Replacement Parts › DWC2440 Control Box Fan Image 1 of 1 DWC2440 Control Box Fan $27.99 DWC 2440 CNC Unit Control Box Cooling Fan Purchase Added! DWC 2440 CNC Unit Control Box Cooling Fan Related Products DWC1824 Anti-Backlash Nut $21.00 Mini Carver Z axis Lead Screw Nut $11.00 Bosch 1617 Router Brushes $25.00 MK3-4 PlanetCNC TNG Controller Conversion Kit $525.00 4 Channel Relay Module $22.00