Marine Light Bulbs: LED, Halogen, Underwater, & More

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Cut your electrical power consumption, reduce the danger of sizzling hot halogen light bulbs, and cool your cabin temperatures by transforming your old boat and marine lights to LED using Imtra’s latest LED bulbs. Here you will find LED light bulbs that allow conversion of your existing light fixtures into efficient and cool running LED boat lights simply by changing the bulb. 

Imtra's LED bulbs for boats incorporate PWM constant-current drive electronics and thermally conductive metal core boards promising long-term performance and reliability for your marine lighting even under variable voltage conditions. Several types of LED bulbs are available for most socket types, most are offered with warm white light that is consistent with traditional bulbs. Cool white, red and blue are also available for several of our LED light bulbs as well.  

Safe, cool, reliable and energy efficient; upgrade your boat lights with our latest LED replacement boat bulbs and join the LED marine lighting revolution today!

And if you have any questions about any of the LED bulbs you see here, feel free to contact a member of our team and we’d be happy to guide you.


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List Price:$34.95Your Price:$9.00 EachIn Stock (53)
MR16 (GU5.3) LED Bulb, 10-30VDC Warm White, 30 Dgs, 5.0W *While Supplies Last*
Note: Clearance Price Applies Only to Inventory on Hand
  • Overview
  • Features
  • Specifications

MR16 (GU5.3) LED Bulb, 10-30VDC, Warm White, 30 degrees, 5.0W

Replace your inefficient and hot 25W halogen MR16 dichroic & reflector bulbs with these highly efficient and "warm" MR16 LED Replacement Bulbs.  These bulbs feature constant-current drive electronics for steady light output across the full 10-30VDC range.  High output LEDs combined with special "4-up" optical lens results in uniform and satisfying illumination. The warm white color temperature matches typical halogen characteristics and is the preference for interior living spaces.  Input voltage must be DC (direct current) from a battery source, LED converter, or DC power supply. Not compatible with low voltage AC transformers (i.e. low voltage AC).

Replaces old item number ILALMR16-03WW

  • Halogen-like warm white color 
  • Highly efficient integrated DC regulator
  • Stable light output across voltage range
  • Unique heat sink fins for efficient thermal management

Clearance ItemsYes
Housing Finish/MaterialAnodized Aluminum
Certifications & ComplianceCE, ROHS
Output ColorWarm White
Lifetime Hours30,000 hrs
Halogen Equivalency30W
Manufacturers Part NoILALMR16-04WW
Input Voltage10-30VDC (&12VAC)
Dimensions1.97 in. (50.0mm) x 1.81 in. (46mm)
Bulb Socket TypeGU5.3 (MR16)
SocketGU5.3 (MR16)
Warranty2 Years
Power Consumption5.0W
Lens MaterialUV stabilized polycarbonate
Light TechnologyLED
Beam Angle0-45°
Luminous Flux290 lms
DriverIntegrated Constant-Current
Correlated Color Temperature (CCT)2800-3200K
Color Rendering Index (CRI)80
OrientationBack Pin
Approximate Ship Weight (lbs)1


Cancer and Reproductive Harm-


Marine Light Bulb Resources:

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After you have taken a look through all of the marine light bulbs we have to offer here at IMTRA, head over to the Learning Center to learn more. Here are a few to get you started:

And if you have any questions about any of the LED bulbs you see here, feel free to contact a member of our team and we’d be happy to guide you.