Curtis Instruments Curtis AC F4-AE
AC induction, PMAC and BLDC motor controller
curtisinstruments.com/products/motor-controllers
The Curtis Instruments Curtis AC F4-AE is a golf cart controller with CANopen communication, a current limit of 400A and a nominal 36V 48V.
Last updated: 30 September 2026
What we found
- Published as 36V 48V · 400A · CANopen.
- 5 specifications are published for it, each with the source it was read from.
- No matching recall was found in the records this catalogue holds from 17 regulators.
Assembled from the evidence on this page. Every figure and count below is shown with the source it was read from.
Motor and performance
- Current limit
- 400A
- Rated voltage
- 36V 48V
“Nominal Voltage Range (VDC) 36V 48V Maximum Current 400A”
Source: curtisinstruments.com/products/motor-controllers
“Nominal Voltage Range (VDC) 36V 48V Maximum Current 400A”
Source: curtisinstruments.com/products/motor-controllers
Size and fit
- Ingress protection
- IP67
“IP67 environmental protection as per IEC 60529.”
Source: cdn.curtisinstruments.com/products/datasheets/ACF4AE_datasheet_en.pdf
Compatibility
- Communication protocol
- CANopen
“Model AC F4-AE is CANopen compliant.”
Source: cdn.curtisinstruments.com/products/datasheets/ACF4AE_datasheet_en.pdf
Other findings
- Intended applications
- auto rickshaws, golf carts, multi-person vehicles (MPVs) and motorbikes
“The AC F4-AE is specifically designed for light on-road vehicles such as auto rickshaws, golf carts, multi-person vehicles (MPVs) and motorbikes.”
Source: curtisinstruments.com/products/motor-controllers
Models documented with this controller
No model has been matched to this controller yet in the records we hold. That is a statement about our research, not about which carts use it — and controllers are the part manufacturers name least often.