- meeting or exceeding OSHA's Safety & Health Regulations for Construction Cranes, Derricks, Hoists, Elevators, and Conveyors (1926.550)
- highly visible backlit version complies with National Fire Protection Association 1901 Standards for Automotive Fire Apparatus
First of its kind design allows the operator to read the angle from below, above and the side. Oversize markings for easy read up to 30 ft away. These instruments are made tough and - not effected by outdoor elements. Made of 100% Polycarbonate material with a unique and patent pending technology, it is extremely durable, shock and vibration resistant. An added benefit of the shape and durability is more product will fit in smaller containers with less packing material - decreasing the cost of shipping. Each unit is properly dampened for smooth reliable readings, no sticking or holding up. It is designed for easy mounting with two screws, allowing for quick and efficient retrofitting in the field.
One of the best features is the weatherproof back lighting - making the 4120 highly visible at night or low light situations. These units are typically used on fire apparatus, specifically aerial ladder rigs - making the 4120 a rugged very cost effective way to comply with NFPA regulations. Available in either AC or DC for the following voltages; 24V and 12V (rated for 20,000 hours).