Welding machine digital temperature control PCB motherboard

digital temperature control mainboard is the core control unit specifically designed for PPR welding machines and other thermal fusion tools. Engineered with advanced digital control algorithms and a high-precision thermistor temperature sensor, it provides accurate and stable temperature regulation from room temperature up to 450°C.
Supporting both 110V and 220V, this board integrates a temperature memory function, ensuring consistent welding performance and user efficiency. It’s the ideal upgrade component to enhance the precision, safety, and durability of your welding equipment.

Product Parameters

Key Features & Advantages

1. Precision Digital Temperature Control

High-accuracy thermistor sensor: Equipped with a professional ceramic-encapsulated probe, ensuring rapid and accurate response even under extreme heat up to 450°C.

Smart MCU control algorithm: The microcontroller (IC chip) continuously monitors and corrects temperature deviation in real time, maintaining steady heat output for consistent fusion quality.

2. Universal Compatibility & Memory Function

Wide voltage input: Automatically adapts to 110V / 220V AC power without manual switching — ideal for international use.

Temperature memory chip: Remembers the last temperature setting and resumes automatically at startup, reducing setup time and improving workflow efficiency.

3. Robust and Reliable Hardware Design

High-temperature endurance: Designed for intensive applications such as PPR, PE, and PB pipe welding, with a maximum control limit of 450°C.

Applications

This mainboard is suitable for upgrading or replacing the control system of:

PPR socket welding machines

PE / PB thermal fusion tools

Precision temperature-controlled heating devices

Technical Specifications

Parameter Specification
Max Control Temperature 450°C
Operating Voltage 110V / 220V
Sensor Type Digital Thermistor with Ceramic Probe
Display Type LED Digital Display (with front panel)
Control Mode Push-button Adjustment
Core Functions Digital Display, Precision Control, Temperature Memory

 

PPR Welder Circuit Board with LED Display

About Us

Haotian Factory was founded in 2005. Haotian has a factory building of 12000 square meters. Haotian can independently design and produce all PPR welding machines, and accept customization according to your requirements. For 20 years, Haotian has never forgotten its mission – to safeguard health and safety. The factory uses the best materials and produces high-quality welding machines through automated production lines and high-tech quality control machines. Most importantly, Haotian guarantees that all the melting machines manufactured are qualified and comply with international standards.
 

We offer the most favorable quotation

Let's have a chat