5 Best Marine Dimmer Switches (Reviews Updated 2022)

This post contains affiliate links, and I will be compensated if you make a purchase after clicking on my links, at no cost to you.

Electronics are used on boats for multiple purposes. Lights require electricity, as do speakers, receivers, navigation systems and many other pieces of equipment. Where there are electronics, there should be electrical terminals. A marine dimmer switch allows the light to be gradually reduced or increased as an alternative to a on/off switch.

Best Marine Dimmer Switches

Here are our marine dimmer switches reviews.

1. PCA Electronics DC Dimmer for Marine Lighting

12 Volt Dc Dimmer For Led, Halogen, Incandescent Rv, Auto, Truck, Marine, And Strip Lighting Lon

The PCA Electronics DC Dimmer for Marine Lighting is a top-of-the-line marine dimmer switch from a reputable company. This dimmer switch dims up to 60 watts of incandescent, halogen or LED lighting. It also reduces power drain.

  • Protects from heat damage
  • 12v DC power
  • All installing hardware included
Check Price on Amazon


2. Facon Touch Dimmer Switch for Marine

Facon Touch Dimmer Switch With Blue Indicator Light, 12volt 24volt Dc, Use With Led Lights, Incand

The Facon Touch Dimmer Switch for Marine is a good quality marine dimmer switch at a relatively cheap price. This dimmer switch is available in four neutral colors. It has a maximum rate of 36 watts and gives 3 amps to use with single or multi-lights.

  • Creates low-light ambiance
  • 12v or 24v compatible
  • Simple installation
Check Price on Amazon


3. BEP Electronic Dimmer 7A

Bep Electronic Dimmer 7a At 12v Dc Dimmers

The BEP Electronic Dimmer 7A is a marine dimmer switch which gives the user absolute control over the level of lighting. This product is made to control incandescent light intensity from bright to dim. It is made from durable metal with a plastic switch.

  • 12V DC compatible
  • Simple red & white connectors
  • Comes with hardware for installation
Check Price on Amazon


4. Lesiure Lectronics PWM Light Dimmer Switch

Leisure Lectronics 12 Volt Pwm Light Dimmer Switch, 12v Led & Incandescent Boat, Rv, Car

The Leisure Lectronics PWM Light Dimmer Switch is a heavy duty, high quality marine dimmer switch. This piece of equipment works by pulse width modulation (PWM). There is no exposed circuitry or wiring.

  • Water –resistant materials
  • Threaded brass shafts
  • 7 amps at 12v DC
Check Price on Amazon


5. American Technology Components Dimmer Switch for Marine

American Technology Components 12 Volt Dc Dimmer Switch For Led, Halogen, Incandescent Rv, Auto, T

The American Technology Components Dimmer Switch for Marine is a simplistic but highly effective marine dimmer switch. This product is highly compatible, and can be used on a variety of vehicles. It is available in black, white, almond or brown.

  • 60 watts at 12v DC
  • Reduces power drain & heat on batteries
  • Built to fit into small spaces
Check Price on Amazon


Marine Dimmer Switches Buyer’s Guide

Choosing a marine dimmer switch is an important investment for a boat owner.  Prices are not too high, usually around the $50 mark.  While the price may seem quite low, a good portable breaker light is well worth investing in.  A portable breaker light is not a required piece of equipment on a boat, but if the boat needs use multiple types of battery powered equipment needs it is required.

Our buying guide reviews the best marine dimmer switches on the market so you can choose the right marine dimmer switch for your boat.   The following features are included on most marine dimmer switches and will help you to choose which features you need on a marine dimmer switch for your boat.


Boat marine dimmer switches are used to control the amount of light given off on a boat, therefore they need to give use certain amounts of power. Many breaker lights run off 12v of power, whilst being compatible with 6v or 24v batteries also. Switches generally don’t require too much power.

Installation Process

Marine dimmer switches should ideally be quick and easy to install. Look for one which includes the necessary bolts and hardware this will speed up the process and have you out on the water using your marine dimmer switch in no time.


Marine dimmer switches are made of corrosion-resistant materials because they are installed on the boat and so are at risk of getting wet from time to time.  Common materials include metals and durable plastic coatings.  Be sure to buy a marine dimmer switch that is made of high-quality materials for a long lifespan.


Marine dimmer switches, like all electrical items, should be fitted with certain safety protection features. These features include reverse polarity, ignition protection, spark-proof technology, thermal protection, and protection from over charging. These features ultimately ensure that the dimmer switch is as safe as possible and minimize the risk of anything going wrong.