RepRap MK3 300x300mm 480 Watt ALU Heatbed

RepRap ALU Heatbed 300x300mm description:

The heatbed has a really big surface area and will need a big power supply to heat up.

Make sure to use some kind of insulator on the bottom side of the heatbed to improve the performance.

• Voltage: 24V DC
• Current: ~20A
• Resistance ~1.2ohm
• Heat output: ~480W
• Dimensions 314 x 314mm
• Mounting holes 8x ø3mm. 4mm from edge in each corner. 308mm between.
• Aluminum 3.1+-0.15mm 1oz copper
• As the nature of a big aluminum plate, flatness can't be defined and you may need a glass topplate.
• Black Soldermask buttom side
• White Silkscreen
• Center hole for thermister mount