Genmitsu · desktop cnc · research record
4040-PRO
A value-focused 400 × 400 mm router for wood, plastics and light non-ferrous machining.
Decision summary
Where it fits—and where it doesn’t.
Strengths
- Generous XY work area at an entry-level price
- Broad accessory and upgrade ecosystem
Limitations
- Open frame offers no dust or noise containment
- Stock spindle limits aggressive metal work
Specification sheet
Verified core specifications
| Work area | 400 mm × 400 mm × 78 mm |
|---|---|
| Spindle power | 75 W |
| Maximum spindle speed | 10,000 rpm |
| Materials | wood, plastics, PCB, aluminum |
| Automatic tool changer | No |
| Rotary axis support | Yes |
Market check
Buying options
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Evidence log
Sources
- SainSmart 4040-PRO product pageofficial · checked 2026-10-05