The Doublewise team is dedicated to the design and manufacture of marine aids to navigation (AtoN) lighting equipment including Buoy or Lighthouse Lighting, Port & Harbour Entry Lighting systems ,Channel and canal markers, Offshore oil & gas infrastructure, Research buoys and Monitoring Control systems since 2001.
Doublewise® Solar Led marine lanterns can provide 360° visual coverage from 2NM up to 13NM and guide vessels safely into ports and harbors around the world. These solar marine AtoN lights can be installed on buoys and require low maintenance.

This solar marine lantern DWS303 has become one of the most classical and popular solar aid to navigation Light around the world because of its solar self-contained, reliability and durability. The solar buoy light complies with IALA Maritime Buoyage System and can be customized up to 16 IALA Rhythms. It's completely sealed in order to make sure its waterproof IP67. The Navaid equipment installs in minutes and requires no maintenance for up to five years.

Features and Benefits

16 Flashing IALA patterns and its visibility up to 3NM

Available in red, amber, white and green.

Solar panel 1.5Wp, replaceable Ni-HM battery 4.8Ah.

Turns on at dusk and off at dawn automatically.

Completely self-contained and waterproof IP67.

Lens is polycarbonate with anti-UV which is produced by Bayer.

Individual dome can protect the solar panel and raise its efficiency.

Manufactured to ISO9001:2015 QAS and certified CE.

Specifications

Main Specifications
Light Output	360°, 16 IALA Flashing Rhythms
Average Intensity(T=0.74)	White: 41cd/Red: 32cd/Amber: 27cd/Green: 39cd
Visibility	Up to 3NM
LED	16Pcs
Minimum Autonomy	140hrs
Latitude Range	55°S to 55°N
On/Off Level	60/100 Lux
Lifespan of LEDS	up to 50,000 Hours
Solar panels	Mono-crystalline;Maximum Power 1.5Wp;Efficiency 20%
Battery	Ni-Mh , replaceable;4.8Ah
Lens Material / Color	Polycarbonate / Red, green, amber, white
Mounting Option	FlangeBase
Weight	0.9kg
Temperature Range	-40℃ to +80℃
Waterproof	IP67
Quality Assurance	ISO9001:2015
CE	CTR090817073E
Patent	Chinease Patent: 200830018497.5

Typical Applications

●  Marine Buoy
●  Marine cage Aquaculture
●  Sea ports or docks
●  Ocean Engineering
●  Aid-navigation markers


DWS303 On Buoy	Dimension Drawings

DWS303 with an FlangeBase	The buoy with DWS303

Related Products

7-10NM 256 IALA Codes

DWS703

Certifications

FAQ

1. How to choose the flashing pattern?

Please see the selecting switch in the bottom of this light and the four indicators at the side of the light,as shown above.

For each color, there are lists of the 16 flashing patterns as in above Tables.In general,the 16 flashing codes have included all of IALA recommendation codes.For example,the IALA recommendation codes for RED or GREEN only has 9 codes.We can provide up to 328 codes,but the 16 codes is enough to use for most of users.

2.Is there the adapter for easy-installation?

Yes, there is an Installing accessory-- FlangeBase as follows.