The Best Flow Switches

Looking for the best Flow Switches?

Discover now our comparison of the best Flow Switches. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Flow Switches are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Flow Switches in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1

GLX-FLO-RP Flow Switch Assembly, Pool Flow Sensor Compatible with Goldline and Aquarite Salt Systems Pool Flow Switch with 15 ft. Cable

Part number: GLX-FLO-RP Pool flow switch replace GLX-FLO-HP, Q-12DS-C2, OPT-F/S, GLXFLOP
Compatible model: Pool flow sensor compatible with : Aqua Rite, Aqua Rite Pro, Aqua Rite XL, Aqua Logic, Aqua Plus, Pro Logic, Mineral Springs Mineral Springs MS10/MS11,H40, SwimPurePlus, SplashCLEAR, SmartPure, Splash SP-40
Function: Pool flow sensor with 15 feet long cable detects water flow to protect your saltwater system, automatically controls pump operation when flow rate drops below safe levels
Simple installation: Screw the salt system flow switch into the tee housing (if there is a leak, use the supplied waterproof tape to wrap the threads before screwing it in) and plug the other end of the telephone line into the controller
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No. 2

General Pump 100975 Flow Switch, 12.0 GPM, 5000 psi

Max Switch Voltage: 250 VAC
Max Switching Current: 5 AMPS
Resistance with Leads: 30 OHM
Electrical Service Life: 200,000 Cycles
Mechanical Service Life: 10,000,000 Cycles

No. 3

PDT R3/4 HFS-20 Target Flow Controller, Automatic Paddle Type Water Flow Switch, 15A 250V IP54

[WIDELY]: This flow switch is an automatic element that controls flow in pipes, which can be used on water treatment system, central air-conditioning, water cooled chiller and relative industries. R3/4 water flow switch is applicable for fluid includes water, oil or other liquid not classified as hazardous or corrosive and air
[OUTPUT FORM]: flow sensor switch automatic output form is micro switch SPDT output, Micro Switch is 15A(max.), 250VAC/DC. HFS-20 water flow sensor switch has the feature that easy to use, high precision, reliable and stable
[ADJUSTABLE]: R3/4 flow sensor control value is adjustable, repeat action point is stable. When flow rate exceeds set value, fluid drives blade and micro switch, the SPDT contact can connect a circuit and disconnect other circuit
[LEVEL]: Water flow sensor protection grade is IP54; the contactor life is up to 100,000 times, fluid Temperature is 1℃~100℃/ 33.8℉~212℉, max. Pressure is 10bar. Please note the flowswitch can not be used when fluid temperature drops below freezing point
[MATERIAL]: Paddle flow switch is not easy to rust and wear,the R3/4 threaded joint is made of brass, and the shell is made of ABS plastic, can be used for a long time

No. 4

Flow Switch, Grid Controls 1" with Two Cords, M310 10A Flow Switch, Chemical dosing Control, for Pump-57-F4-3100-112

Useful in the following applications: Water treatment systems, Aquarium, water chiller plants, chemical dosing, pump control
Pump Systems
Blending or Additive Systems
Liquid Transfer Systems
Fire Sprinkler Systems
Water Treatment Systems
Solar systems
Pool cleaning systems
Irrigation systems

No. 5

XMK Flow Switch Replacement for Q-12DS-C2, Flow Switch for Sundance Spas, Jacuzzi Hot Tub and Sweetwater Spas, Replace Part# 2560-040

