Votol software is used to tune and adjust parameters for EM series electric vehicle controllers
. While there is a latest "universal" version, specific legacy versions exist for older hardware series. Official Download Sources The most reliable source for Votol software is
, an official distributor and technical support provider for Votol products. Latest Universal Version (V60)
: Compatible with all Votol controller series, including legacy and newer "-2" models. Specific Series Software : Available on the SiAECOSYS Download Page for models like the , and the newer EM-2SP series Firmware and Community Files : If official links are down, the Endless Sphere forum maintains a community-hosted repository of various firmware versions ( ) and software installers. Essential Setup Requirements To use the software, you must have the following: USB-to-Serial Adapter
: A TTL-to-USB cable is required to bridge the controller to your PC. USB Drivers
: You must install the "USB-to-serial" driver (often for Windows 10/11) before the software can communicate with the controller.
: Detailed instructions for parameter tuning (voltage, current limits, and sport mode) can be found in the VOTOL EM Controller Manual Platform Compatibility : The primary platform for all tuning software versions. Android/iOS
: Native mobile apps are limited. While some third-party projects like
exist for remote monitoring via Bluetooth dongles, most professional tuning still requires a PC. Which specific Votol controller model ) are you trying to program? VOTOL FIRMWARE (apk, software, .bin, .ini) - Endless Sphere 17 Nov 2025 —
Votol software is the primary tuning tool for Votol EM series controllers (e.g., EM50, EM100, EM150), widely used in high-performance electric motorcycles and e-bike conversions. Key Software Features
Performance Tuning: Allows precise adjustment of current and voltage limits, throttle response (ramp-up), and speed modes.
Flux Weakening: A critical feature that boosts motor top speed by weakening the magnetic field, particularly useful for high-speed EV applications.
Diagnostic Tools: Provides real-time data on battery voltage, temperatures, and error codes.
Version Compatibility: The latest V60 version is designed to be universal, supporting all Votol controller series, including the -2SP and non -2 series. Pros & Cons Pros Cons
High Customization: Deep control over nearly every motor parameter.
Steep Learning Curve: Can be overwhelming for beginners; non-professionals are cautioned against use.
High Value: Offers professional-grade features at a budget-friendly price point compared to brands like ASI.
Connection Issues: Frequently requires specific COM port troubleshooting and manual input of port numbers in the software. Download Votol Software
Efficient Control: True sine wave output leads to smoother power transfer than some competitors.
Firmware Mismatches: Older controllers may not respond to newer software versions, leading to parameter sync failures. Download & Setup Essentials
To successfully use Votol software, you typically need the following:
Direct Download: Official links are found on manufacturer sites like SiAECOSYS or specialized retailers like Deller.pro.
USB Driver: You must install a specific USB-to-Serial driver (often CH341SER) before the software can recognize the controller. Connection Logic:
Connect the USB-to-serial cable to the controller's programming port.
Turn on the controller power (often via the ignition or "electric lock" wire).
Enable CAN bus in the software settings before clicking "Open" and "Connect". Instructions For Use - Deller.pro
Understanding Votol Software for Electric Vehicle Controllers
Votol controllers, manufactured by companies like Siaecosys, serve as the primary management system for various electric vehicles, including e-mopeds and electric motorcycles. This software is used to interface with the controller to view diagnostics and manage system settings. Accessing the Software
The software used for these controllers, such as the Votol EM series, is specialized industrial software. It is generally not available through consumer app stores.
Manufacturer Support: The primary source for official software and the necessary USB-to-TTL drivers is the manufacturer's official technical support portal.
Documentation: Official manuals provided by the manufacturer are essential for understanding the specific communication protocols and hardware requirements for different controller models (e.g., EM-50, EM-100). Hardware Requirements
Connecting a computer to a Votol controller typically requires specific hardware interfaces:
Programming Cable: A dedicated USB-to-TTL serial adapter compatible with the controller's pinout.
Operating System: Most versions of the diagnostic software are designed for Windows-based environments.
Driver Installation: Proper communication requires the installation of specific chipset drivers (such as CH340 or PL2303) to allow the computer to recognize the connection via a COM port. Safety and Professional Calibration Votol software is used to tune and adjust
Adjusting the parameters of an electric vehicle controller involves high-voltage systems and critical performance settings. It is important to note:
Risk of Damage: Incorrectly configuring current limits, voltage thresholds, or phase angles can result in permanent damage to the controller, the motor, or the battery.
Operational Safety: Improper settings can cause the vehicle to behave unpredictably, posing a risk to the rider and others.
