Liquid Level Switch(223)
Uses item details. Price when purchased online
Generic SS2 Float Switch, White Electrical Switch, 1 Piece $19.99

Sponsored
$1999
current price $19.99Generic SS2 Float Switch, White Electrical Switch, 1 Piece
TOPGREENER Humidity Sensor and Fan Control Switch, Ventilation Fan Humidity Sensor Switch, Neutral Wire Required, TDHS5, 3-Pack From $28.99

Sponsored
From$2899
TOPGREENER Humidity Sensor and Fan Control Switch, Ventilation Fan Humidity Sensor Switch, Neutral Wire Required, TDHS5, 3-Pack
3.3 out of 5 stars
Madison SPST Liquid Level Switch Selectable 240VAC 15 psi M9000 $36.74

$3674
current price $36.74Madison SPST Liquid Level Switch Selectable 240VAC 15 psi M9000
Premium Plastic Float Switch Liquid Level Controller with 7.9 inches / 200 mm Rod for Water Detection and Alarm $12.72

$1272
current price $12.72Premium Plastic Float Switch Liquid Level Controller with 7.9 inches / 200 mm Rod for Water Detection and Alarm
304 Stainless Steel Water Float Liquid Level Controller Switch (3.9 inches / 10.0 cm Length, 110-240V, 10mm Stroke) $13.07

$1307
current price $13.07304 Stainless Steel Water Float Liquid Level Controller Switch (3.9 inches / 10.0 cm Length, 110-240V, 10mm Stroke)
M Buder 2.0m Heavy Duty Liquid Float Switch Water Level Controller, IP68 Waterproof Automatic Water Tank Pump Sensor Switch (6.5 Feet / 2.0 m)

M Buder 2.0m Heavy Duty Liquid Float Switch Water Level Controller, IP68 Waterproof Automatic Water Tank Pump Sensor Switch (6.5 Feet / 2.0 m)
Madison M8750 Liquid Level Sensor, Side Mount Float Switch, Polypropylene, 1/2" NPT $27.88

$2788
current price $27.88Madison M8750 Liquid Level Sensor, Side Mount Float Switch, Polypropylene, 1/2" NPT
Riousery Water Level Sensor Switch 304 Stainless Steel Liquid Float Controller AC 0-220V (9.06 inches / 23 cm) $15.67

$1567
current price $15.67Riousery Water Level Sensor Switch 304 Stainless Steel Liquid Float Controller AC 0-220V (9.06 inches / 23 cm)
Madison SPST Tank Liquid Level Switch Selectable 240VAC 150 psi M4190 $340.75

$34075
current price $340.75Madison SPST Tank Liquid Level Switch Selectable 240VAC 150 psi M4190
Madison SPST Tank Liquid Level Switch Selectable 240VAC 100 psi M7790 $33.01

$3301
current price $33.01Madison SPST Tank Liquid Level Switch Selectable 240VAC 100 psi M7790
Nemco 47876 Liquid Level Switch 8300 $37.87

$3787
current price $37.87Nemco 47876 Liquid Level Switch 8300
Madison M5600 316 Stainless Steel Full Size Liquid Level Switch with Stem, 60 VA SPST, 1/4" NPT, 200 psig Pressure $82.30

$8230
current price $82.30Madison M5600 316 Stainless Steel Full Size Liquid Level Switch with Stem, 60 VA SPST, 1/4" NPT, 200 psig Pressure
MADISON M8700-C SPST Tank Liquid Level Switch Selectable 240VAC 100 psi $31.64

$3164
current price $31.64MADISON M8700-C SPST Tank Liquid Level Switch Selectable 240VAC 100 psi
Madison Tank Liquid Level Switch,5.25" $164.65

$16465
current price $164.65Madison Tank Liquid Level Switch,5.25"
Madison SPST Multi-level Liquid Level Switch Open On Rise 240VAC 200 psi M5605 $192.85

$19285
current price $192.85Madison SPST Multi-level Liquid Level Switch Open On Rise 240VAC 200 psi M5605
MADISON M8710 SPST Tank Liquid Level Switch Selectable 240VAC 100 psi $56.06

$5606
current price $56.06MADISON M8710 SPST Tank Liquid Level Switch Selectable 240VAC 100 psi
Float Switch Fluid Water Level Sensing Switch Sensor 12V 24V 1Pc Black $8.69

