KT 17A Sine Wave
Compact KT sine wave controller with upgraded Big6 MOSFETs for 350-816W e-bike conversions. Auto-detect 36V/48V operation. Aluminum housing with improved heat dissipation over the 15A model. Sine wave commutation for smooth, quiet motor control. Programmable via KT-series displays through C-parameter menus. Compatible with hall-sensored and sensorless motors.
In brief: 24–48V controller. 8A continuous. 17A peak. Sinewave, dual mode support. From $36 across 2 sellers.
Specs verified Jun 5, 2026
Where to Find
Prices tracked across 3 sellersAliExpress - Outdoor Fishing Store
$35.96 + free shipping
AliExpress - SOMEDAY ebike accessories Store
$55.62 + free shipping
Amazon
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Specifications
Type
- VESC Based
- No
- Cooling
- Air
Electrical
- Voltage Range
- 24–48V
- Continuous Amps
- 8A
- Peak Amps
- 17A
Motor Features
- Regen Support
- No
- Drive Mode
- Sinewave
- Sensor Mode
- Dual Mode
- Field Weakening
- No
- Self-Learning
- No
- Dual Motor Support
- No
- Controller Pairing
- No
Inputs
- Throttle Support
- Yes
- PAS Support
- Yes
Display
- Supports Display
- Yes
- Requires Display
- No
- Protocols
- KT (Kunteng)
Power Switch
- Supports Power Switch
- No
- Requires Power Switch
- No
- Requires Pre-charge
- No
Programming
- Via Display
- Yes
- Via Phone
- No
- Via PC
- No
Physical
- Weight
- 250 g
- Dimensions (L×W×H)
- 94mm × 62mm × 35mm
Ports & Connectors
| Pin | Wire color | Function |
|---|---|---|
| 1 | Red | Battery + |
| 2 | Black | Battery - |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Red | 5V Power |
| 2 | Black | Ground |
| 3 | Yellow | Hall A |
| 4 | Green | Hall B |
| 5 | Blue | Hall C |
| 6 | White | Motor Temp |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Red | Battery + |
| 2 | Black | Ground |
| 3 | Blue | UART RX |
| 4 | Green | UART TX |
| 5 | Yellow | High Beam |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Red | 5V Power |
| 2 | Black | Ground |
| 3 | Green | Throttle Signal |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Red | 5V Power |
| 2 | Black | Ground |
| 3 | Yellow | PAS Signal |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Black | Ground |
| 2 | Orange | Brake Signal (Low) |