Warranty and Compliance: Unauthorized modifications often void manufacturer warranties and may result in the vehicle no longer complying with local transportation regulations.
For these reasons, any calibration or troubleshooting involving Votol software should be conducted by trained technicians or under the strict guidance of the manufacturer's official technical documentation. Always ensure a backup of the original factory configuration is maintained before attempting any diagnostic procedures.
Downloading and installing Votol software is the first step toward fine-tuning your electric vehicle's performance. The software allows you to adjust critical parameters for EM series controllers
(like the EM150 or EM200) to optimize motor efficiency and power delivery. Software Download Sources
Official and community-trusted versions can be found through the following channels: SiAECOSYS Official Site SiAECOSYS Download Page provides the latest software versions, including the
release which is compatible with all Votol controller series. Endless Sphere Community
: For older firmware, specific driver files (like the Vino-USB driver), or .bin files, the VOTOL FIRMWARE thread is a comprehensive repository managed by DIY enthusiasts. Manuals & Documentation
: Specific programming manuals and USB driver installation guides are available from retailers like Deller.pro Installation & Connection Steps USB Driver : Install the "USB-to-serial" driver (often the CH341SER.EXE or Prolific driver) before connecting the controller. Hardware Connection
: Connect the controller to your PC using the specific Votol USB data cable. Note the wire colors (typically black, brown, orange, and blue) to ensure a secure fit. COM Port Configuration : Open your computer's Device Manager
to identify which COM port (e.g., COM3) the USB cable is using. Software Setup Launch the Votol software. Manually select or type the matching number in the software settings. Enable the CAN setting
if your controller supports it before clicking "Open" and "Connect". Deller.pro Common Troubleshooting Communication Abnormal
: This often stems from using incorrect drivers for "fake" Prolific chips or a mismatched COM port. Safety Tip : Always save your original parameters
before making any changes so you have a default configuration to revert to if the motor behaves unexpectedly. specific version
of the software for an EM-2 series or a standard EM-150 controller? VOTOL EM Controller Program Manual - Deller.pro Step 3: Install the USB Driver (The Tricky
Downloading and using Votol software is essential for tuning electric bike/motorcycle controllers, but users frequently report it as a "no-frills" experience that can be tricky to set up. Most community consensus describes the Windows application as functional but "awful" in terms of user interface. Software Download & Versions
The software is primarily hosted by SiAECOSYS, the official manufacturer.
Version V60 (Latest): This is the recommended version as it is optimized for all Votol series controllers, including the EM and -2SP series.
Legacy Versions: Older versions were often split between "-2" series (e.g., EM150-2SP) and non-"-2" series (e.g., standard EM150). If V60 fails, users often hunt for these specific legacy ZIP files on forums like Endless Sphere. Key Challenges & User Tips
Connection Reliability: The most common complaint is the "Communication Abnormal" error. This is often solved by ensuring the controller is powered on (using the battery, not just the USB) before attempting to connect.
Driver Setup: You typically need a specific USB-to-LIN cable. Windows may not automatically recognize the COM port, requiring manual driver installation (often FTDI drivers). Software Quirks:
Port Matching: You must manually verify the COM port number in Windows Device Manager and ensure it matches the dropdown in the Votol software.
The "CAN" Setting: For many newer controllers, you must enable the "CAN" setting in the software before clicking "Open" and "Connect" to populate data.
Platform Limits: There is no official Android or iOS app for direct programming; it is strictly a Windows-only application. Bluetooth modules exist for basic monitoring, but they often require the password "1234" to pair. Expert Review Summary Android app for programming Votol controllers? - Facebook
The software won't recognize your controller without the correct CH340 or CP2102 driver.
Driver or USB Driver.CH341SER.EXE or CP210xVCPInstaller.exe.Downloading Votol software isn’t as simple as clicking a button on the App Store. It requires caution, version matching, and driver know-how. But once you have the correct software running, you unlock the full potential of your Votol controller – from fine-tuned throttle response to efficient regen braking and higher top speeds.
To recap the safe download process:
If you found this guide helpful, share it with fellow EV builders. And remember: a well-tuned Votol controller is a joy; a hastily tuned one is a headache. Proceed with patience.
Have a question about downloading Votol software for a specific EM version? Leave a comment below or join the Votol Tuning Facebook group for live help.
Once you have the software archive, follow this precise sequence to avoid communication failures.
Distributors like QSMotor, Kelly Controls, Alien Rides, and Electro & Co. provide verified software with their controllers. They often have a “Downloads” or “Support” section after purchase.
How to access:
Votol_EM_Setup_Vx.xx.zip..exe and matching .dat (parameter file) from the seller who provided the controller.