🕐 18:24 🌅 Nacht ☀️ 07:26:00 - 16:51:00
Fiber laser

When has your EM-Smart fiber laser paid for itself?

Use realistic engraving times, power use and AliExpress blanks to see when the 3,799 € purchase is covered – and what profit remains after that.

Machine inspired by the EM-Smart One / MOPA (~30 W): peak draw up to about 180 W. No account needed – login/registration is optional if you want to jump into the Makerspace game afterwards.

The EM-Smart MOPA fiber laser (30 W) is available for 3,799 € directly from the manufacturer: Open EM-Smart shop. Feel free to use discount code SCHIMMER to save a bit.

Open MOPA Color Studio (image → LightBurn / EZCAD)

1) Your assumptions

Peak 180 W is the upper limit. While engraving, the average is typically lower (start here 165 W, range about 120–175 W). Times are estimates for 30 W fiber engraving on metal blanks – your design may be shorter or longer.

2) Products & quantities

Hover a product image – a typical sample engraving appears (preview only; blanks stay blank).

Dog tag

Blank: 3.69 € / 3 pcs → 1.23 € per sales unit
Sale: 12.00 € / piece · Margin ≈ 10.77 €
Laser ≈ 2 min · Total work ≈ 9 min
Open AliExpress blank
Small, quick to engrave – a good starter product.

Metal business cards (pack of 25)

Blank: 5.79 € / 50 pcs → 2.90 € per sales unit
Sale: 30.00 € / 25 pcs · Margin ≈ 27.11 €
Laser ≈ 100 min · Total work ≈ 160 min
Open AliExpress blank
25 pcs at about 2 min/side × 2 sides + changeover.

Hip flask

Blank: 4.59 € / 1 pcs → 4.59 € per sales unit
Sale: 20.00 € / piece · Margin ≈ 15.41 €
Laser ≈ 6 min · Total work ≈ 18 min
Open AliExpress blank
Medium area, typically 5–8 min laser time.

Drone ID plate

Blank: 3.95 € / 15 pcs → 0.26 € per sales unit
Sale: 8.00 € / piece · Margin ≈ 7.74 €
Laser ≈ 1.5 min · Total work ≈ 7.5 min
Open AliExpress blank
Very small engraving – quick turnaround.

Knife

Blank: 7.99 € / 1 pcs → 7.99 € per sales unit
Sale: 30.00 € / piece · Margin ≈ 22.01 €
Laser ≈ 8 min · Total work ≈ 21 min
Open AliExpress blank
Blade/handle – often 5–10 min per design.

Pocket watch

Blank: 3.95 € / 1 pcs → 3.95 € per sales unit
Sale: 30.00 € / piece · Margin ≈ 26.05 €
Laser ≈ 5 min · Total work ≈ 17 min
Open AliExpress blank
Engrave the lid – about 5 min laser.

Petrol lighter

Blank: 1.35 € / 1 pcs → 1.35 € per sales unit
Sale: 15.00 € / piece · Margin ≈ 13.65 €
Laser ≈ 5 min · Total work ≈ 13 min
Open AliExpress blank
Cheap blank, strong per-unit margin.

3) Result

Break-even progress
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Note: Affiliate links to AliExpress. Prices may change. Work times include prep (design/clamping), laser run, finishing and packing – intentionally rough so you can play with quantities.

Go to EM-Smart shop – MOPA 30 W for 3,799 €

Discount code SCHIMMER – use it to save a bit on your purchase.