| Application | Commercial maritime applications including petro-marine, workboats, cruise liners, tugs and workboats, supply vessels, cargo vessels, passenger vessels, fishing charters, etc. |
| Size | 9.9” (253 mm) Length
2.2” (56 mm) Diameter |
| Weights | 0.66 lbs (300 g) Light Only
0.71 lbs (330 g) Light with Batteries 0.90 lbs (406 g) Light with Batteries & Bracket |
| Batteries | 2 AA Lithium Batteries (L91) / User Replaceable (Not Included) |
| Material | UV Resistant Polycarbonate |
| Color | International Safety Orange |
| Activation | Automatic gravity switch |
| Operation | Throw SM-3 overboard or turn upright and the strobe light will automatically begin to flash |
| Light Intensity | Minimum of 3 candelas per flash in all directions of the upper hemisphere |
| Visibility | 360o visibility |
| Flash Rate | 50–70 times per minute |
| Buoyant | Yes |
| Lamp | Ultra-Bright LED |
| Operational Life | 40 hours over 3 cd at 30oC (86oF)
24 hours over 3 cd at -1oC (30oF) |
| Drop Test | Drop tested to 76 meters (USCG/SOLAS/MED only call for 30 meters) |
| Warranty | 1 year |
| Approvals | USCG / MED / SOLAS (Click Downloads for a complete list) |
| Mounting Bracket | UV resistant polycarbonate bracket included / Same mounting hole pattern as previous SM-2 Model for easy retrofit |
Q: Is the SM-3 a direct replacement for the legacy SM-2 Buoy Marker Light?
Yes, the SM-3 meets all the same approvals the legacy SM-2, and also is approved to the international MED requirements. The brackets mounting hole locations are identical allowing for a quick and easy retrofit. Lastly, the new SM-3 using 2 AA Lithium batteries which is a lot more cost effective and easier to purchase than the legacy SM-2 which required the older lantern style batteries which are almost obsolete.
Q: I don’t see any buttons or switches, how do I activate the SM-3 Light?
The SM-3 has a built-in Gravity Switch, simply turn the SM-3 180 degrees so the LED Lamp is pointing towards the sky and the light will automatically activate and start strobing. To deactivate, simply turn the SM-3 so the LED Lamp is point towards the floor and the light will deactivate.
Q: Are batteries included? If not, what batteries does it require?
To ensure the product ships Non-Hazmat, no lithium batteries are included. The light simply requires 2 AA L91 Lithium batteries.
Q: How many buoy marker lights am I required to have on my vessel?
Regulations require that no less than half of your required buoys must be equipped with a certified buoy marker light. Minimum carriage requirements are based on the length of the vessel and can range from a minimum of 4 to a minimum of 15 lifebuoys with self-igniting lights per vessel.
Q: If I use the light in an emergency, do I need to replace the entire light?
No, once used, you must replace the 2 AA L91 batteries. MED requires the light to be replaced every 5 years.