip microcomputer technology, DC 24V + 3V external power supply and LCD dynamic display screen. Ultra-thin design, generous and beautiful. It has the obvious advantages of small size, light weight, intuitive display reading, clear and high reliability. It is matched with the flow sensor and solenoid valve of pulse output to form a flow management control system, which is suitable for the management of m


Water Flow Switch, 250V 15A RC1" Water Flow Switch 1.0MPa SPDT Contacts, Perfect for Water Treatment System, Central air Conditioning, Water Cooling Unit
By Aufee
In Stock
$60.99

mpn: Aufee5nag3zh6er, ean: 0705989807977,

4.6 out of 5 stars with 34 reviews
Specification: Model: LKB-01D Material: Stainless steel, Copper, Plastic Rated voltage: 250V Rated current: 15A Repeatability error: 2.5% Regulation range: 4.2-18 L/min Switch type: SPDT Connector: RC 1'' Max.working pressure: 1.0MPa Medium temperature: 0-100℃ Weight: Approx.753g/ 26.6oz Package List: 1 * Water Flow Switch 1 * User manual Note: 1. Please check the flow switch carefully before installation. 2. Flow switch can be installed in horizontal pipeline or vertical pipeline with upwa



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