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Boom Angle Indicator: Model 4120WWL-12v 

Manual Boom Angle Indicator 4120WWL-12v

  • Backlit for high visibility in low light or night operation

  • Complies with National Fire Protection Association (NFPA) 1901 Standards for Automotive Fire Apparatus:

    20.4 Aerial Ladder Operating Position

    20.4.2 A system that is lighted and marked with labels shall be visible from the operator's position to indicate the elevation, extension, and rated capacities

  • Weatherproof

  • Operational Temperature:  -50° F to +180° F

  • Rugged Polycarbonate Construction

  • Easily installed

  • Sample Photo (4120WWR, right side mount)

  • 4120 General Specifications Brochure

Model 4120 WWL-12V Specificaitons

 

Dimensions

14"w X 6 3/8"h X 1 3/4"d

 

Degree Range

-30° through +90°

 

Degree Markings

5° black markings on white background

 

Case Materials

100% white Polycarbonate 

 

Tube Construction

Clear Polycarbonate with black ball on white background

 
MOUNTING POSITION Left hand side of boom  

 

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