1. HPEVS Curtis 1236e-5621 48V 550 AMP Controller - Replaces 1238-5601
  2. This product was added to our catalog on Tuesday 31 March, 2015.

    HPEVS Curtis 1236e-5621 48V 550 AMP Controller - Replaces 1238-5601

    Price:  $1,088.00

    Curtis 1236e-5621 AC controller that operates at 36-60V. It can draw up to 550A producing up to 27 HP and 70 ft-lbs of torque. This controller works very well in small, lightweight applications such as small boats, dirt bikes, ATVs, golf carts, and microcars. Features include regenerative braking as well as an idle function. At 48 volts, it makes a safer low voltage system that will give you lots of reliable EV miles. Available with after market Chill Plate adapter that allows for liquid cooling.

    *Harness and Display sold separately.

    Max Current: 550 Amps With Liquid Cooling (2 Min. Max)
    Rated Power: 20 KW (27HP)
    Input Voltage: 36-60 Volts
    Length: 9.13 Inch (275MM)
    Width: 6.5 Inch (232MM)
    Height: 3.35 Inch (80MM)
    Weight: 9 Lbs
    Adjustable Max Output Voltage: 48
    Switching Frequency: N/A
    Brake Input Overrides: Yes
    Error Output Warning Indicator: Yes
    Precharge Circuit: Built In
    Computer Interface: Ethernet Port
    Data Logging Capabilities: Yes
    Tach Output: Yes 1, 2, 4, 6, 8 Pulses
    Limp home Mode: Yes, Controller Will Derate To Keep Pack Above Minimal Battery Voltage
    Firmware Upgradable: Yes
    Internal Contactor: No
    Thermal Derating: Yes, Derates After Temperature Gets Above 80 Degrees Celsius (176 Degrees Fahrenheit)
    Reverse Capability: Yes
    Adjustable Acceleration (Slew Rate): Yes
    Idle Function: Yes, 500-1500 RPM (Modern Vehicles Idle from 600-800 RPM)
    Programmable Inputs: Yes
    Programmable Outputs: Yes
    Terminal Stud Size: 3/8 Inch
    RPM Sensor: Internal
    Max Efficiency: 92%
    Thermal Cooling: Yes, Chill Plate Sold Separately
    Warranty Period: 1 Year

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