Best Float Switch

Our Top 20 Best Float Switch list was created by The Man Post founder, Paul Crouch, to help users find products that are useful, affordable, and available. The list is updated every month.

Best Float Switch

PumpSpy Sump Pump Tethered Float Switch

$25.99  in stock
2 used from $22.99
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Universal replacement for most tether switch applications
  • Suitable for use with Sump, Sewage, or Effluent Pumps
  • 10 foot power cord with piggyback plug for ease of installation
  • Rated for up to 15 amps
  • Includes hose clamp and cord grip for easy installation onto the pump's discharge pipe

The"SludgeBoss" ™ Heavy Duty Float Switch for Use With Sewage, Suspended Solids and Viscous Liquids

$69.99  in stock
4 new from $69.99
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • 6 Meters (20 feet) of cable.
  • Rated up to 250 volts operations at up to 13 Amps or 1/2 HP
  • 5 Year Field Failure Warranty
  • Temperature ratings from -20F to 140F, and rated to IP68, with CE & IEC approvals
  • For Filling or Emptying Operations

Float Switch for Sump Pump - 10-Foot Water Level Sensor with Honeywell Microswitch and Adjustable Tether Length for Ground Water Bilge Pump and Water Tank – Non-Corrosive PP Casing, Rated to 13 Amps

$19.49  in stock
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • CONTROL WATER FLOW into and out of tanks and valves with a sump pump float switch by Water Boss. This float level switch helps reduce overflow potential of light to medium amounts of suspended solids.
  • HONEYWELL MICRO SWITCH ensures a high-precision sump pump switch with accurate repeatability and extended life. This water sensing switch is rated up to 13 amps or 1/2 HP and has CE and IEC approvals.
  • NON-CORROSIVE CASING of the Water Boss Float for water tanks and bilge pumps is IP68 rated. Rugged polypropylene construction also makes this water level switch temperature-resistant from 32°F to 140°F.
  • ADJUSTABLE TETHER of its 10-foot PVC jacketed cable makes our automatic bilge switch suitable for an array of applications. Eliminate complex automation with this sump pump replacement float switch.
  • 5-YEAR WARRANTY against manufacturer defects lets you select the Water Boss Sump Pump Float Switch Replacement with confidence. This reliable float switch yields big savings in flood repair costs.

Rule 35A Rule-A-Matic Bilge Pump Float Switch, Mercury Free,White

$36.99
$34.58
 in stock
106 new from $32.39
2 used from $30.72
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • A genuine Rule product, don't settle for anything less
  • Year after year, the Rule-A-Matic has been the switch of choice for boaters the world over
  • Switch is removable from the base for easy cleaning
  • Completely sealed metal capsules enhance flawless operation
  • A mercury free snap switch tested to over one million cycles

Superior Pump 92010 Vertical Float Switch , Black

$35.00
$30.54
 in stock
11 new from $30.51
1 used from $29.76
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Universal design works with many pumps; For use with sump and utility pumps
  • Non-mercury activated switch
  • 10-foot water resistant power cord with piggyback plug, Includes mounting bracket and clamp
  • 120-Volt maximum pump running current 10 Amp, RU, CSA Certified
  • Superior Pump's Float Switches are Built to Last, engineered with quality components and are 100% factory tested

Superior Pump 93015-U Cast Iron Tethered Float Switch Sewage Pump with Basin Kit, 1/2 HP, Black

$449.99  in stock
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Pumps up to 4800 gallons per hour,, pumps water up to 25 vertical feet
  • 1/2 HP Cast Iron Sewage Pump with Vertical Float Switch; 2 in. discharge; 2 in. solids handling; non-clogging vortex impeller
  • 19 in. x 30 in. 30 gallon structural foam basin, 4 In. rubber inlet hub fits DWV schedule 40/80 pip, 2 In. discharge and vent, built-in torque stops
  • Premium structural foam cover with 8 bolt configuration, air tight molded reusable PVC seal
  • Check valve features, heavy duty rubber boots, stainless steel clamps, full flow design, 2 in. connections

Schneider Electric 9036DG2R Pumptrol Float Switch

$55.44
$52.11
 in stock
12 new from $52.10
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Commercial open tank float switch activates pumps or signals within a power circuit when fluid levels are reached
  • Works with water, hydraulic oils, and corrosive fluids
  • Includes 4 screw terminals and 3 knockouts for 1/2" conduit entry
  • NEMA 1 enclosure protection
  • Contacts open on liquid rise

