• Heavy duty cast bronze.
• For use on vessels over 20 meters in length.
• Pre-wired medium prefocus socket.
• Includes: (1) 3’ length of 16/3-SO cable through a watertight terminal tube.
• Watertight access cap for rebulbing and cleaning.
• UL Standard 1104, 72 COLREGS and US inland rules.
• Overall height 9-1/4”. Lens height 6-3/4”.
• Uses 3/8” mounting bolt.
• Bulb: 120 volt only (Not included).
• Use Perko Fig. 342 Medium Prefocus Bulbs.
• Rough service bulbs are available.
*White lights have grey tinted lens.
523868 (1174 ME0 PLB) Yellow Towing 3 Mile, 135° Visibility