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Marine Light Bulbs

      Marine Light Bulbs Product Listings

      • Attwood Replacement Boat Stern Light Lens
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        $9.49
        $8.49

        ATTWOOD® FIXED BASE ALL-ROUND LIGHT PONTOON BOAT REPLACEMENT GLOBE Two-mile, 360º light visibility for boats 12 to 20 meters (39.4 to 65.6 feet). For use on pontoons, hard tops & radar arches. Replacement Globe

      • Anti-Glare Replacement Marine Light Bulb Lens
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        $5.99

        Attwood Anti-Glare Replacement Lens Attwood Anti-Glare Replacement Lens is a replacement lens for the new style Attwood All-Round Pole Lights.  Compatible with Series 5300, 5310, 5320, 5330, 5340

      • Perko Festoon Bulb - Double Ended
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        $20.49
        $15.49

        Festoon Bulb - Double Ended. 10 watts, 12 volts, .80 amp. Bulb length 1 1-8". Sold as a 2 pack.

      • Perko Spare Stern Navigation Light Lens Assembly
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        $21.99
        $18.49

        Spare lens assembly, clear fluted globe with black plastic top, for Inland Series reduced glare white all-round pole light. This design helps preserve night vision. The amount of light wasted outside of the visibility zone is greatly reduced, this light...

      • Perko Round Stern Light Navigation Lens - White
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        $22.99
        $16.99

        Replacement Globe for all round Perko navigation light. White Plastic. 3” Tall x 1 1/2” ID x 1 9/16” OD.

      • #891 Halogen Light Bulb, 12 Volt - 20 Watt
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        $13.99
        $11.99

        12 volt, 20 watt, 700 candle power halogen light bulb. Previously used on the Sea Dog dome lights 402190, 402195, 402200, 402202, 402205 and 402207. Halogen type #891.

      • Perko Spare Navigation Wedge Base Bulb
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        $15.49
        $11.49

        12 Volt, 9 watt, spare wedge base bulb, 5/8" diameter X 1-1/2" long, navigation bulb.

      • Perko 12V/15 Watt Double-Ended Festoon Bulb - Pair
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        $21.99
        $16.49

        Perko 12V/15 Watt Double-Ended Festoon Bulb - Pair Perko replacement 12 volt festoon bulbs. These bulbs fit many different styles of Perko's incandescent navigation lights. Sold as a pair. Specifications: Voltage: 12 Wattage: 15 Amps: ...

      • Perko Spare Wedge Base Navigation Bulb
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        $12.99
        $10.49

        Perko Spare Wedge Base Navigation Bulb This wedge base bulb is the perfect fit for many of Perko's navigation lights when you need a spare.  Specifications: 12 Volt 5 Watts .35 amps Length: 1-1/16" Diameter: 13/32"

      • Attwood Replacement Stern Light Frosted Globe
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        $9.49
        $8.49

        Attwood Replacement Stern Light Frosted Globe This replacement stern light frosted globe is designed as an easy way to replace a broken or discolored globe stern light.

      • Perko Festoon Bulbs - 12V 10 Watt
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        $18.99
        $14.99

        Perko Festoon Bulbs - 12V 10 Watt These festoon bulbs from Perko fit lots of different styles of incandescent navigation lights. The bulb measures 1 11/16".

      What Marine Light Bulbs Are Used For

      Marine light bulbs are replacement bulbs used in navigation lights, cabin lighting, deck lighting, and other onboard marine lighting systems. Keeping functional bulbs installed helps maintain proper visibility on the water and ensures your lighting equipment continues to operate as intended.

      As part of a complete boat lights system, replacement bulbs help ensure navigation lights remain visible and interior lighting systems continue working reliably during nighttime boating.

      Types of Marine Light Bulbs

      Marine lighting systems may use several different types of bulbs depending on the fixture and application.

      • LED Marine Bulbs: Energy-efficient lighting that produces bright illumination while using minimal electrical power.
      • Halogen Bulbs: Bright lighting commonly used in spotlights and older marine lighting systems.
      • Incandescent Bulbs: Traditional marine bulbs still used in some navigation and interior lighting fixtures.
      • Specialty Marine Lamps: Bulbs designed for specific navigation lights, instrument lighting, or indicator lights.

      Upgrading to LED Marine Light Bulbs

      Many boaters replace traditional bulbs with LED options because they offer longer service life and improved energy efficiency. LED lighting produces strong illumination while drawing less power from the boat’s electrical system.

      Upgrading to LED boat lights can help reduce maintenance and improve reliability for boats that frequently operate after sunset.

      Choosing the Right Replacement Marine Bulb

      When selecting a replacement bulb, it is important to match the bulb type, voltage, and base style used by your existing lighting fixture. Many marine lighting systems operate on standard 12-volt electrical systems, but bulb designs may vary depending on the application.

      Marine-rated bulbs are designed to withstand vibration, moisture, and salt exposure that can occur during normal boating conditions. Choosing the correct replacement bulb helps ensure dependable lighting performance whenever you need it.

      Frequently Asked Questions About Marine Light Bulbs

      What are marine light bulbs used for?

      Marine light bulbs are replacement bulbs used in navigation lights, cabin lighting, deck lights, and other marine lighting systems installed on boats.

      Can LED bulbs replace traditional marine bulbs?

      Many boat lighting fixtures can use LED replacement bulbs, which often provide longer service life and lower power consumption compared to traditional bulbs.

      Do marine bulbs need to be waterproof?

      Marine bulbs are typically installed in sealed fixtures designed to protect the bulb from water exposure while operating in marine environments.

      How do I choose the correct marine replacement bulb?

      The replacement bulb should match the voltage, base type, and size of the original bulb used in your lighting fixture.