$869
current price $8.69Float Switch Fluid Water Level Sensing Switch Sensor 12V 24V 1Pc Black
M Buder Non Contact Liquid Level Controller Sensitivity Adjustable Automatic Water Level Controller Switch Sensor AC100-260V for Smart Pump Level Control (4.53 x 3.54 x 1.57 inches / 11.5 x 9 x 4 cm) $45.83

$4583
current price $45.83M Buder Non Contact Liquid Level Controller Sensitivity Adjustable Automatic Water Level Controller Switch Sensor AC100-260V for Smart Pump Level Control (4.53 x 3.54 x 1.57 inches / 11.5 x 9 x 4 cm)
Madison SPST Liquid Level Switch Selectable 240VAC 100 psi MSB8800 $116.63

$11663
current price $116.63Madison SPST Liquid Level Switch Selectable 240VAC 100 psi MSB8800
DPST Open Liquid Level Switch Close on Rise 575VAC 9036DR31 $519.86

$51986
current price $519.86DPST Open Liquid Level Switch Close on Rise 575VAC 9036DR31
Madison M8700 Plastic Side-Mounted Liquid Level Float Switch with Polypropylene Stem, 30 VA SPST, 1/2" x 1/2" NPT Male, 100 psig Pressure $26.77

$2677
current price $26.77Madison M8700 Plastic Side-Mounted Liquid Level Float Switch with Polypropylene Stem, 30 VA SPST, 1/2" x 1/2" NPT Male, 100 psig Pressure
Square D Liquid Level Switch 9036DG2R Magnetic - 120 VAC, 2 Amps, Multicolor Indoor & Outdoor Use, NEC-Compliant $85.68

$8568
current price $85.68Square D Liquid Level Switch 9036DG2R Magnetic - 120 VAC, 2 Amps, Multicolor Indoor & Outdoor Use, NEC-Compliant
Madison SPST Liquid Level Switch Selectable 240VAC 85 psi MSB5600 $220.81

$22081
current price $220.81Madison SPST Liquid Level Switch Selectable 240VAC 85 psi MSB5600
MADISON M9000-ULL-NO SPST Ultra Low Level Liquid Switch Close on Rise 240VAC 25 psi $71.15 Was $92.14

Now$7115
current price Now $71.15, Was $92.14$92.14
MADISON M9000-ULL-NO SPST Ultra Low Level Liquid Switch Close on Rise 240VAC 25 psi
madison m8790 lqd lvl swch,5/8-11 unc,selectable,pp $29.52

$2952
current price $29.52madison m8790 lqd lvl swch,5/8-11 unc,selectable,pp
Madison SPST Multi-level Liquid Level Switch Selectable 240VAC 100 psi ML8888 $404.71

$40471
current price $404.71Madison SPST Multi-level Liquid Level Switch Selectable 240VAC 100 psi ML8888
Telemecanique Sensors DPST Liquid Level Switch Close on Rise 600VAC 9037EG10 $347.73

$34773
current price $347.73Telemecanique Sensors DPST Liquid Level Switch Close on Rise 600VAC 9037EG10
MADISON M9700 SPST Tank Liquid Level Switch Selectable 240VAC 100 psi $42.95

$4295
current price $42.95MADISON M9700 SPST Tank Liquid Level Switch Selectable 240VAC 100 psi
SPST Liquid Level Switch Selectable 240 VAC 100 PSI M8000 $23.23

$2323
current price $23.23SPST Liquid Level Switch Selectable 240 VAC 100 PSI M8000
Madison SPST Tank Liquid Level Switch Selectable 240VAC 100 psi M8790-14/4184 $42.98

$4298
current price $42.98Madison SPST Tank Liquid Level Switch Selectable 240VAC 100 psi M8790-14/4184
Madison AlternatrCloseLiquidLvlSwtch,120VDC,240V M8000-ULL-NO $51.72 $51.72/1

$5172
current price $51.72$51.72/1
Madison AlternatrCloseLiquidLvlSwtch,120VDC,240V M8000-ULL-NO
DPST Alternator Tank Liquid Level Switch Close on Rise 9038CG32 $540.81

