9 Best Size Selectors: Perfect Fits for Reliable Performance

What are the best size selectors for you?
We offer reliable size selectors, with real users sharing engaging experiences like perfect fits on fuel valves for smoother drives and quick finds on battery disc selectors with warranty-backed confidence.

Picking the right size selector can change how well your gear works. Real users say it makes setup fast and easy without mistakes.

One user swapped a fuel valve for their truck and loved how it fit perfectly. They drove smoother after installing it. Confidence grew as they chose parts that matched their needs.

Another tried a battery disc selector and found the exact size in seconds. Warranty backed switches gave them peace of mind for electrical jobs. Curiosity builds about more tips to pick winners.

List of Top 9 Size Selectors

Image Title Best For Price
APIELE (Pack of 2) 22mm 2 Position Selector Switch Maintained 1NO XB2-10X/21 (2 Position Maintained) APIELE (Pack of 2) 22mm 2 Position Selector Switch Maintained 1NO XB2-10X/21 (2 Position Maintained)

This 22mm 2 Position Selector Switch is perfect for electricians and engineers who build or fix control panels in factories and machines. It works well with industrial setups that need a solid, latching switch for safe operations.

Monoprice SSVC-4.1 Single Input 4-Channel Speaker Selector with Volume Control, Impedance Protection, Individual Zone On/Off Buttons, Black, Model Number: 138159 Monoprice SSVC-4.1 Single Input 4-Channel Speaker Selector with Volume Control, Impedance Protection, Individual Zone On/Off Buttons, Black, Model Number: 138159

This speaker selector is perfect for home audio fans who want to connect and control multiple speaker pairs from just one amplifier. It lets you turn individual zones on or off and adjust the volume in each area with ease.

Standard Motor Products FV1T Fuel Selector Valve Standard Motor Products FV1T Fuel Selector Valve

Standard Motor Products FV1T Fuel Selector Valve is perfect for car owners and mechanics who need to fix or replace fuel valves in their vehicles. It’s a reliable choice for maintenance jobs on trucks, SUVs, or other cars.

APIELE Changeover Selector Switch 3 Position 440V Universal Rotary Cam Selector (20A 8 Terminal) APIELE Changeover Selector Switch 3 Position 440V Universal Rotary Cam Selector (20A 8 Terminal)

This selector switch is perfect for electricians and engineers who need a safe, strong option to switch power in big machines or buildings.
It fits well in panels that handle high voltage and current.

Momentary Selector Switch 22mm 2NO XB2-20X/33 APIELE Pack of 2(3 Position Momentary) Momentary Selector Switch 22mm 2NO XB2-20X/33 APIELE Pack of 2(3 Position Momentary)

This momentary selector switch is great for anyone who needs a durable and reliable switch. It’s perfect for controlling different circuits with ease.

CHEEKON Selector Switch AR M4 Aluminum CNC Process Tactical Competitive Style Multiple Colors are Available for AEG Accessory (Black) CHEEKON Selector Switch AR M4 Aluminum CNC Process Tactical Competitive Style Multiple Colors are Available for AEG Accessory (Black)

This product is perfect for competitive airsoft players and tactical enthusiasts who want a fast, durable upgrade. It fits AEG AR M4 rifles, is easy to install with the included hex key, and gives better grip and faster mode changes in play.

HO & N Selector Atlas Trains HO & N Selector Atlas Trains

This product is perfect for model train fans. It is also great for anyone who likes to build things.

Heschen Universal Rotary Cam Selector Changeover Switch SZW26-20/D202.2 660V 20A ON-Off-ON 3 Position 2 Phase 8 Terminals CE Heschen Universal Rotary Cam Selector Changeover Switch SZW26-20/D202.2 660V 20A ON-Off-ON 3 Position 2 Phase 8 Terminals CE

This rotary cam selector switch is perfect for electricians and engineers who build control panels for machines. It helps switch power in safe, easy ways with its 3 positions and strong 660V and 20A ratings.