Compatibility: Replace part number 2560-040, Q12DS-C2. The flow switch compatible with Sweetwater, Jacuzzi, Sundance spas hot tub. Please check the compatible model in the Product Description.
For Sundance Spas Models: 09/2020+ 680 Series / 03/2020+ 780 Series, 04/2017+ 780 Dover / 10/2016+ 980 Series: Kingston, Claremont / 2016+ 880 Series: Maxxus, Aspen, Optima, Cameo, Altamar, Marin, Capri / 2013-03/2017 780 Montclair / 2011+ Select Series: Constance, Victoria / 2008-03/2017 780 Series: Camden, Certa, Chelsee, Hamilton, Hamilton (circ pump) / Hartford (circ pump), Burlington (circ pump) / 2007-2012 680 Hartford, Hawthorne Models equipped with a Circ Pump / 2007 Hamilton, Chelsee...
For Sweetwater and Jacuzzi Hot Tub Models: All 2003-2004 Sweetwater Models, such as Palermo Bahia, Cayman / 2015+ J-500 Series / 09/2015+ J-400 Series / 2016+ J-300 Convertible Models / 02/2020+ J-300 Models / 10/2020+ J-200/J-100 Models / 2002-2003 J-320, J-330, and J-340 Models / 2004+ J-335,J-345 / 2007+ J-355,J-365, J-375 Models / 2007+ J-230, J-270, and J-280 Models with the Circulation Pump Option / 2002-2015 J-300 LED Series (With Curled Finger Connectors) / 2011+ JLX, JLXL models
Function: Spa flow switch helps clear error messages FL1 and FL2, you can soaking in the hot tub again!
Flow Switch Tee: Flow switch with clear housing tee allows for easy viewing of debris in flow switch and if it working properly. 3/4 inch barb and 3/8 inch barb off the side.
Notice: Flow switch cable with curled finger connectors, do not use on models such as 800,850, 800 series that use a square finger connection.

No. 6

Flow Switch Replacement Part for IC40, IC20, IC60, IC15 Salt Generator Cell - Replace 520736

Compatibility: Flow switch is compatible with Salt Models Number 520736, IC-20, IC-40, IC-60, and IC-15 systems, ensuring seamless integration
Sensitive Detection: The product specifically addresses water flow issues in salt cells. Red and blue lines detect water flow, please follow the wiring instructions in the image carefully, as different models may have different connection methods
Product Features: Acid washing kit cleans salt pond by removing calcium deposits, extending salt system life; flow switch wires pre-stripped for quick installation, turning off the "no-flow" warning light in minutes
Easy Connection: Replacement kit includes closed-end union cap, o-ring, and coupling nut; four button connectors provide waterproof, moisture-proof connections; arrow on switch indicates water flow direction for correct installation
Customer Care Guarantee: Two-year service coverage for your peace of mind; request a replacement within sixty days if unsatisfied; issues resolved within twelve hours

No. 7

DIGITEN FS-C02 G3/4" BSP Male Thread Brass Water Flow Switch 1-30L/min, 0-2A/ 0-220V(AC or DC)

🌟🌊【Safe and Reliable】This flow sensor switch is made of brass, all materials are in line with ROHS testing standards. It's a safety device that shuts off the current to the device (heaters, pumps, etc.) when it senses no water flow.When connecting the load, please add a relay.
🌟💧【Thread type: 3/4" BSP Male Thread】 The flow sensor `s male thread external diameter: 25.85mm.It is fit in NPT Thread if you connect them with teflon
🌟🌊 【Easy to install 】Our flow sensor is waterproof, heat resistance, pressurresistance, cold resistance, small size, stable and reliable.
🌟💧 【Specification】Operation voltage of this flow sensor is : 0-220V(AC or DC), Working current: 0-2A, max working pressure: 1.75 MPa. Flow range: 1-30L/min.
🌟🌊 【Widely Applications 】This water flow sensor switch can be use for Water heaters, pumps, hot tub, boiler, water dispensers, coffee machines, hot card machines, steam equipment, water system, the campus card sales, selling self-help water systems, water treatment equipment, cooling systems, mechanical equipment, instrumentation, pharmaceutical equipment.

