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VOTOL EM80 GTSP sine wave controller with CAN BUS display protocol. 48V-72V, 55A continuous / 80A boost battery current, 230A peak phase current. 18-MOSFET design with IP65 waterproofing at ~1kg. Supports FOC sinewave drive with 150% flux weakening for extended speed range. Hall sensored with regenerative braking. Programmable via PC with USB adapter cable. Designed for 3-4kW PMSM/BLDC motors — recommended for QS Motor QS90/QS120. Ships with function harness and USB programming cable. CAN BUS version for use with CAN-compatible displays.

In brief: 48–72V controller. 55A continuous. 80A peak. Sinewave, dual mode, regen, field weakening support. From $84 across 2 sellers.

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Prices tracked across 3 sellers

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Specifications

Type

VESC Based
No
Cooling
Air

Electrical

Voltage Range
48–72V
Continuous Amps
55A
Peak Amps
80A
Max Phase Amps
230A

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
1 kg
Dimensions (L×W×H)
180mm × 95.5mm × 55.6mm
IP Rating
IP65

Ports & Connectors

Power Input2-position Screw Terminal Block
Power
1Battery +
2Battery -
Phase Wires3-position Screw Terminal Block
Motor Phase
1Phase A
2Phase B
3Phase C
Hall Sensor/
Hall Sensor
15V Power
2None
3Ground
4Hall A
5Hall B
6Hall C
Alarm / Anti-theft Harness (2×4)
Alarm Power
security
1Ground
2Alarm Power
Anti-theft Motor Lock
security
1Anti-Theft Key
2Anti-Theft Signal
3Wheel Signal
4None
Main Connector
Function Harness (2×8)
Ignition
Power Switch
1Power Switch Signal
Low Brake / Reverse
DisplayBrake
1None
2Gear Reverse
3None
4Brake Signal (Low)
Three Speed / Sport / Parking
BrakeDisplay
1Parking / E-Brake
2Gear Low
3Gear Sport
4None
5Ground
6Gear High
Throttle / High Brake / Display
BrakeCAN BusThrottle
1Brake Signal (High)
2CAN High
3CAN Low
4Ground
5Throttle Signal
65V Power
Program Port
UART
1Ground
25V Power
3UART TX
4UART RX
One Click Repair
COMM
1None
2One-Click Repair
Main Connector

Included Components

Recommended

Frequently Asked Questions

Alternative Controllers

Other Controllers

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