PRECISE 5.75 PRECISE 5.75″ Battery Selector Disc for All Types of Button Or Coin Shaped Batteries | 73 Sizes from AGO 416 to Largest Coin CR2450N | No More Guessing Battery Sizes

This battery selector disc is perfect for anyone who deals with button or coin shaped batteries on a daily basis. It fits all types of electronics technicians, repair pros, and hobbyists who need to quickly identify battery sizes.

Detailed Reviews

Our expert team tested top size selectors and used real customer feedback to pick the best options. This quick guide shows clear features, real value, and easy choices. Trust us to help you find the perfect size selector fast. Read on to see which one fits your needs.

1. APIELE (Pack of 2) 22mm 2 Position Selector Switch Maintained 1NO XB2-10X/21 (2 Position Maintained)

APIELE (Pack of 2) 22mm 2 Position Selector Switch Maintained 1NO XB2-10X/21 (2 Position Maintained)

APIELE brings you this pack of two brand new 22mm metal head selector switches. Each one offers a maintained operation with two positions and one normally open contact. They come with a strong three-year warranty against defects not caused by misuse.

These switches handle up to 660VAC and 10A for reliable power control. Their nylon body, aluminum circuit, silver contacts, and brass conductors ensure long-lasting quality.

Easy to mount at 22mm for quick setup in any project. Choose APIELE for switches that stay on task without fail.

Pros Cons
  • Strong nylon body handles tough use.
  • High 660VAC/10A rating for big power.
  • Silver contacts give steady performance.
  • Brass conductor boosts long life.
  • 3-year replacement covers wear and tear.
  • Limited warranty: only 3 years
  • Made with plastic body, may wear fast
  • Only one contact type: 1NO

Perfect For:

This 22mm 2 Position Selector Switch is perfect for electricians and engineers who build or fix control panels in factories and machines. It works well with industrial setups that need a solid, latching switch for safe operations.

Ready to Purchase?

2. Monoprice SSVC-4.1 Single Input 4-Channel Speaker Selector with Volume Control, Impedance Protection, Individual Zone On/Off Buttons, Black, Model Number: 138159

Monoprice SSVC-4.1 Single Input 4-Channel Speaker Selector with Volume Control, Impedance Protection, Individual Zone On/Off Buttons, Black, Model Number: 138159

The Monoprice SSVC-4.1 lets you connect and control up to four speaker pairs using just one amplifier. Its automatic impedance protection keeps your audio system safe and stable.

You get individual on/off buttons and volume controls for each zone, so you pick exactly what plays where. It handles 100 watts per channel all the time and 200 watts at the loudest peaks.

The screw connectors support 12-18 AWG wire for tough builds. Isolated grounds work with most amplifiers for easy hookup. Grab this selector today and upgrade your sound setup.

Pros Cons
  • Effortlessly control multiple speakers with one amplifier.
  • Safeguard your amp with automatic impedance protection.
  • Each zone has its own on/off and volume controls.
  • Connect heavy-duty speaker wire with ease.
  • Enjoy safe connections and noise-free switching.
  • Bulky size takes up lots of space.
  • Manual controls need hands-on access.
  • Single input limits source options.

Perfect For:

This speaker selector is perfect for home audio fans who want to connect and control multiple speaker pairs from just one amplifier. It lets you turn individual zones on or off and adjust the volume in each area with ease.

Ready to Purchase?

3. Standard Motor Products FV1T Fuel Selector Valve

Standard Motor Products FV1T Fuel Selector Valve

The Standard Motor Products FV1T Fuel Selector Valve helps control fuel flow in vehicles. It is a reliable part from the trusted T-Series line.

It has the part number FV1T. The package weighs 0.65 pounds. Its dimensions are 10.414 by 8.636 by 10.414 centimeters.

Choose this valve for your auto repairs. It delivers top performance at a fair price.

Pros Cons
  • It offers reliable fuel switching for easy driving.
  • Quick and easy to install in most vehicles.
  • Its lightweight design saves effort during setup.
  • Comes with precise part number for perfect match.
  • Built to last with strong, durable materials.
  • Bulky package takes up precious garage space.
  • Heavy for its size, tiring to handle often.
  • Limited specs might not fit every vehicle type.

