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VOTOL EM150 SP is a 72V FOC sinewave controller with 150A rated battery current and 380A peak phase current (≤14400W rated power). Features 200% flux weakening, IP67 rating, and ~92% max efficiency. CAN variant uses SIAECOSYS CAN BUS protocol for display/BMS communication. Uses the Old-Version EM/SV-series connector architecture: 3 Molex headers (function 2×8, alarm 2×4, hall 2×3) + screw terminals for power/phase.

In brief: 60–84V controller. 150A continuous. 275A peak. Sinewave, dual mode, regen, field weakening, self-learning support. From $198 across 3 sellers.

Specs verified Jul 20, 2026

Price History

Price History
Price changes tracked by the crawler

Current best price $197.80. Over the past 90 days: low $196.08, high $266.14, average $216.50 — down 9% vs average.

  • AliExpress - Zhejiang Siaecosys Technology Co., Ltd. Store
  • AliExpress - Zhejiang Siaecosys Technology Co., Ltd. Store
  • AliExpress
  • AliExpress - SIA Tech Store
  • AliExpress
  • AliExpress
May 3May 10May 17May 24May 31Jun 7Jun 14Jun 21Jun 28Jul 5Jul 12Jul 19$175.00$200.00$225.00$250.00$275.00
All Records
48 price records in this period
DatePriceShippingTotalChangeCouponRatingSalesIn StockStatus
AliExpress(1 record)
Jun 13, 202604:30 PM$198.55$198.55InitialYesactive
AliExpress(1 record)
Jun 10, 202608:01 AM$264.37$264.37InitialYesactive
AliExpress(1 record)
May 30, 202607:54 AM$266.14$266.14InitialYesactive
AliExpress - SIA Tech Store(11 records)
Jun 25, 202607:59 AM$197.80$46.49$244.29$0.93Yesactive
May 30, 202607:54 AM$198.73$46.81$245.54$0.18Yesactive
May 29, 202607:03 PM$198.55$46.75$245.30$0.00
SSUS24−$24.00
Noactive
May 28, 202604:50 PM$198.55$46.75$245.30$0.10Yesactive
May 27, 202606:11 PM$198.45$46.72$245.17$0.37Yesactive
May 25, 202610:56 PM$198.08$46.59$244.67$0.00Noactive
May 23, 202606:03 PM$198.08$46.59$244.67$0.00Yesactive
May 22, 202604:00 PM$198.08$46.59$244.67$0.09
USSS05−$5.00
Yesactive
May 21, 202604:04 PM$198.17$46.62$244.79$0.00
USSS24−$24.00
Yesactive
May 19, 202604:06 PM$198.17$46.62$244.79$0.37
USSS24−$24.00
Yesactive
May 18, 202604:02 PM$197.80$46.49$244.29Initial
USSS12−$12.00
Yesactive
AliExpress - Zhejiang Siaecosys Technology Co., Ltd. Store(17 records)
Jul 20, 202608:02 AM$198.64$65.78$264.42$0.28Yesactive
Jul 7, 202607:57 AM$198.36$65.65$264.01$0.19Yesactive
Jun 10, 202608:01 AM$198.55$65.74$264.29$0.00Yesactive
May 29, 202605:59 PM$198.55$65.74$264.29$0.00Noactive
May 28, 202604:15 PM$198.55$65.74$264.29$0.10Yesactive
May 27, 202605:36 PM$198.45$65.69$264.14$0.00Yesactive
May 25, 202610:02 PM$198.45$65.69$264.14$0.37Yesactive
May 23, 202605:30 PM$198.08$65.51$263.59$0.00Yesactive
May 22, 202603:35 PM$198.08$65.51$263.59$0.09
USSS05−$5.00
Yesactive
May 21, 202603:39 PM$198.17$65.56$263.73$0.00
USSS24−$24.00
Yesactive
May 19, 202603:42 PM$198.17$65.56$263.73$0.37
USSS24−$24.00
Yesactive
May 18, 202603:39 PM$197.80$65.38$263.18$0.37
USSS12−$12.00
Yesactive
May 17, 202601:43 PM$198.17$65.56$263.73$0.00Yesactive
May 16, 202601:49 PM$198.17$65.56$263.73$0.00Yesactive
May 15, 202612:57 PM$198.17$65.56$263.73$0.10
SRUS02−$2.00
Yesactive
May 14, 202603:02 PM$198.27$65.60$263.87$0.00
SRUS04−$4.00
Noactive
May 12, 202611:28 AM$198.27$65.60$263.87Initial
SRUS16−$16.00
Yesactive
AliExpress - Zhejiang Siaecosys Technology Co., Ltd. Store(17 records)
May 29, 202601:33 PM$198.73$65.82$264.55$0.18Yesactive
May 28, 202612:02 PM$198.55$65.74$264.29$0.10Yesactive
May 27, 202601:20 PM$198.45$65.69$264.14$0.00Yesactive
May 25, 202605:08 PM$198.45$65.69$264.14$0.37Yesactive
May 23, 202601:18 PM$198.08$65.51$263.59$0.00Yesactive
May 22, 202612:03 PM$198.08$65.51$263.59$0.09
USSS05−$5.00
Yesactive
May 21, 202612:06 PM$198.17$65.56$263.73$0.00
USSS24−$24.00
Yesactive
May 19, 202612:08 PM$198.17$65.56$263.73$0.37
USSS24−$24.00
Yesactive
May 18, 202612:07 PM$197.80$65.38$263.18$0.37
USSS12−$12.00
Yesactive
May 17, 202609:57 AM$198.17$65.56$263.73$0.00Yesactive
May 16, 202610:03 AM$198.17$65.56$263.73$0.00Yesactive
May 15, 202609:43 AM$198.17$65.56$263.73$0.10
SRUS02−$2.00
Yesactive
May 14, 202610:04 AM$198.27$65.60$263.87$0.09
SRUS04−$4.00
Noactive
May 14, 202609:38 AM$198.36$65.65$264.01$0.09Yesactive
May 12, 202609:19 AM$198.27$65.60$263.87$2.19
SRUS16−$16.00
Yesactive
May 10, 202610:28 AM$196.08$65.51$261.59$0.91Yesactive
May 3, 202609:08 AM$196.99$72.98$269.97InitialYesactive

