200mm Travel Length Linear Rail Guide Ballscrew SFU1605 with NEMA17 Stepper Motor for DIY CNC Router Parts X Y Z Linear Stage Actuator

200mm Travel Length Linear Rail Guide SFU1605 with NEMA17 Stepper Motor - Pack Size: 1 pc
✔️ Ships with 1x Linear Stage Actuator, 1x NEMA17 Motor, 3x Allen Wrenches

This 200mm travel length linear rail guide ballscrew SFU1605 kit pairs a high-precision SFU1605 ball screw with a compact NEMA17 stepper motor to deliver dependable, repeatable motion for DIY CNC routers, laser cutters, 3D printers, and precision automation projects. It’s well-suited for X, Y, and Z axes in compact builds where travel length is limited but load handling and accuracy matter. Pack size: 1 pc.

✅ Horizontal maximum load capacity: 30 kg (66 lb)
✅ Vertical maximum load capacity: 15 kg (33 lb)
✅ Repeat positioning accuracy: ±0.03 mm
✅ Speed: 0-100 mm/s
✅ Effective travel length: 200 mm (7.87 in)
✅ Lead: 5 mm (0.197 in) per revolution
✅ Ballscrew type: SFU1605 (16 mm diameter, 5 mm lead)
✅ Linear stage total length: 360 mm (14.17 in)
✅ Stage weight: 1880 g
✅ Stepper motor: 1.8° step angle; 42 mm flange; 47 mm length; holding torque 1.2 N·m; 12 V, 1.5 A; resistance 0.8 Ω; inductance 2.4 mH; rotor inertia 87.3 g·cm; 4-conductor lead (Black A+, Green A-, Red B+, Blue B-)
✅ Package contents: 1x Linear Stage Actuator with NEMA17 motor; 3x Allen wrenches

💡 What are the practical benefits and installation considerations of using the SFU1605 ballscrew with a NEMA17 stepper on a DIY CNC router to achieve 0.03 mm repeatability over 200 mm travel, and how does this setup compare to other common linear drive options in terms of ease of assembly, stability, and tweakability?

Answer: This setup offers precise, repeatable motion with straightforward assembly, but success depends on proper alignment and drive configuration.

• Backlash and repeatability: the fixed-nut ballscrew and rigid rail contact help keep positional repeatability around ±0.03 mm over the 200 mm stroke.
• Load and stability: the horizontal 30 kg and vertical 15 kg ratings provide solid support for compact DIY machines, with good stiffness when mounted to a flat, rigid frame.
• Drive and tuning: the 12 V, 1.5 A NEMA17 motor paired with a 5 mm pitch screw enables smooth, controllable motion; use appropriate micro-stepping and current settings to balance torque and heat.
• Assembly tips: ensure accurate rail alignment, secure the moving block’s 4 nuts, and route cables neatly to avoid interference with moving parts during travel.