Parts2O FPW217-180B Tank Float Switch

$49.95  in stock
2 used from $26.62
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Turns a pump on when the aerator tank is empty
  • Piggyback plug for system troubleshooting and manual operation
  • Normally-closed contacts
  • Plastic design provides durability
  • Piggyback plug for simple electrical connection

THE BASEMENT WATCHDOG Model BWC1 Universal Replacement Sump Pump Float Switch

$49.00
$36.00
 in stock
9 new from $36.00
1 used from $31.91
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Compatible with most sump pumps
  • Large floats detect 1/4 in. water level rises, automatically activating the sump pump
  • Second float provides additional protection to ensure automatic pump activation
  • Protective float switch cage helps keep debris and wires from interfering with float movement; vented, curved bottom reduces debris build-up under the float
  • Allows the sump pump to run for an additional 10 seconds to drain excess water from the sump pit

Liyafy 5 Pcs Right Angle White Plastic PP Float Switch Fish Tank Liquid Water Level Control Sensor XSL-3508-P

$9.99  in stock
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Package Content : 5 x Water Level Sensor ; Color :White and yellow
  • Model No. : DP3500; Max Contact Rating : 10W
  • Max Switching Current : 0.5A;Max Breakdown Voltage : 220V DC;Max Carry Current : 1.0A;Max Contact Resistance : 100m ohm
  • Temperature Rating : -10 / +85 Celsuis;Float Ball Material : P.P;Float Body Material : P.P
  • Cable Length : 38cm / 15";Switch Body Size : 45 x 17mm / 1.8" x0.7" Thread Dia(Approx) : 13mm / 0.5"

Little Giant RFSN-9 115-Volt, Maximum 13-Amp - 1/2 HP, Pump Down Piggyback Tethered Float Switch for Pond, Sump, Effluent or Sewage Systems, 15-Ft. Cord, Grey, 599117

$64.51  in stock
8 new from $64.51
2 used from $51.61
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • APPLICATIONS: water resistant pump down tethered float switch for sump, sewage, effluent systems, ponds or utility pumps; allows pumps to start/stop automatically; adjustable
  • LIMITATIONS: 0.5 HP, 13 Amp maxumim pump run current; 85 Amp maximum pump start current; use only with pumps equipped with integral thermal overload protection
  • CORD LENGTH: 15-foot cord with piggyback plug; pumping range 7 inches to 36 inches
  • TEMPERATURE RATING: maximum liquid temperature 140 degrees F
  • LISTINGS: UR, CSA listed in the USA; Made in USA

Rule 40A Rule-A-Matic Plus Bilge Pump Float Switch, 12, 24 or 32 Volt, Moisture Tight Seals , White , Small

$45.43  in stock
99 new from $45.43
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Sleek and rugged with a strong, fully integrated impact resistant cover to protect against debris and jamming
  • 14 gauge highly abrasive resistant marine grade wire
  • Built-in test feature
  • Designed for pumps drawing up to 20 amps
  • Will turn the pump on when the water level reaches 2" (51mm) and will turn the pump off when water level falls to 3/4" (19mm)

Ogrmar Automatic Boat Bilge Pump Float Switch Moisture Tight Seals 12/24/32VDC Ignition Protected Mercury

$16.99  in stock
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Max Amps 12volts: 20A; Max Amps 24volts: 10A; Max Amps 32volts: 8A. Wire Length: 1M; Wire gauge size: 18AWG.
  • Switch is removable from the base for easy cleaning.
  • Turn pump on when water level reaches 2” (51mm) ; Turn pump off when water level reaches 0.7” (19mm).
  • Long life, switching frequency up to 10 million times; Ultrasonic welding, forming a seal, reliable and secure, not leaking.
  • Heavy duty flow switch is designed for the toughest applications; Environmentally responsible.

Madison M8750 Liquid Level Sensor, Side Mount Float Switch, Polypropylene, 1/2" NPT

$13.09  in stock
5 new from $13.09
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Approvals: CE, UL, CSA, NSF
  • Electrical Ratings: 240 VAC, 0. 14A; 120 VAC, 0. 28A; 120 VDC, 0. 07A; 24 VDC, 0. 28A
  • Stem Material: Polypropylene
  • Float Material: Polypropylene
  • Float SG: 0. 50

Anndason 6 Pieces Plastic PP Float Switch Fish Tank Liquid Water Level Sensor,Model: DP5200

