4040-PRO MAX

$949.00 ~~$969.00~~

Work area to scale

The published 400 × 400 mm work area at true scale, with a US Letter sheet for comparison. Grid lines every 100 mm. Original drawing.

Drive

Leadscrew on Y; the page doesn't say what drives X and Z

Spindle / router

710W trim router, 6,500-30,000 RPM (included)

Linear guides

Linear rails on X and Z (X described as a "linear optical axis rail")

Controller

GRBL on a 32-bit MCU, TB67S109 drivers. Offline controller CTL4040 sold separately.

Motors

Not published

Size

400 × 400 × 78 mm (15.75 × 15.75 × 3.1 in). The feature text also gives a 100 mm "Z-pass height", which the page describes as clearance.

From SainSmart (Genmitsu)'s page for this machine, read 1 November 2026. Inch-to-millimetre conversions are mine.

Price	$949.00 (list $969.00)
Price note	Sale price; list $969.00.
Work area, as published	400 × 400 × 78 mm (15.75 × 15.75 × 3.1 in). The feature text also gives a 100 mm "Z-pass height", which the page describes as clearance.
X travel	400 mm (15.7")
Y travel	400 mm (15.7")
Z	78 mm (3.1")
Spindle / router	710W trim router, 6,500-30,000 RPM (included)
Drive	Leadscrew on Y; the page doesn't say what drives X and Z
Linear motion	Linear rails on X and Z (X described as a "linear optical axis rail")
Frame	Aluminium
Controller and motors	GRBL on a 32-bit MCU, TB67S109 drivers. Offline controller CTL4040 sold separately.
Software	Lists Candle, LaserGRBL and LightBurn; Vectric VCarve Desktop as an optional bundle
Footprint	660 × 666 × 390 mm (26.98 × 26.22 × 15.35 in)
Weight	24.6 kg (54.2 lb)
Warranty	Not published
Assembly	Semi-assembled, under 30 minutes

The footprint is given as 660 mm and as 26.98 in. 660 mm is 25.98 in, so one of the two figures is wrong.

The page doesn't give: warranty. I'll add missing figures with their source if I find them on another page from the same maker.