Underwater Lights

Marine Lighting

Underwater Lights

Transform your boat with premium underwater lights designed to enhance nighttime visibility, attract fish, and create stunning illumination. Shop LED underwater lights, transom lights, thru-hull lights, surface-mount fixtures, RGB and RGBW lighting systems, replacement components, and installation accessories from trusted brands built for dependable freshwater and saltwater performance.

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Marine Underwater Lights for Boats and Docks

Marine underwater lights add visibility, style, and functional illumination below the waterline. CritPro carries underwater lighting for transoms, hulls, docks, fishing applications, and nighttime boating.

What to Look for in Marine Underwater Lights

Select underwater lights based on output, beam angle, color, mounting method, hull material, operating voltage, and control compatibility. White and blue lights provide clean illumination, while RGB and RGBW models offer customizable color effects.

What This Category Covers

This category includes surface-mount and through-hull underwater lights in white, blue, RGB, and RGBW configurations for recreational and commercial marine applications.

Pairing Underwater Lights with Other Equipment

Complete your installation with Lighting Controls & Accessories, browse Dock & Fishing Lights, or shop our complete boating department.

Browse our complete selection of Marine Underwater Lights at CritPro.