VOTOL SV120 (CAN)
VOTOL SV120 sine wave controller with CAN BUS display protocol. 72V nominal, 80A continuous / 150A boost battery current, 350A peak phase current. IP67 waterproof, 930g, 150% flux weakening, ≥93% max efficiency, peak power 10800W. Supports FOC sinewave drive. Hall sensored. Programmable via PC with USB adapter cable. Designed for 2-3kW PMSM/BLDC motors — recommended for QS Motor pairings. Ships with function harness and USB programming cable. Newer SV-series design (2025) — more compact than EM-series.
In brief: 48–72V controller. 80A continuous. 150A peak. Sinewave, dual mode, regen, field weakening support.
Specs verified Sep 12, 2026
Where to Find
Prices tracked across 2 sellersAliExpress - SiAECOSYS Electric Powertrain Store Store
Out of stockAliExpress - SIA Tech Store
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Specifications
Type
- VESC Based
- No
- Cooling
- Air
Electrical
- Voltage Range
- 48–72V
- Continuous Amps
- 80A
- Peak Amps
- 150A
- Max Phase Amps
- 350A
Motor Features
- Regen Support
- Yes
- Drive Mode
- Sinewave
- Sensor Mode
- Dual Mode
- Field Weakening
- Yes
- Self-Learning
- No
- Dual Motor Support
- No
- Controller Pairing
- No
Inputs
- Throttle Support
- Yes
- PAS Support
- No
Display
- Supports Display
- Yes
- Requires Display
- No
- Protocols
- SiAECOSYS CAN BUS
Power Switch
- Supports Power Switch
- Yes
- Requires Power Switch
- No
- Requires Pre-charge
- No
Programming
- Via Display
- No
- Via Phone
- No
- Via PC
- Yes
Physical
- Weight
- 930 g
- IP Rating
- IP67
Ports & Connectors
| Pin | Wire color | Function |
|---|---|---|
| 1 | Red | Battery + |
| 2 | Black | Battery - |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Yellow | Phase A |
| 2 | Green | Phase B |
| 3 | Blue | Phase C |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Red | 5V Power |
| 2 | No color | None |
| 3 | Black | Ground |
| 4 | Yellow | Hall A |
| 5 | Green | Hall B |
| 6 | Blue | Hall C |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Black | Ground |
| 2 | Red | Alarm Power |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Orange | Anti-Theft Key |
| 2 | Blue | Anti-Theft Signal |
| 3 | Yellow | Wheel Signal |
| 4 | No color | None |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Gray / Purple | Power Switch Signal |
| Pin | Wire color | Function |
|---|---|---|
| 1 | No color | None |
| 2 | Gray / White | Gear Reverse |
| 3 | No color | None |
| 4 | Gray / Black | Brake Signal (Low) |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Brown / White | Parking / E-Brake |
| 2 | Green / White | Gear Low |
| 3 | Yellow / White | Gear Sport |
| 4 | No color | None |
| 5 | Black | Ground |
| 6 | Black / White | Gear High |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Purple | Brake Signal (High) |
| 2 | White | CAN High |
| 3 | Yellow | CAN Low |
| 4 | Black | Ground |
| 5 | Green | Throttle Signal |
| 6 | Pink | 5V Power |
| Pin | Wire color | Function |
|---|---|---|
| 1 | Black | Ground |
| 2 | Pink | 5V Power |
| 3 | Orange | UART TX |
| 4 | Blue | UART RX |
| Pin | Wire color | Function |
|---|---|---|
| 1 | No color | None |
| 2 | Brown | One-Click Repair |