$13.99  in stock
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Package Content : 6 x Water Level Sensor ;Color :Light blue and yellow
  • Model No. : DP5200;Max Contact Rating : 10W
  • Max Switching Current : 0.5A;Max Breakdown Voltage : 220V DC;Max Carry Current : 1.0A;Max Contact Resistance : 100m ohm
  • Temperature Rating : -10 / +85 Celsuis;Float Ball Material : P.P;Float Body Material : P.P
  • Cable Length : 39cm / 15.3";Switch Body Size : 65 x 22mm / 2.6" x0.87" Thread Dia(Approx) : 16mm / 0.63"

PetierWeit Heavy Duty Flow Marine Boat Bilge Pump Float Switch can be used in Large Aquarium / Small swimming pool / Water Reservoirs / Fountains

$12.99  in stock
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Wire Length: 1M; Wire gauge size: 18AWG, N.W/N.W: 0.16/0.18
  • Turn pump on when water level reaches 2" ; Turn pump off when water level reaches 3/4"
  • Switcheing frequency up to 10 million times; The switch is removable from the base for easy cleaning
  • Turn on/off points are consistent and the float pivots smoothly
  • Can be widely used in water sampling, high-volume liquid transfer, low-noise continuous workplace; Large aquarium, small swimming pool, water reservoirs, fountains ect

Keep Your Boat Afloat with USS Bilge Pump Switch – JR. - 12 Volt. USS Float Switches, Simply the Best automated bilge switch available

$165.00  in stock
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Ignition protected.Power on indicator light on top.
  • Dimensions: Height – 6 1/4” Diameter – 2 ½”
  • Current rating- 15A @ 12V. Internal relay rated at 30A.
  • Long leads with adhesive wall heat shrink butt-splice connectors installed.
  • Positive action, no time delays or electronics

HydroCheck Sump Pump Float Switch with Hi-Lo Dual Sensors and Built-in Alarms (HC6000v2), Made in The USA

$79.99  in stock
2 used from $76.79
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • ACHIEVE COMPLETE CONTROL OF SUMP PUMP CYCLE TIME WITH 12FT SENSOR CABLES: The Hi-Lo dual-sensor design maximizes the pump’s performance by allowing it to run longer, more efficient cycles. Fewer cycles = Less wear and tear on the pump and decreased energy consumption that can lower your electric bill!
  • COMPATIBLE WITH ALL SUMP PUMP APPLICATIONS: Versatile and easy to install, the HC6000v2 works with all sump pump systems (< 15 Amps) and can replace any existing float switch. Ideal for narrow or crowded pits!
  • BUILT-IN ALARMS SOUND WHEN A PROBLEM OCCURS: Achieve the ultimate peace of mind with built-in alarms that will sound to alert you to problems such as pump failure, high water, blocked discharge pipe, weak ground, and more! All alarms can be individually muted or silenced using the Smart Button.
  • NO CLEANING* & NO MOVING PARTS: Sensors are unaffected by minerals or debris in the water when installed with the HydroCheck Sensor Installation Kit. The electronic control module provides the ultimate reliability by eliminating moving parts that can seize up or fail.
  • TESTED TO MORE THAN 1 MILLION CYCLES WITH A 5 YEAR WARRANTY: Manufactured in the USA and backed by an exceptional customer support team that is available to answer all of your product and installation questions! Tested to more than 1 million cycles, this tried-and-true technology has been trusted by industry professionals for more than 20 years!

Nxtop 6M Cable Float Switch Water Level Controller for Sump Pump, Water Tank

$19.59  in stock
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Float Switch Water Level Controller with 6 Meters (19 feet) cable; Rated Current: 15(6)A; Rated Voltage: AC125V-220V
  • Working Temperature: 0℃~60℃; Material: PP; Working pressure: 0.6(Mpa)~1(Mpa); NO and NC switch contact;
  • If you need to extend the wire, be very careful to seal tight the wire splice if it’s gonna be underwater.
  • The float switch can be used for an in-let flow of water and out-let flow of water from the tank to controlled the level of water, it works in both ways.
  • Note: Please carefully read the user manual for instructions, if your pump power is over 900W, an AC Contactor is Needed.

Rule 37A SuperSwitch Bilge Float Switch, Moisture Tight Seals, 12, 24 or 32 Volt , White

$54.99
$52.11
 in stock
45 new from $52.11
Free shipping
Amazon.com
as of June 24, 2022 6:04 pm

Features

  • Rule-A-Matic Float Switch 37A
  • Removable base for easy cleaning and servicing
  • Mercury-free snap switch tested to over one million cycles and marine-grade blocked wire
  • Designed for pumps drawing up to 14 amps at 12 volt DC

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