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
Check seller for price* This page contains affiliate links. WattWorks may earn a commission at no extra cost to you. Learn more
Price History
Current best price $35.96. Over the past 90 days: low $35.96, high $55.62, average $45.79 — down 21% vs average.
- AliExpress - Outdoor Fishing Store
- AliExpress - SOMEDAY ebike accessories Store
| Date | Price | Shipping | Total | Change | Coupon | Rating | Sales | In Stock | Status |
|---|---|---|---|---|---|---|---|---|---|
AliExpress - Outdoor Fishing Store(5 records) | |||||||||
| May 29, 202603:50 PM | $35.96 | $0.00 | $35.96 | $0.00 | — | — | — | Yes | active |
| May 29, 202603:50 PM | $35.96 | $0.00 | $35.96 | $0.00 | — | — | — | Yes | active |
| May 29, 202603:49 PM | $35.96 | $0.00 | $35.96 | $0.00 | — | — | — | Yes | active |
| May 29, 202603:49 PM | $35.96 | $0.00 | $35.96 | $0.00 | — | — | — | Yes | active |
| May 28, 202603:47 AM | $35.96 | — | $35.96 | Initial | — | — | — | Yes | active |
AliExpress - SOMEDAY ebike accessories Store(9 records) | |||||||||
| May 29, 202604:57 PM | $55.62 | $0.00 | $55.62 | $0.00 | — | — | — | Yes | active |
| May 29, 202604:57 PM | $55.62 | $0.00 | $55.62 | $0.00 | — | — | — | Yes | active |
| May 29, 202604:56 PM | $55.62 | $0.00 | $55.62 | $0.00 | — | — | — | Yes | active |
| May 29, 202604:55 PM | $55.62 | $0.00 | $55.62 | $0.00 | — | — | — | Yes | active |
| May 29, 202604:55 PM | $55.62 | $0.00 | $55.62 | $0.00 | — | — | — | Yes | active |
| May 29, 202604:54 PM | $55.62 | $0.00 | $55.62 | $0.00 | — | — | — | Yes | active |
| May 29, 202604:54 PM | $55.62 | $0.00 | $55.62 | $0.00 | — | — | — | Yes | active |
| May 29, 202604:53 PM | $55.62 | $0.00 | $55.62 | $0.00 | — | — | — | Yes | active |
| May 28, 202604:42 AM | $55.62 | — | $55.62 | Initial | — | — | — | Yes | active |
Reviews
No reviews yet — be the first to share your experience.
Sign in with Google to leave a review.
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) |
