45104648 - stepper motor driver board (carriage lift SD3)

Stepper Motor Driver Controller (SD3) – EFI Vutek (45104648)

The Stepper Motor Driver Controller (SD3) (45104648) drives the SD3 carriage-lift stepper motor on the EFI Vutek GS, HS and H-series hybrid UV printers.

A genuine EFI Vutek (OEM) spare part, supplied ready to install.

Technical specifications

• OEM reference: 45104648
• Manufacturer: EFI Vutek
• Part type: Stepper motor driver controller (SD3)
• Internal reference: SD3
• Shipping: Shipped ready to install

Compatibility & use

• VUTEK GS2000
• VUTEk GS2000 Pro
• VUTEK GS2000 Pro-CP
• VUTEK GS2000 Pro-TF
• VUTEk GS2000LX
• VUTEk GS2000LX Pro
• VUTEK GS3200
• VUTEK GS3200 Pro
• VUTEK GS3250
• VUTEK GS3250 Pro
• VUTEK GS3250 Pro-CP
• VUTEK GS3250 Pro-TF
• VUTEK GS3250LX
• VUTEK GS3250LX Pro
• VUTEK GS3250LXr Pro
• VUTEK GS3250r
• VUTEK GS5000r
• VUTEK GS5250LXr
• VUTEK GS5500LXr
• VUTEK H3
• VUTEK H5
• VUTEK H1625 LED
• VUTEk H2000 UltraDrop
• VUTEK HS100 Pro
• VUTEK HS125 Pro

Function

• Drives the stepper motor (position and speed)
• Amplifies power to the SD3 carriage-lift motor
• Manages acceleration and deceleration ramps
• Protects against over-current and reports faults

Signs of wear

• Jerky moves, lost steps or position drift
• Motor unresponsive or vibrating without driving the axis
• Driver / over-current fault at cycle start
• Overheating or axis safety trip

Genuine EFI Vutek spare part, ready to install.

♻️ DG Spare Parts – European specialist in spare parts for large-format printers and plotters.