No. 8

Malictele Hayward Flow Switch, GLX-FLO-RP for Hayward Goldline Aquarite Salt System Pool Flow Sensor Suitable Hayward Salt Cell and Chlorine Generator with 15ft Cable Pool Flow Switch

Product Information: Hayward GLX-FLO-RP Flow Switch Assembly, sensing piece is made of high quality plastics for longer service life,15-Feet Cable,comes with waterproof tape.
Compatible Models:This pool flow switch is compatible with Hayward salt chlorine generator systems including Aqua Rite, Hayward Pro Logic, Mineral Springs MS10/MS11, Aqua Logic, Swimpure +, H-40, Aqua Plus, Aqua Rite XL, Aqua Rite Pro, Replaceable models: GLXFLORP, GLX-FLO-RP, Q-12DS-C2, GLX-FLO-HP, OPT-F/S.
Easy Installation: The GLX-FLO-RP flow switch uses standard 1/2'' threads Simply screw the pool flow switch into the tee housing (not included) with enough tape and plug in the phone jack cable at the controller, this quick and easy process will turn the "no flow" warning light off in minutes.
Reliable Quality: The Hayward Salt Chlorine Generation System Flow Switch is made of high quality materials to ensure long life and reliability, this flow switch guarantees consistent performance and peace of mind.
Hassle-Free Purchase: Every pool flow switch for Hayward Salt Systems comes with a 12month warranty, so if you have any questions, please feel free to contact us for assistance.

No. 9

GLX-FLO-RP Flow Switch Assembly Compatible with Goldline Aquarite Salt Systems, Pool Flow Sensor for Aqua Rite Swimming Pool Salt Cell and Chlorine Generator, 15 Feet Cable Pool Flow Switch

Replacement Parts : GLX-FLO-RP flow switch can compatible with all Goldline & Aqua Rite salt systems, GLX-FLO-RP flow switch replacement can be used with Goldline Aquarite salt chlorination turbo cell. The part GLX-FLO-RP assembly replaces GLXFLORP, GLX-FLO-HP, OPT-F/S. Although the model name is different. They are universal
Widely applicable: The flow switch GLX-FLO-RP suitable for Goldline Aquarite salt cell and chlorine generator systems. Our GLX-FLO-RP can be compatibled with all goldline series & Aquarite series. Like :Aqua Rite, Aqua Rite Pro, Pro Logic, Aqua Logic, Aqua Plus, Aqua Rite XL, Mineral Springs Mineral Springs MS10/MS11,H40, SwimPurePlus, SplashCLEAR, SmartPure, Splash SP-40, OmniLogic, Omni Hub, OnCommand...List some but not all
Product Information: The GLX-FLO-RP flow switch uses standard 1/2'' threads and our part GLXFLORP flow sensor assembly with 15-Foot Cable. One end is a standard Phone Jack connection and can easily plug in the control panel of your pool salt chlorinator system, meanwhile the water flow sensor GLX-FLO-RP has a circle gasket and a round of tape. Both of them can ensure better sealing
Automatic Protection: The pool water flow switch can monitor the water flow in real time.If no water flow is detected, it will automatically shut down the salt system to prevent the salt cell from being damaged.Flow sensor GLX-FLO-RP can fix "NO FLOW" situation and it's easy to install. Just insert the two ends of the flow switch with cable into the correspondingly correct positions. Unplug existing (old) flow sensor, wrap enough tape and screw the switch into Run pump, don't overtighten it
Not only"GLX-FLO-RP": We believe that our GLX-FLO-RP swimming pool flow switch can help you better enjoy the swimming pool in summer. At the same time, We offer 2 year Warranty of our pool flow switch

No. 10

Flow Switch Assembly Kit Without Tee Compatible Replacement for Hayward® Salt Chlorine Generators

Compatible Replacement for: Hayward/Goldline flow switches. NOT Compatible with Jacuzzi or any other Spa system.
15-foot cord: Compatible Replacement for Hayward and Goldline saline generating systems: Aqua Rite, Aqua Logic, Swim Pure Plus, Pro Logic, and more!
Arrow on switch indicates the direction of water flow, ensuring proper installation direction. Manufactured by Optimum Pool Technologies for long life
Compatible Replacement for Model number: GLXFLORP, GLX-FLO-RP, Q-12DS-C2, OPT-F/S, GLX-FLO-HP
NOTE: This is a compatible aftermarket replacement part. The manufacturers' names and part numbers have been used for reference purposes only. Optimum Pool Technologies Inc is an independent brand.
REFER TO PRODUCT PAGE FOR INSTALLATION INSTRUCTIONS.

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Last update on 2025-06-08 / Affiliate links / Images from Amazon Product Advertising API

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