Compact Radar-Speed Trailer


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The Wanco Compact Radar-Speed Trailer with full-matrix display features the largest portable speed sign available today. The giant display shows vehicle speed in bold 26-inch characters, warning motorists to slow down by flashing their excessive speed. The trailer’s see-through design puts pedestrians and road workers in view, improving their safety — particularly in high-risk areas. The automated solar charging system provides long run times.


  • Extra-large full-matrix display
  • Selectable speed-limit setting
  • Streamlined see-through design
  • Regulatory speed limit sign
  • Clearly displays speed in up to three digits
  • Compact and easily portable, 5-minute setup


  • Portable system is easy to transport and deploy
  • Regulatory speed-limit sign has changeable speed numbers
  • Selectable speed limit setting
  • Configurable, flashing excessive-speed message
  • Configurable speed units, mph or km/h
  • Heavy-duty hand-winch with safety brake raises regulatory sign for deployment
  • Locking device holds signs frame in place while operating and during transport


  • Extra-large electronic speed display with full matrix of LEDs
  • Lenses and shades over LEDs produce superior visibility
  • Display visible over standard Jersey barrier traffic divider
  • Display flashes when a vehicle exceeds speed limit
  • Clearly displays speed in up to three digits
  • Radar unit is CE compliant, FCC approved
  • Weather-resistant control box cover has lockable latches
  • See-through design puts pedestrians and road workers in view

Power system

  • Battery powered and solar charging
  • Energy-efficient operation results in long run times
  • Solar panel charges batteries automatically without intervention
  • Charging system shuts down when batteries are fully charged, preventing damage
  • Unique system allows battery charging with solar panel or commercial power
  • Cooling fan protects battery charger from overheating
  • Battery box can be locked to prevent unauthorized access


  • Individual display modules can be replaced easily
  • Standard trailer tires
  • Heavy-duty bolt-on fenders can be replaced if damaged
  • Durable powder-coat finish resists the elements



  • Touchscreen controller


  • Red-and-blue flashers
  • White flashers


  • Choice of battery types and configurations
  • Additional solar
  • 45-amp battery charger

Tow hitch

  • Combo-hitch for 2-inch ball and 2 1/2-inch pintle hook
  • Standard lunette ring for 2 1/2-inch pintle hook
  • Heavy-duty lunette ring for 3-inch pintle hook

Other options

  • Large speed limit sign
  • High-security battery box
  • Wheel lock

Some options may not be available for aftermarket installation. Please consult factory.


Latest product documents only. For older product documentation, please contact our customer service department.


Download Full Specs

Approx. 870 lb (395 kg)



MIG-welded steel tubing

Speed-display cabinet

Aluminum sheet construction
Dust- and weather-resistant, comparable with NEMA 4 (IP54)


Powder-coated and oven-baked


Aluminum sheet




Pixel matrix

24 × 20 pixels, W × H
34 mm pitch


One bold font, 26 in (66 cm) high,
characters vary in width

Speed display

One or two digits, 5 to 99 mph
Two or three digits, 10 to 170 km/h
Units are selectable



Two 6 Vdc Group 24 deep-cycle batteries, wired for a 12-volt system

Battery capacity

215 Ah total

Solar panel

One 65 W panel

Regulatory sign

Size, standard sign

24 × 30 in (61 × 76 cm), W × H

Size, optional sign

30 × 36 in (76 × 91 cm), W × H


R2-1 regulatory speed limit sign with interchangeable speed limit numbers


Aluminum sheet, 0.080 in (2 mm) thick, with high-intensity reflective coating

specification image

Specifications subject to change without notice.