MR3 DC Rotating Beacon Light

Category: Application:

The MR3 is a compact, low profile, rotating reflector beacon designed to fit on a vehicle’s roof or dash board. Utilizes a belt drive for quiet reliability and simplified maintenance. A variety of configurations are available. Dome colors available: Amber, Blue, Green, Purple, or Red.

  • All models are Magnetic mount and come with Velcro mounting strips
  • Removable Vinyl beam-glare shield included
  • Plugs into a vehicle’s DC adapter
  • 90 to 110 flashes per minute
  • 2.8 amps at 12 VDC (Incandescent), 4.5 amps at 12 VDC (Halogen)
  • 4 1/2″ high, 7 3/4 long, 5 3/4″ diameter, Shipping Weight, 3 lb
  • Velcro for temporary mounting of MR3 available (Part Number: 873001)
  • Coiled cord set for MR3 available (Part Number: 733000)
Part Number Mounting Voltage Lamp Lamp Cord
MR3-12M Magnetic 12 VDC 35W Incandescent Straight
MR3C-12M Magnetic 12 VDC 35W Incandescent Coiled
MR3H-12M Magnetic 12 VDC 50W Halogen Straight
MR3HC-12M Magnetic 12 VDC 50W Halogen Coiled
Name Download
MR3 Instruction Sheet Download
Tri Lite Warranty Download

Special Features

Swing Hinge

Swing Hinge Dock Light Arm

“Swing” dock lights feature a hinge that allows both vertical and horizontal adjustment of the arm.

Flex Head

Flex Arm Dock Light
Flex dock lights combine the strength of a standard dock light arm with the added flexibility of an impact absorber that bends the head away when bumped by a moving forklift or dock door.

Heavy Duty

Heavy Duty Dock Light
Heavy duty lamp heads are designed for the most demanding environments including wet and damp locations. Their rugged cast aluminum housing includes a shatterproof polycarbonate lens cover.

Fan

Fan Only Dock Light

Fans can be used separately or in conjunction with many Tri Lite dock light heads. The high capacity 3-speed fan provides air circulation and cooling throughout the trailer. 18″ fan rated for 3000 cfm.

Loading Dock Light Heads

Heavy Duty Lamp Head (HLED)

Heavy Duty Lamp Head (HLED)
Virtually indestructible! The HDLED has a cast aluminum body designed for the most demanding environments including wet and damp locations.

Metal Lamp Head

Metal Lamp Head
Traditional, powder coated metal light head featuring all steel construction for long life.

Polycarbonate Lamp Head

Polycarbonate Lamp Head
Unique, patented polycarbonate head is rugged and economical, it’s our most popular lamp head!

Arm Type

Single Strut Arm

Single Strut Arm

Single Struct arms are an economical lighting solution for low to mid volume loading docks. The arm features a hinge that allows both vertical and horizontal adjustment of the arm.

Double Strut Arm

Double Strut Arm
Dual struts give this arm the strength to survive in the busiest and most demanding warehouses. The dual strut design will also support a fan or light/fan combination.
How to Specify Dome Color
How to Pick Dome Color
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