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Specifications

Type

VESC Based
No
Cooling
Air

Electrical

Voltage Range
60–84V
Continuous Amps
150A
Peak Amps
275A
Max Phase Amps
380A

Motor Features

Regen Support
Yes
Drive Mode
Sinewave
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
Yes
Requires Pre-charge
No

Programming

Via Display
No
Via Phone
With External Module
Via PC
Yes

Physical

Weight
2 kg
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
Hall Sensor/
Hall Sensor
PinWire colorFunction
1Red5V Power
2No colorNone
3BlackGround
4YellowHall A
5GreenHall B
6BlueHall C
Alarm / Anti-theft Harness (2×4)
Anti-theft Motor Lock
security
PinWire colorFunction
1OrangeAnti-Theft Key
2BlueAnti-Theft Signal
3YellowWheel Signal
4No colorNone
Alarm Power
security
PinWire colorFunction
1BlackGround
2RedAlarm Power
Main Connector
Function Harness (2×8)
Ignition
Power Switch
PinWire colorFunction
1Gray / PurplePower Switch Signal
Low Brake / Reverse
DisplayBrake
PinWire colorFunction
1No colorNone
2Gray / WhiteGear Reverse
3No colorNone
4Gray / BlackBrake Signal (Low)
Three Speed / Sport / Parking
BrakeDisplay
PinWire colorFunction
1Brown / WhiteParking / E-Brake
2Green / WhiteGear Low
3Yellow / WhiteGear Sport
4No colorNone
5BlackGround
6Black / WhiteGear High
Throttle / High Brake / Display
BrakeCAN BusThrottle
PinWire colorFunction
1PurpleBrake Signal (High)
2WhiteCAN High
3YellowCAN Low
4BlackGround
5GreenThrottle Signal
6Pink5V Power
Program Port
UART
PinWire colorFunction
1BlackGround
2Pink5V Power
3OrangeUART TX
4BlueUART RX
One Click Repair
COMM
PinWire colorFunction
1No colorNone
2BrownOne-Click Repair
Main Connector

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