12V DIY Spot Welder Machine PCB Circuit Board Kit
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Expected to be in stock within 5-7 business days. We'll ship immediately once available.
12V DIY Spot Welder Machine PCB Circuit Board Kit The Faraday 12V DIY Spot Welder Kit is a compact and efficient spot-welding solution designed for makers, hobbyists, and battery-pack builders. Built on a single-chip microcomputer system, this portable spot welder provides stable performance, strong output current, and reliable welding for 18650, 26650, and 32650 lithium batteries. The PCB is designed with widened MOSFET paths and reinforced copper/tin plating options, reducing internal resistance and ensuring higher welding efficiency even during heavy-duty use. Engineered for convenience, the kit includes external pads for connecting LEDs and onboard buttons, allowing flexible placement during assembly. Powered by a 12V rechargeable battery, it’s lightweight, sturdy, and built to deliver long-term durability. Whether you’re assembling battery packs, repairing electronics, or working on DIY energy-storage projects, this spot welder kit offers a powerful and user-friendly solution. Features: Designed with a single-chip microcontroller, ensuring stable, precise control during each welding pulse. Includes external pads for LED and button connections, making it easy to integrate into different DIY setups. Features upper and lower MOS design with bold, tinned tracks that reduce internal resistance and boost current output. Equipped with a rear access window allowing users to add copper or tin for enhanced conductivity. Uses 25V low-ESR high-frequency capacitors for a more stable and reliable power supply. Fully battery-powered 12V system, making it portable and suitable for field or workshop use. Built from durable PCB material, offering resistance to wear and long-term performance. Ideal for welding 18650 / 26650 / 32650 lithium battery terminals. 12V DIY Spot Welder Machine PCB Circuit Board Kit Diagram
- Single-chip microcontroller for precise welding control
- Widened MOSFET paths with tinned copper tracks
- 25V low-ESR high-frequency capacitors
- 12V rechargeable battery-powered for portability
- Supports 18650, 26650, and 32650 battery welding
- External pads for LED and button integration
- Portable and lightweight design
- Stable high-current output
- User-friendly for DIY assembly
- Durable PCB construction
- Flexible integration options
| Type | DIY Spot Welding Machine |
|---|---|
| Model | RS5142 |
| Material | PCB |
| Operating Voltage | 12V |
| Color | Black |
| Design | Single-chip microcontroller based |
| Capacitor | 25V low internal resistance, high-frequency |
| Supported Battery Types | 18650 / 26650 / 32650 |
| Special Features | External LED/button pads, MOSFET-enhanced circuitry |
| Portability | Lightweight & rechargeable battery powered |
What batteries can this spot welder PCB weld?
Compatible with 18650, 26650, and 32650 lithium-ion battery terminals.
Is this kit suitable for beginners?
Yes, designed for DIYers and makers with basic soldering skills.
Does it require external power supply?
No, it runs on a 12V rechargeable battery for portability.
Can I add external controls to this PCB?
Yes, external pads for LED and button integration are included.
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About 12V DIY Spot Welder Machine PCB Circuit Board Kit by Iotcart
Buy 12V DIY Spot Welder PCB Kit by Faraday. Compatible with 18650/26650/32650 batteries. Portable, rechargeable, and ideal for makers.
Categorised under: Batteries & Power Supply