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FOC sine wave controller for 48-72V hall motors. 890A phase current, 450A DC rated. IP67 waterproof. Programmable via PC (USB) or mobile app.

In brief: 48–72V controller. 450A continuous. FOC, dual mode, regen, field weakening, self-learning support. From $306 across 2 sellers.

Specs verified May 29, 2026

Where to Find

Prices tracked across 2 sellers

* Shipping estimates are for the contiguous US and may vary by location.

Price History

Price History
Price changes tracked by the crawler

Current best price $306.12. Over the past 90 days: low $287.78, high $475.42, average $410.85 — down 25% vs average.

  • AliExpress - SIAECOSYS Official Store
  • QS Motor
Apr 25Apr 28May 1May 4May 7May 10May 13May 16May 19May 22May 25May 28$275.00$330.00$385.00$440.00$495.00
All Records
14 price records in this period
DatePriceShippingTotalChangeCouponRatingSalesIn StockStatus
AliExpress - SIAECOSYS Official Store(13 records)
May 29, 202603:00 PM$306.12$45.39$351.51$0.72Yesactive
May 28, 202601:29 PM$305.40$45.33$350.73$0.15Yesactive
May 27, 202602:47 PM$305.25$45.30$350.55$0.00Yesactive
May 25, 202607:16 PM$305.25$45.30$350.55$0.55Yesactive
May 23, 202602:57 PM$304.70$45.18$349.88$16.92Yesactive
May 22, 202601:23 PM$287.78$45.18$332.96$0.13
USSS05−$5.00
Yesactive
May 21, 202601:26 PM$287.91$45.21$333.12$5.19
USSS35−$35.00
Yesactive
May 19, 202601:28 PM$293.10$45.21$338.31$0.97
USSS35−$35.00
Yesactive
May 18, 202601:27 PM$292.13$45.08$337.21$18.21
USSS12−$12.00
Yesactive
May 17, 202611:30 AM$310.34$45.21$355.55$0.00Yesactive
May 16, 202611:36 AM$310.34$45.21$355.55$0.00Yesactive
May 15, 202610:45 AM$310.34$45.21$355.55$165.08
SRUS02−$2.00
Yesactive
May 3, 202609:08 AM$475.42$59.07$534.49InitialYesactive
QS Motor(1 record)
Apr 25, 202605:52 AM$435.60$435.60InitialYesactive

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Specifications

Type

VESC Based
No
Cooling
Air

Electrical

Voltage Range
48–72V
Continuous Amps
450A
Max Phase Amps
890A

Motor Features

Regen Support
Yes
Drive Mode
FOC
Sensor Mode
Dual Mode
Field Weakening
Yes
Self-Learning
Yes
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
Yes
Via PC
Yes

Physical

Weight
2.55 kg
Dimensions (L×W×H)
136mm × 189mm × 66mm
IP Rating
IP67

Ports & Connectors

Power Input2-position Screw Terminal Block
Power
PinWire colorFunction
1RedBattery +
2BlackBattery -
Phase Wires3-position Screw Terminal Block
Motor Phase
PinWire colorFunction
1YellowPhase A
2GreenPhase B
3BluePhase C
30-Pin Function Connector
Hall Sensor
TemperatureHall Sensor
PinWire colorFunction
1Red5V Power
2WhiteMotor Temp
3BlackGround
4BlueHall C
5GreenHall B
6YellowHall A
Door Lock
Power Switch
PinWire colorFunction
1OrangeE-Lock / Ignition
Display (ONE-LIN)
Display
PinWire colorFunction
1Light BlueOne-Wire Comm
High/Low Speed
Display
PinWire colorFunction
1Yellow / WhiteGear High
2BlackGround
3Blue / WhiteGear Low
Backward Gear
Display
PinWire colorFunction
1Brown / WhiteReverse Signal
2BlackGround
Cruise/BOOST
BrakeDisplay
PinWire colorFunction
1Blue / RedParking / E-Brake
2BrownGear Sport
Throttle
Throttle
PinWire colorFunction
1BlackGround
2Green / WhiteThrottle Signal
3Red / White5V Power
Brake (High 12V)
Brake
PinWire colorFunction
1GrayBrake Signal (High)
Brake (Low 0V)
Brake
PinWire colorFunction
1BlackGround
2Yellow / GreenBrake Signal (Low)
Speed Pulse
Speed Sensor
PinWire colorFunction
1PurpleSpeed Signal
Programming Port
UART
PinWire colorFunction
1Brown / Green5V Power
2Red / BlackUART RX
3Brown / BlueUART TX
4BlackGround
CAN High
CAN Bus
PinWire colorFunction
1Yellow / RedCAN High
CAN Low
CAN Bus
PinWire colorFunction
1Brown / YellowCAN Low
Alarm Power
security
PinWire colorFunction
1BlackGround
2PinkAlarm Power
Anti-theft
security
PinWire colorFunction
1OrangeAnti-Theft Key
2Black / WhiteAnti-Theft Signal
3Brown / RedWheel Signal
Main Connector

Included Components

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