Sealite SL-15 1-2NM+ Solar Marine Light
The Sealite SL-15 is a solar marine light that features a 1-2+ nautical mile visible range.
Features
- 16 user programmable flash codes
- Single LED optic
- 3 year fix or replace warranty
- Free ground shipping
- Expedited repair and warranty service
- Lifetime technical support
- More
Overview
The Sealite SL-15 compact LED marine light is an exceptional value and incorporates some of the most advanced technology available. In the tradition of Sealite lanterns, the SL-15 is designed to be maintenance-free with a life expectancy of up to 12 years, with battery replacement approximately every 5 years.
Reactive
The SL-15 can be installed in minutes. Once the flash code is set, no operator intervention is required. The solar module will charge the replaceable battery during daylight hours, and the lantern will automatically begin operation at dusk. The SL15 features the Sealite LED 360 Omni Directional Reflector, which increases the intensity and uniformity of the horizontal output.
Built for Nature
The tough polycarbonate lens is specifically designed for use with LEDs and has an environment-friendly spike deterring unwelcome birdlife. The unit is sealed using an advanced ultrasonic weld, enabling a rugged waterproof seal capable of prolonged and deep immersion (IP68)
- Light Characteristics
- Light Source: 1 LED
- Available Colors: Red, Green, White, Yellow
- Maximum Available Intensity: Red - 6.2cd; Green - 7.6cd; White - 6.8cd; Yellow - 5.9cd
- Visible Range: 1-2+ nautical miles
- Horizontal Output: 360 degrees
- Vertical Divergence: 7 degrees
- Reflector Type: Single LED Optic
- Available Flash Characteristics: 16 user-adjustable IALA flash characteristics
- LED Life Expectancy: >100,000 hours
- Electrical Characteristics
- Current Draw: Refer to Sealite Power Calculator
- Circuit Protection: Integrated
- Nominal Voltage: 3.6
- Autonomy: >50 days (14 hour darkness, 12.5% duty cycle)
- Temperature Range: -40 to 80 C
- Solar Characteristics
- Solar Module Type: Multicrystalline
- Output: 0.45 watts
- Solar Module Efficiency: 14%
- Charging Regulation: Microprocessor controlled
- Power Supply
- Battery Type: High grade NiMH - Environmentally friendly
- Battery Capacity: 1.6Ah
- Battery Voltage: 3.6
- Battery Service Life: Average 5 years
- Physical Characteristics
- Body Material: LEXAN Polycarbonate - UV stabilized
- Lens Material: LEXAN Polycarbonate - UV stabilized
- Lens Diameter: 98mm (3 7/8")
- Lens Design: Single LED Optic
- Mounting: 4x6mm mounting holes
- Height: 141mm (5 1/2")
- Width: 136mm (5 3/8")
- Mass: 0.5kg (1 1/8 lbs)
- Certifications
- CE: EN61000-6-3:1997, EN61000-6-1:1997
- Quality Assurance: ISO9001:2008
- Waterproof: IP68
- Intellectual Property
- Patents: US Pat. No. 6,667,582. AU Pat. No. 778,918
- Trademark: SEALITE is a registered trademark of Sealite Pty Ltd
- Warranty: 3 years
In The News
Monitoring Hurricanes and Predicting Flooding in the Age of Climate Change
Still recovering from Hurricane Helene, which caused extreme precipitation, flooding, landslides, and other environmental disasters associated with severe weather, the southeastern part of the U.S. is predicted to be hit by another storm, Hurricane Milton. 
 
With Hurricane Helene having made landfall only a little over a week ago on September 27 th , many communities are still recovering. ABC reports that over 230 people have been killed as a result of flooding and destruction caused by Helene, with many still missing. 
 
Residents in these heavily impacted states, such as Florida, Georgia, South Carolina, North Carolina, Virginia and Tennessee, are still searching through the rubble of homes, urban centers, and hospitals for loved ones and belongings.
Read MoreFall 2024 Environmental Monitor Available Now
In the Fall 2024 edition of the Environmental Monitor, we highlight resource managers and researchers who work together to protect and preserve natural resources. From monitoring above and below dams to studying harmful algal bloom dynamics in local water bodies, this latest edition highlights the role of environmental data-informed resource management. 
 
Featuring stories from glaciologists to managers of multi-site resource monitoring programs throughout the United States, our writers sought out environmental professionals dedicated to understanding environmental resources and the stressors that threaten them, using data to inform policies, restoration, and various initiatives. 
 
If you don’t have a subscription, you can sign up for free .
Read MoreReintroducing Historically Native Fish in America’s Largest Wilderness
Among the dozens of publicly protected national parks, hundreds of wilderness areas, and thousands of state parks in the contiguous U.S., none are larger than the Adirondack Park, a 6 million-acre wilderness area that spreads across upstate New York. 
 
 With 3,000 lakes and ponds and 30,000 miles of rivers and streams, the waterways of the Adirondacks are enormous. Diverse aquatic habitats and ecosystems abound, along with bountiful recreational opportunities. 
 
 Nearly half of this land is owned by the state of New York and managed through the New York State Department of Environmental Conservation (DEC) as a forest preserve to return the wilderness to its “presettlement” state.
Read More