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$24.68
Spot Welder Controller Board AC 9-12V Spot Welder Time Control Mainboard Module Digital LCD Panel with Ribbon Cable(40A) โ€” image 1
Welding AccessoriesSEAFRONTโœ“ In stock

Spot Welder Controller Board AC 9-12V Spot Welder Time Control Mainboard Module Digital LCD Panel with Ribbon Cable(40A)

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$24.68
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About this item
  • AC 9-12V Spot Welder Time Control Motherboard Module Digital LCD DisplayThe spot welder control module is designed for DIY or simple battery welders. Mainly used to weld nickel-plated single cells or battery packs. You can save the last operation, Monopulse will trigger this module.
  • Voltage compensation: According to the local voltage change, automatically adjust the compensation output, and displays local voltage and compensation value for about 1 second while triggering.
  • 0-999 Weld Counting Function: The number of welds is clear at a glance. Press and hold the encoder for 3 seconds to clear the count bit. Time input 0-99 cycle (1 cycle is 20 ms), adjustable welding strength 30% -99%.
  • The module includes a motherboard and display board, as well as an optional bi-directional 40A and 100A thyristor except welding welding pins and other tools.
  • 9-12V AC input, AC transformer required. The power supply and external triggering are convenient and fast. It is not necessary to solder the terminals.
Product description

The spot welder control module is developed for DIY or simple battery welder. Mainly used for welding nickel-plated single cells or battery packs. The module includes a main board and display board, optional 40A and 100A bidirectional thyristor, excluding welding transformers, welding pens and other tools.ย  Specification๏ผš Supply voltage: 9-12VAC Bidirectional thyristor: 40A, 100A (Optional) Package weight: Approx. 10g ย  How to use: 1. Voltage Calibration Voltage calibration must be performed at the first time. Calibration is no longer required as long as power transformer of the module is not replaced. Of course, if the voltage is not correct, you can also calibrate it. Calibration operation: press the encoder knob, then supply power to the module, enter the calibration interface. The first option can adjust the flashing value, adjust with the short encoder, after three adjustments, short press the encoder to enter the operation interface. For example, the measuring voltage is 220V, then the calibration interface can be adjusted to 220. 2. Display Interface Digital adjustment: Short press the encoder knob until the corresponding value flashes, short press the encoder to enter the work interface. In work interface, when the calculated value is greater than 0, press the encoder for about 3 seconds to clear the value. ย  Package list: 1 * Main Board 1 * Display Board 1 * Ribbon Cable

Product details
Brand
SEAFRONT
Manufacturer
SEAFRONT

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10 Trustpilot reviews total, with 2 shown at a time.

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Excellent
4.5 average rating
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Sigalit
๐Ÿ‡ฎ๐Ÿ‡ฑ ยท January 2026
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I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

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Verified buyer
๐Ÿ‡ฆ๐Ÿ‡บ ยท November 2025
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The package was here in Australia from England in a few days โ€” so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

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