Rank | Product Name | Score |
---|---|---|
1
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Rule 35A Rule-A-Matic Bilge Pump Float Switch, Mercury Free,White
|
9.36
|
2
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Rule 40A Rule-A-Matic Plus Bilge Pump Float Switch, 12, 24 or 32 Volt, Moisture Tight Seals , White , Small
|
9.36
|
3
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PetierWeit Heavy Duty Flow Marine Boat Bilge Pump Float Switch can be used in Large Aquarium / Small swimming pool / Water Reservoirs / Fountains
|
9.38
|
4
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SEACHOICE 19401 Universal Series Automatic Marine Bilge Pump Float Switch for 6V-36V - 50-19401
|
9.36
|
5
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Rule 37A SuperSwitch Bilge Float Switch, Moisture Tight Seals, 12, 24 or 32 Volt , White
|
9.36
|
6
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Ogrmar Automatic Boat Bilge Pump Float Switch Moisture Tight Seals 12/24/32VDC Ignition Protected Mercury
|
9.6
|
7
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Johnson Pumps 36303 Ultima Auto Bilge Pump Switch
|
9.36
|
8
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Rule 40FA Rule-A-Matic Plus Bilge Pump Float Switch with Fuse Holder, 12, 24 or 32 Volt, Moisture Tight Seals , White , 3" x 5-3/8" x 2-1/2"
|
9.36
|
9
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AURELIO TECH Automatic Boat Bilge Pump Float Switch 12V 24V 32V Ignition protected Mercury
|
9.62
|
10
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Shoreline Marine Float Switch | Automatic Lever Type | No Mercury, Tinned Marine-Grade Wire | Simple Installation | Mounting Hardware Included | Boat Accessory
|
9.36
|
Top 10 Bilge Float Switch of 2022
Rule 35

by Rule
Rule 35A Rule-A-Matic Bilge Pump Float Switch, Mercury Free,White
Color | White |
Prime Status | Yes |
Warranty | 2 years |
Brand | Rule |
Rating | 9.36/10 |
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
- Marine grade "blocked" wire
Rule 40A

by Rule
Rule 40A Rule-A-Matic Plus Bilge Pump Float Switch, 12, 24 or 32 Volt, Moisture Tight Seals , White , Small
Color | White |
Prime Status | Yes |
Warranty | as listed |
Brand | Rule |
Rating | 9.36/10 |
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)
- Can also be used to operate high water alarm systems
PetierWeit

by PetierWeit
PetierWeit Heavy Duty Flow Marine Boat Bilge Pump Float Switch can be used in Large Aquarium / Small swimming pool / Water Reservoirs / Fountains
Color | - |
Prime Status | Yes |
Warranty | - |
Brand | PetierWeit |
Rating | 9.38/10 |
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
SEACHOICE 19401

by SEACHOICE
SEACHOICE 19401 Universal Series Automatic Marine Bilge Pump Float Switch for 6V-36V - 50-19401
Color | Unspecified |
Prime Status | Yes |
Warranty | - |
Brand | SEACHOICE |
Rating | 9.36/10 |
Features
- Converts DC bilge pumps to automatic operation
- 2,000 gallon per hour capacity
- 36 Volts Strength
- Non-corrosive ABS plastic construction
Rule 37A

by Rule
Rule 37A SuperSwitch Bilge Float Switch, Moisture Tight Seals, 12, 24 or 32 Volt , White
Color | White |
Prime Status | Yes |
Warranty | 5 years |
Brand | Rule |
Rating | 9.36/10 |
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
Ogrmar

by Ogrmar
Ogrmar Automatic Boat Bilge Pump Float Switch Moisture Tight Seals 12/24/32VDC Ignition Protected Mercury
Color | - |
Prime Status | Yes |
Warranty | - |
Brand | Ogrmar |
Rating | 9.6/10 |
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.
Johnson Pumps 3001.3633

by Johnson Pumps
Johnson Pumps 36303 Ultima Auto Bilge Pump Switch
Color | - |
Prime Status | Yes |
Warranty | 1 Year Limited |
Brand | Johnson Pumps |
Rating | 9.36/10 |
Features
- Customizable industrial equipment
- Will not corrode and are not affected by oil or foreign debris
- Ultima switch is rated to handle pumps up to 20 amps at 12 or 24 volts
- The detector cells are totally sealed and never in contact with the water
Rule 40FA

by Rule
Rule 40FA Rule-A-Matic Plus Bilge Pump Float Switch with Fuse Holder, 12, 24 or 32 Volt, Moisture Tight Seals , White , 3" x 5-3/8" x 2-1/2"
Color | White |
Prime Status | Yes |
Warranty | 2 years |
Brand | Rule |
Rating | 9.36/10 |
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)
- Can also be used to operate high water alarm systems
AURELIO TECH
AURELIO TECH Automatic Boat Bilge Pump Float Switch 12V 24V 32V Ignition protected Mercury
Color | - |
Prime Status | Yes |
Warranty | - |
Brand | AURELIO TECH |
Rating | 9.62/10 |
Features
- Model: SFBS-20-01; 20AMP 12-24-34V DC
- Max Amps 12volts: 20A; Max Amps 24volts: 10A; Max Amps 32volts: 8A
- Wire Length: 1m; Wire gauge size: 18
- Product dimensions: 5" x 1. 9" x 2" approx. ; Ignition protected; Mercury free; Solid ABS material for high strength and durability
- Long life, switching frequency up to 10 million times; Ultrasonic welding, forming a seal, reliable and secure, not leaking
Shoreline Marine SL52267

by Shoreline Marine
Shoreline Marine Float Switch | Automatic Lever Type | No Mercury, Tinned Marine-Grade Wire | Simple Installation | Mounting Hardware Included | Boat Accessory
Color | White |
Prime Status | Yes |
Warranty | - |
Brand | Shoreline Marine |
Rating | 9.36/10 |
Features
- Activates pump automatically
- For use with DC bilge pumps
- Unit is submersible
- Wiring diagram is included in package
Best Bilge Float Switch brands
- Rule
- PetierWeit
- SEACHOICE
- Ogrmar
- Johnson Pumps