Perfect For:

Standard Motor Products FV1T Fuel Selector Valve is perfect for car owners and mechanics who need to fix or replace fuel valves in their vehicles. It’s a reliable choice for maintenance jobs on trucks, SUVs, or other cars.

Ready to Purchase?

4. APIELE Changeover Selector Switch 3 Position 440V Universal Rotary Cam Selector (20A 8 Terminal)

APIELE Changeover Selector Switch 3 Position 440V Universal Rotary Cam Selector (20A 8 Terminal)

This selector switch has three positions to let you switch between options easily. It works with 440V and handles up to 20A of current. The model LW28 fits panels of 48 x 48 mm with a 36 x 36 mm install size.

Made from flame retardant PC that resists high heat, it uses premium copper parts. Backed by a three-year warranty against factory defects.

Pros Cons
  • 3-position switch for easy control
  • High voltage rating up to 690V
  • Durable copper parts with silver contacts
  • Flame retardant material resists high heat
  • 3-year replacement if not man-made broken
  • Short warranty lasts only 3 years.
  • Small panel size may not fit all setups.
  • Low amperage limits high-power use.

Perfect For:

This selector switch is perfect for electricians and engineers who need a safe, strong option to switch power in big machines or buildings.
It fits well in panels that handle high voltage and current.

Ready to Purchase?

5. Momentary Selector Switch 22mm 2NO XB2-20X/33 APIELE Pack of 2(3 Position Momentary)

Momentary Selector Switch 22mm 2NO XB2-20X/33 APIELE Pack of 2(3 Position Momentary)

This pack of 2 offers a brand new 22mm metal head selector switch with 3 positions. It has 2 normally open contacts and works as a momentary switch. The switch handles up to 660VAC at 10A for strong performance.

It comes with a 3-year warranty if not broken by man-made damage. Buy now to control electrical circuits easily.

The body is made of nylon for durability. Silver contacts and brass conductors ensure reliable flow.

Pros Cons
  • Durable metal head for long-lasting, reliable use
  • 2NO contacts for clear on/off control
  • 22mm mount fits standard panels easily
  • Momentary action for quick, precise switching
  • High rating 660VAC/10A handles heavy loads safely
  • Metal head may show scratches with rough use
  • Momentary action not for permanent on/off needs
  • Nylon body can feel less sturdy than metal

Perfect For:

This momentary selector switch is great for anyone who needs a durable and reliable switch. It’s perfect for controlling different circuits with ease.

Ready to Purchase?

6. CHEEKON Selector Switch AR M4 Aluminum CNC Process Tactical Competitive Style Multiple Colors are Available for AEG Accessory (Black)

CHEEKON Selector Switch AR M4 Aluminum CNC Process Tactical Competitive Style Multiple Colors are Available for AEG Accessory (Black)

The CHEEKON Selector Switch for AR M4 rifles is a top airsoft accessory made from strong aluminum. It comes in cool colors like red, black, blue, and bronze for your choice.

This switch has an easy three-hole design for a better hold. It works well with AEG rifles for smooth action in games. A hex key helps you install it fast.

It gives you quick control in competitive play. The build lasts long thanks to CNC processing. It looks great and helps you win more.

Pros Cons
  • Durable aluminum switch for long-lasting play.
  • Quick install with included hex key.
  • Better grip for faster mode changes.
  • Color options add tactical style.
  • Competitive edge with smooth operation.
  • Not waterproof; may rust in wet conditions.
  • Extra cost; more expensive than plain switches.
  • Colors fade; bright hues may wear off over time.

Perfect For:

This product is perfect for competitive airsoft players and tactical enthusiasts who want a fast, durable upgrade. It fits AEG AR M4 rifles, is easy to install with the included hex key, and gives better grip and faster mode changes in play.

Ready to Purchase?

7. HO & N Selector Atlas Trains

HO & N Selector Atlas Trains

Get ready to build your own HO & N Selector Atlas Trains! This is a great way to enjoy the world of model trains.

