This product was added to our catalog on Thursday 02 January, 2014.

HPEVS Curtis 1239e-8521 144V 500 AMP Controller
[Curtis 1239]

Price: $2,740.00

These controllers are no longer available via HPEVS. This page is solely up for reference purposes only. We have recently been informed that HPEVS has formally exited the conversion market however they will continue to support existing systems and provide replacement parts as needed but no new kits will be sold.

Curtis 1239-8501 AC controller that operates at 120-170V. It can draw up to 500A producing up to 88HP and 108ft-lbs of torque. This kit works very well in a medium sized cars and lightweight vehicles. Features regenerative braking and idle function as well. At a modest 144 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. Has a more horsepower heavy power curve than the 1238-7601.

*Harness and Display sold separately.

Max Current 500 Amps With Liquid Cooling (2 Min. Max)
Rated Power: 65 KW (88HP)
Input Voltage 120-170 Volts
Length: 10.82 Inch (275mm)
Width: 9.14 Inch (232mm)
Height: 3.15 Inch (80mm)
Weight: 5.45 Kg, 12 Lbs
Adjustable Max Output Voltage: 144
Switching Frequency: N/A
Brake Input Overrides: Yes
Error Output Warning Indicator: Yes
Precharge Circuit: Included
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: 88%
Thermal Cooling: Yes, Chill Plate Sold Separately
Warranty Period: 1 Year

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