Dialight 657 Series Bi- and Tri-Color Watertight LED Panel Mount Indicators are IP67, and NEMA 4X certified, designed with a highly durable watertight housing. The Bi- and Tri-Color PMIs are offered with a doomed or flat lens and 3 or 4 lead wires, respectively. Additionally, the PMIs feature 10VDC to 30VDC with no resistor required.
The Dialight 657 Series Bi- and Tri-Color LED Indicators are available in a polycarbonate housing and operate at a -40°C to +85°C temperature.
Certifications and Ratings
0.687" (17.46mm) Mounting hole size
0.350" (8.89mm) Max panel thickness
15 in-lbs Mounting torque
Electrical control panels
Wastewater treatment controls
Buses and transit vehicles dashboards
Agricultural and construction equipment dashboards
Aircraft and military vehicles dashboards
Status Indication on industrial equipment
10VDC-30VDC (No resistor required) voltage options
-40°C to +85°C (-40°F to +185°F) Operating temperature
-40°C to +100°C (-40°F to +212°F) Storage temperature
Electrical connection of 18AWG anti-capillary wire
Polycarbonate housing (UL 94V-0)
Polycarbonate lens material (UL 94V-0)
6" Wire leads (The color is the same color wire as LED color, black wire is common ground)
White nickel-plated bronze lock washer
White nickel-plated brass nut
Dialight 657 Series Watertight LED Panel Mount Indicators
Domed and wide-angle lens options with cool-to-the-touch operation.