Curtis 1244-6661 Replacement – 36-48V 600A SepEx Controller

1000 in stock

Looking for a reliable Curtis 1244-6661 replacement for an electric forklift, material handling vehicle, utility vehicle, or other SepEx motor application? The Curtis 1244-6661 is a programmable motor speed controller designed for separately excited (SepEx) DC motors.

This Curtis 1244-6661 replacement solution is designed for 36–48V systems and provides up to 600A armature current. It supports programmable motor control, regenerative braking, CAN Bus communication, and multiple vehicle control functions. Before purchasing a replacement, always verify the vehicle, motor, battery voltage, throttle, and wiring configuration.

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Description

Curtis 1244-6661 Replacement Specifications

Specification Details
Model Curtis 1244-6661
Motor Type Separately Excited (SepEx) DC Motor
Nominal Voltage 36–48V
Armature Current 600A
Field Current 50A
Throttle Input 5KΩ–0
Operating Frequency 16 kHz
Ambient Temperature -40°C to +50°C
Dimensions 229 × 178 × 81 mm
Weight 3.9 kg
Environmental Rating IP64 / IP67
Communication CAN Bus

The referenced 1244-6661 configuration is rated at 600A armature current, 50A field current, and uses a 5KΩ–0 ohm throttle input.

Key Features of the Curtis 1244-6661 Replacement

600A SepEx Motor Control

The controller is designed for separately excited DC motors and provides independent control of the armature and field circuits. Its 600A armature rating makes it suitable for demanding traction applications requiring high starting and acceleration torque.

Regenerative Braking

The controller supports regenerative braking, helping control vehicle deceleration while potentially reducing mechanical brake wear and motor heating.

Programmable Control

The Curtis 1244-6661 replacement can be configured for different vehicle operating requirements. Parameters can be adjusted for speed, acceleration, deceleration, braking, creep speed, and other operating characteristics.

The Curtis 1307 programmer can be used for parameter adjustment, testing, and diagnostics.

CAN Bus Communication

CAN Bus compatibility allows the controller to communicate with other electronic systems in compatible electric vehicles. This is particularly useful for modern industrial vehicle control architectures.

Curtis 1244-6661 Replacement Applications

The controller is suitable for compatible electric vehicles using SepEx motors, including:

  • Electric forklifts
  • Order pickers
  • Counterbalance trucks
  • Material handling vehicles
  • Industrial utility vehicles
  • Electric traction vehicles

Cloud Electric specifically identifies material-handling applications such as order pickers and counterbalance trucks for the Curtis 1244 platform.

How to Choose a Curtis 1244-6661 Replacement

Before ordering a Curtis 1244-6661 replacement, verify:

  • Battery voltage
  • SepEx motor type
  • Armature current
  • Field current
  • Throttle resistance
  • Brake configuration
  • CAN Bus requirements
  • Controller wiring
  • Vehicle model
  • Motor model

A replacement should not be selected based only on voltage and current. Proper motor and vehicle configuration is essential for reliable operation.

Get a Curtis 1244-6661 Replacement

If you need a Curtis 1244-6661 replacement for an electric forklift, material handling vehicle, or other SepEx application, provide the original controller model, vehicle information, motor specifications, and system voltage for compatibility verification.

Contact us for replacement pricing, compatibility checking, programming support, OEM customization, and bulk orders.

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