The TC55V is a compact, low-cost CNC controller that is designed to control stepper and servo motors in a variety of applications. It features a 3.5-inch color LCD display and a variety of input and output options, including USB, Ethernet, and serial communication.
A CNC controller is a device that controls the operation of a CNC (computer numerical control) machine, such as a lathe, milling machine, or 3D printer. It typically consists of a computer or microcontroller that executes a set of instructions (called a “program”) to control the movement of the machine’s axes and the operation of its cutting or extrusion tools. The TC55V CNC controller is designed to be an easy-to-use and cost-effective solution for controlling small to medium-sized CNC machines.
In order to use the TC55V CNC controller, you will need to connect it to the CNC machine that you want to control, as well as to a power source and a computer or other control system. You will then need to configure the controller using the manufacturer’s software and programming tools. This may involve setting up communication links with other devices, configuring input and output channels, and creating a program to control the CNC machine.
The CNC controller board is an upgraded version of TC55. It is equipped with a 3.5-inch color screen, RS485 communication, a Chinese/English Switch, and a USB connection. Boot pictures can be set as pictures or company names as you will. It is highly reliable, highly accurate, has low noise, and is easy to use.
It is important to carefully follow the manufacturer’s instructions for installing and using the TC55V CNC controller in order to ensure proper operation and safety.

Axis | 3 Axis / 4 Axis |
Display | 3.5-inch color screen |
Contact key array | 38 Key |
Chip | specifically for motion controller |
differential signal output | ±Pulse/±Dir |
Input | 16 channel 24V(photoelectric isolating) |
Output | 8 channel 24V(Single channel 500mA) |
Axis | 1 Axis |
Other | RS 485 communication(mixed programming with PLC) Chinese/English Switch USB connection highly reliable, highly accurate, low noise, and easy to use |
Technical Specifications
Min data unit | 0.001 mm |
Max data size | ± 99999.999mm |
Max Speed | 9000mm/min (pulse is 0.001mm) |
Max pulse output frequency | 150KHz |
Linkage axes | X, Y, Z, and C axis can conduct linear interpolation, X, Y can do circular interpolation |
Electric Gear: numerator | 1-99999 denominator: 1-99999 |
System main functions | automatic, manual, program editing, system parameters, self-check, settings, etc |
Other | Maximum 480 commands for each program Stop and Start of Spindle motor PLC Extension I/O Extension Isolated I/O port Self-defining of I/O port English panel display Freeboot picture setting |
Warranty | One year |
Video
TC55V CNC controller with 4 axes 3.5 Inch Color LCD
TC55V offline CNC controller
TC55V CNC controller lathe mini milling machine