3D heated table PCB MKS MK3-220 optimized heat bed MK2B Aluminum 220*220*3mm 110CRounded corners, and TWO TREES logo in middle.Topside is covered with protective foil, and it's said to be good enough o be used as a print surface without the need for glass.There is just a recess for thermistor on bottom side, not through-hole, Parameters:  Voltage 12V / 24V   Power: 200W    Material: aluminium plate   Size: 220*220mm   Thickness: 3mm  Resistance:1ohm for 12V configuration (2 ohms each track:1-2 and 1-3)4ohm  for 24V configuration (between pads 2 and 3) Color: Black  Mounting holes 209mm apart, countersunk.                                                                                                                                                      https://elecena.pl/product/17485503/heated-bed-mk3-220x220x3mm-12-24v 2021-03-29 https://elecena.pl/product/17485503/heated-bed-mk3-220x220x3mm-12-24v 2025-10-29