$54081
current price $540.81DPST Alternator Tank Liquid Level Switch Close on Rise 9038CG32
Water Level Float Switch Liquid Level Sensor Ball - 12V 220V 10W $7.01

$701
current price $7.01Water Level Float Switch Liquid Level Sensor Ball - 12V 220V 10W
Madison SPST Tank Liquid Level Switch Selectable 240 VAC 100 PSI M8700 $25.19

$2519
current price $25.19Madison SPST Tank Liquid Level Switch Selectable 240 VAC 100 PSI M8700
Telemecanique Sensors Liquid Level Switch Float DPST 1NO/1NC 10A 9036GG2H Open Tank NEMA 1 $231.00

$23100
current price $231.00Telemecanique Sensors Liquid Level Switch Float DPST 1NO/1NC 10A 9036GG2H Open Tank NEMA 1
Square D Liquid Level Switch Electrical Lever Switch - Open On Rise, NEMA 1, 460V Indoor & Outdoor Use, NEC-Compliant $94.95

$9495
current price $94.95Square D Liquid Level Switch Electrical Lever Switch - Open On Rise, NEMA 1, 460V Indoor & Outdoor Use, NEC-Compliant
Doyon Quf400 Liquid Level Switch $398.77

$39877
current price $398.77Doyon Quf400 Liquid Level Switch
Telemecanique Sensors LiquidLevelSwitch,Vertical,Steel,575V 9037HG38 $215.15

$21515
current price $215.15Telemecanique Sensors LiquidLevelSwitch,Vertical,Steel,575V 9037HG38
Madison SPST Liquid Level Switch Selectable 240VAC 500 psi M5600-PR $103.82

$10382
current price $103.82Madison SPST Liquid Level Switch Selectable 240VAC 500 psi M5600-PR
SPST Liquid Level Switch Selectable 240VAC 200 psi M5917 $90.41

$9041
current price $90.41SPST Liquid Level Switch Selectable 240VAC 200 psi M5917
Vertical Stainless Steel Dual Ball Tank Liquid Water Level Sensor Float Switch $13.59

$1359
current price $13.59Vertical Stainless Steel Dual Ball Tank Liquid Water Level Sensor Float Switch
MADISON M3827-3 SPST Tank Liquid Level Switch Open On Rise 240VAC 50 psi $146.97

$14697
current price $146.97MADISON M3827-3 SPST Tank Liquid Level Switch Open On Rise 240VAC 50 psi
Other options to consider(28)
FAQ
How do I pick the right liquid level switch?
Choosing the right liquid level switch depends on your tank size, the type of liquid, and where you plan to mount it.
- Mounting style: Side-mounted switches are great for tanks with limited top access, while top-mounted options work well for deeper tanks.
- Material: Polypropylene and stainless steel are common; pick one that’s compatible with your liquid to avoid corrosion.
- Voltage and stroke: Check the switch’s voltage range and stroke length to match your system’s requirements.
Can I use these switches outdoors?
Some liquid level switches are designed for both indoor and outdoor use, but it’s important to check the product’s waterproof rating and durability.
- IP ratings: Look for switches with IP68 or similar ratings for reliable water resistance.
- Material: Stainless steel and heavy-duty plastics can handle harsher environments.
- Installation: Make sure the switch is installed according to manufacturer guidelines to prevent moisture damage.
How do I install a float switch in my water tank?
Installing a float switch is usually straightforward, but steps can vary by model.
- Turn off power to the tank system before starting.
- Mount the switch at the desired level, either on the side or top of the tank.
- Secure the float arm and connect the wiring as instructed in the manual.
- Test the switch by filling or draining the tank to see if it activates.
What maintenance do liquid level switches need?
Regular maintenance helps keep your liquid level switch working smoothly.
- Inspect: Check for buildup or debris on the float and sensor.
- Clean: Gently wipe the float and housing with a damp cloth; avoid harsh chemicals.
- Test: Periodically test the switch to make sure it’s responding correctly.
Are replacement parts available for these switches?
Replacement parts like floats, mounting brackets, or wiring kits may be available for some liquid level switches.
- Check the product page for compatible accessories or parts.
- If you need a specific component, search for the item’s model number to find matching parts.
- For complex repairs, consider reaching out to a professional or the manufacturer for guidance.
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