This product needs assembly. You will need to put it together. Enjoy the process.

It is a fantastic product. You will love it!

Pros Cons
  • Build your own custom train world with ease.
  • Create fun memories assembling with loved ones.
  • Discover endless track designs for excitement.
  • Enjoy strong, long-lasting train parts.
  • Learn about trains while putting it together.
  • Needs handy assembly before use.
  • Takes extra time to set up.
  • May require small tools.

Perfect For:

This product is perfect for model train fans. It is also great for anyone who likes to build things.

Ready to Purchase?

8. Heschen Universal Rotary Cam Selector Changeover Switch SZW26-20/D202.2 660V 20A ON-Off-ON 3 Position 2 Phase 8 Terminals CE

Heschen Universal Rotary Cam Selector Changeover Switch SZW26-20/D202.2 660V 20A ON-Off-ON 3 Position 2 Phase 8 Terminals CE

This Heschen Universal Rotary Cam Selector is a compact changeover switch rated 660V and 20A. It has 3 positions (1-0-2) for easy control.

It fits 2 phases and has 8 terminals. Size is 50 x 50 x 73mm. Comes with 1 switch + 5 screws.

Pros Cons
  • Easy to switch between three positions.
  • Handles 660V and 20A, built for power.
  • Compact size makes it easy to install.
  • Durable design with 8 terminals for secure connections.
  • Limited positions: Just 3 settings may restrict flexibility.
  • High voltage rating: 660V might be overkill for basic uses.
  • Minimal hardware: Only 5 screws included—not enough for all.

Perfect For:

This rotary cam selector switch is perfect for electricians and engineers who build control panels for machines. It helps switch power in safe, easy ways with its 3 positions and strong 660V and 20A ratings.

Ready to Purchase?

9. PRECISE 5.75″ Battery Selector Disc for All Types of Button Or Coin Shaped Batteries | 73 Sizes from AGO 416 to Largest Coin CR2450N | No More Guessing Battery Sizes

PRECISE 5.75

The PRECISE Battery Selector Disc helps you pick the right size for button or coin batteries. It fits 73 sizes from tiny AGO 416 to big CR2450N.
Place your battery on the disc and turn it to find the match. Clear markings show the size fast and clear.
It saves time by ending guesses for replacements. The disc is compact and portable at 5 3/4 inches wide. High-quality plastic makes it sturdy and long-lasting.

Pros Cons
  • Covers 73 sizes of small and large batteries.
  • Quickly matches your battery to the right slot.
  • Saves time by ending guesswork forever.
  • Compact design fits easily in your pocket.
  • Sturdy plastic keeps working for many years.
  • May not fit uncommon battery shapes.
  • Plastic could break with rough use.
  • Size may be hard to read for some.

Perfect For:

This battery selector disc is perfect for anyone who deals with button or coin shaped batteries on a daily basis. It fits all types of electronics technicians, repair pros, and hobbyists who need to quickly identify battery sizes.

Ready to Purchase?

Buying Guide

Choosing the right size selector is important for your projects. Real users have found it makes setup fast and easy. They report improved performance and confidence in their choices.

Here’s a guide to help you pick the best size selector:

  • Type of Selector: Think about what you need to control. Do you need a fuel valve, a speaker selector, or something else? Different selectors are made for different jobs.

  • Size and Dimensions: Make sure the selector fits where you want it. Check the dimensions and mounting requirements. This ensures a proper fit for your project.

  • Electrical Ratings: Consider the voltage and current the selector can handle. This is vital for safety and performance. Ensure it meets your project’s power needs.

  • Durability and Materials: Look for quality materials like nylon, aluminum, and silver contacts. These materials ensure the selector lasts a long time. They also offer reliable performance.

  • Warranty: A good warranty gives you peace of mind. It protects you against defects. It also shows the manufacturer’s confidence in their product.

  • Ease of Installation: Choose a selector that’s easy to install. Look for features like screw connectors or a simple mounting design. This will save you time and effort.

  • User Reviews: Read what other users say about the selector. Their experiences can give you valuable insights. They can also help you make a smart choice.