The global underwater lighting market is projected to increase from USD 336.9 million in 2024 to USD 505.3 million by 2030, representing a solid 7.0% CAGR for 2026–2030 as advanced lighting solutions become integral to a wider range of aquatic environments.
Underwater lighting refers to specialized, watertight illumination systems engineered to operate safely below the waterline in applications such as swimming pools, fountains, aquariums, marinas, offshore structures, and marine vessels. Market growth is being driven by rising participation in recreational underwater activities like scuba diving, yachting, and marine tourism, along with the increasing deployment of smart marine infrastructure and automated vessel systems that require reliable, high-performance lighting for visibility, safety, and aesthetic enhancement.
Advances in LED technology and smart control systems are critical to the market’s expansion, delivering high-efficiency, long?life lighting that can withstand harsh marine conditions. Modern LEDs offer far greater energy efficiency than traditional incandescent and halogen lamps, reducing power consumption and maintenance frequency, while smart controls enable dimming, color changing, remote monitoring, and automated scheduling to optimize both performance and user experience in pools, harbors, and onboard applications.
The growing popularity of aquatic recreation and marine tourism further stimulates demand for sophisticated underwater lighting. Leisure boating, cruise travel, waterfront resorts, and underwater attractions increasingly rely on lighting to enhance ambiance, support underwater photography, and ensure safe movement in and around vessels and facilities. The expanding economic footprint of recreational boating and cruising translates into more new builds and upgrades that incorporate premium submerged lighting as a differentiating feature.
Despite these drivers, high upfront investment costs for advanced underwater lighting systems remain a significant restraint on market growth. High?intensity LED fixtures, corrosion?resistant housings, and integrated smart controls typically carry premium prices, which can discourage adoption among individual boat owners, small marinas, and budget?constrained commercial operators, who may either defer purchases or choose lower-cost, less advanced alternatives.
This challenge is amplified when broader marine equipment spending slows, as fewer new vessels and infrastructure projects reduce original?equipment opportunities for high-end underwater lights. Declines in new boat sales or delayed refit cycles directly translate into fewer installations, slowing market penetration for state-of-the-art, feature-rich systems even when long?term operating savings are compelling.
A key emerging trend is the development of ecosystem-supportive lighting solutions that minimize ecological disruption and address growing concerns about marine light pollution. Manufacturers are designing products with tailored spectra, controlled intensity, and adaptive operating cycles to reduce negative impacts on marine fauna, using wavelengths and lighting patterns that are less disruptive to natural behaviors while still delivering adequate human visibility and safety.
Another important trend is the shift toward sustainable materials and cleaner manufacturing practices in underwater lighting products. Producers are increasingly exploring recycled or bio-based materials, corrosion?resistant composites with lower environmental impact, and production processes that reduce energy use and waste. This sustainability focus aligns with broader marine industry priorities and is expected to shape purchasing criteria, regulations, and product standards in coming years.
Within the overall market, retrofit installations are emerging as the fastest?growing segment, largely due to the compelling upgrade path from legacy lighting technologies to LEDs. Owners of pools, docks, and vessels are replacing older halogen or incandescent fixtures with LED systems to gain improved energy efficiency, lower maintenance requirements, longer service life, and enhanced visual effects such as multicolor illumination and dynamic scenes.
These retrofit projects allow operators to modernize existing assets without full system overhauls, making upgrades financially attractive while immediately improving appearance, safety, and operating costs. As awareness of the performance and aesthetic benefits of LED underwater lighting continues to rise, retrofit adoption is expected to remain a key engine of market growth.
By Light Source
LED (Light Emitting Diode)
Halogen
Incandescent
Xenon
By Installation Type
Retrofit
New Installation
By End User
Commercial
Residential
Industrial
Key Companies
Deep Glow Technologies, Inc.
Halcyon Manufacturing Inc
SeeScan, Inc
Techno Electric & Engineering Company Ltd
Perko Inc.
Shopify Inc
Subsea Technologies, Inc.
Ammonite Underwater Lights Ltd
LaMotte Company
Ocean LED Marine Ltd.
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USD 336.9 Million
Asia Pacific
Retrofit
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