V3.0 CNC Shield Extension Board Kit With Four A4988 Stepper Drivers And Heat Sinks For Engravers And 3D Printers, DC 12V To 36V Compatible, Plug And Play Upgrade Perfect Fit For Hobby CNC Projects And Pro DIY Makers
✔️ Plug-and-play upgrade for hobby CNC and 3D printers; DC 12-36V
This kit adds a compact CNC shield extension that supports multiple drivers and axis control for hobby CNC projects and DIY makers. It’s commonly used with engravers and 3D printers to expand motion control.
✅ 4-channel CNC shield extension supports A4988 or DRV8825 drivers and 4-axis control (X, Y, Z, A)
✅ Voltage range DC 12V-36V; DRV8825 handles up to 36V
✅ Includes 1 x V3 Extension Board, 4 x Drivers, 4 x Heat Sinks
✅ Protection features: thermal shutdown, cross current, ground fault, short circuit
✅ Five-step current modes: 1/1, 1/2, 1/4, 1/8, 1/16 with slow attenuation
✅ Motor connections via 4-pin connectors or soldering (basic welding skills required)
✅ Heat sinks included: 4 x 8 x 8 mm, white
✅ Board size 68 x 53 x 18 mm (2.67 x 2.08 x 0.7 in)
✅ Heat sink size 8 x 8 mm (0.31 x 0.31 in)
💡 What is a CNC shield extension board used for in hobby CNC and 3D printing projects?
This handy upgrade helps expand controller capabilities for multi-driver setups. - Expands drive capacity to control X, Y, Z, and A axes with A4988/DRV8825 - Works with GRBL firmware and converts G-code to stepping signals - Includes heat sinks and built-in protections for longer, safer runs - Ideal for engravers and DIY CNC and 3D printer upgrades✝️