The Lincoln Electric L12400-3V1 is a genuine OEM idler and engine shutdown printed circuit board assembly for selected Lincoln engine-driven welders. Orderable Lincoln SKU: 9SL12400-3V1.
- Manufacturer: Lincoln Electric
- OEM assembly number: L12400-3V1
- Orderable SKU: 9SL12400-3V1
- Component type: Idler and engine shutdown PC board assembly
- Availability: In stock
Match both the machine model and the code number on the rating plate to the table below. Lincoln model names can span multiple production configurations, so model name alone is not sufficient.
| Equipment | Code numbers |
|---|---|
| Classic 300D (Perkins) | 11110, 11248, 11280, 11411, 11472, 11545, 11572, 11573, 11640, 11641 |
| Classic 300D WFM (Perkins) | 11111, 11249, 11281, 11412, 11473, 11546 |
| Cross Country 300 | 12362, 12554 |
| SA-400I (Perkins) | 12267 |
| SAE-400 (Perkins) | 11409 |
| SAE-400 Severe Duty (Perkins) | 11408 |
| SAE-400 STD (Perkins) | 11407 |
| Vantage 300 | 11185, 11294, 11310, 11461 |
| Vantage 300 (Kubota) | 12508, 12634 |
| Vantage 322 (Sunbelt) | 12839 |
| Vantage 400 (AU) | 12763 |
| Vantage 410 (Kubota) | 12690 |
| Vantage 500-I | 11576, 11954, 11961, 12304 |
| Shield-Arc SAE-400 | 11509, 12250 |
| Shield-Arc SAE 400 (Perkins) | 11198, 11322 |
| Shield-Arc SAE 400 Severe Duty (Perkins) | 11199 |
| Shield-Arc SAE-400 (Deutz) | 11323 |
| Shield-Arc SAE-500 (Kubota) | 11476 |
| Shield-Arc SAE-500 SD (Kubota) | 11477 |
This electronic assembly should be diagnosed and installed by a qualified service technician. Use proper grounding and ESD handling procedures. This PCB is non-returnable after the anti-static bag has been opened, so confirm the machine code number before installation.
Is 9SL12400-3V1 the same part as L12400-3V1?
Yes. L12400-3V1 identifies the assembly, while 9SL12400-3V1 is the orderable Lincoln SKU.
Will this board fit every Classic 300D, SAE-400, or Vantage?
No. Fitment is code-number specific. Confirm the rating-plate code against the table above.
Can this PCB be returned after opening?
No. It is non-returnable after the anti-static package is opened.
Need help checking a code number? Call 877-532-9353 or use the Lincoln Electric service-parts finder.