Electric Vehicle Display Dashboard Model: B4801 / B7201Mating Connector Included

For setting correctly the speedometer, we may need the buyer to provide the exact vehicle information:
tire size (tire diameter)

gear ratio (transmission gearbox reduction ratio)

speed sensor tachometer poles

Overview:
B4801 / B7201 instruments assemblages are designed for electric vehicles information indication, integrating indicating light, ampere meter, voltage meter, battery meter, hour meter, speed meter and odometer into a single device panel.

Specifications:
Model: B4801 / B7201
Working voltage: 20-70V (B4801) / 48V-84V (B7201)
Forwarding/Reversing lights working voltage: 12V (a DC-DC converter should be available)
Motor speed pulse sensor voltage: 2~12V
Light color:
Turn-left: green
Turn-right: green
Forwarding/Reversing: green
Braking: red
Parking: red
Ampere meter's indicating range: 0-300A (error range<2A)
Voltage meter's indicating range: 30-90V DC (error range<0.2V)
Battery meter: digital 10-sector LED display
Battery low warning: flash between the first and second LED, with buzzing
Battery empty warning: the first LED stay lighting, with buzzing
Key-on checking: if the battery is charge to full, 10 LEDs light on; or the meter will display the last record
Features include:
Attractive, easy-to-read, 8 character dot matrix Liquid Crystal Display enhances the look of any vehicle.
Two display versions available:
Three LEDs: Green to indicate that hour meter is being displayed; Amber to indicate that battery state-of-charge is being displayed; and Red to indicate that a fault has occurred.
Six LEDs: Five Green to indicate battery state-of-charge; and one Red to indicate that a fault has occurred.
Standard models display hours of use, battery state-of-charge and messages from a CURTIS motor controller.
Interfaces directly to CURTIS motor controllers and displays various system parameters.
Molded-in rear Molex style connector provides a low-cost, rugged and reliable installation.
Front sealed (IP65) for use in harsh environments.