[ ZohFye Motion ] nexxmill // 4x4 cnc router system

design your system.

Select your spindle or compact router module. The NexxMill base package includes the heavy-duty 4x4 frame, dual-drive Y axis, and the fully opto-isolated Flexi-HAL controller.

01 / Spindle or Router Option

Bare Kit

Bring your own compact router. Pre-assembled with 65mm bracket.

+$0.00 CAD

Makita RT0701C

1.25 HP compact router, 110V, 10k - 30k RPM. Dual-insulation motor.

+$155.00 CAD

1.5kW ER20 Kit

Air-cooled industrial spindle, ER20 collet, Clear-Cut Dust Shoe. Upgraded 80mm mount.

+$825.00 CAD
02 / Controller Drive Logic

Flexi-HAL grblhal System

180MHz ARM Cortex-M4 MCU with fully opto-isolated logic zones. Premium, standard inclusion.

INCLUDED
Batch 01 // Pre Order Pool
MODEL: NEXXMILL-4X4
DRIVE: SFU1610 BALLSCREW
STRUCTURE: REINFORCED STEEL PLATES & ALUMINUM EXTRUSION
NexxMill 4x4 CNC Setup
Perspective Setup View
X/Z Axis Gantry View
Front Profile Orthographic View
Steel Y-Plate Construction Angle
selected system configuration No Spindle (Bring Your Own Router)
mount configuration 65mm Bracket
[ system_manifest_v1.0 ]

engineering specifications.

Physical Footprint
metric1780mm x 1650mm x 750mm
imperial70.1 in x 65.0 in x 29.5 in
Usable Work Area (X/Y)
metric1240mm x 1220mm
imperial48.8 in x 48.0 in (~4ft x 4ft)
Z-Axis Usable Travel
metric150mm (Depending on spindle mount height)
imperial5.9 in
Gantry Clearance
metric145mm
imperial5.7 in
Maximum Rapid Speed
metricUp to 25,000 mm/min
imperialUp to 984 ipm
Maximum Cut Feed Rate
metricUp to 15,000 mm/min
imperialUp to 590 ipm
Positioning Accuracy
metric+/- 0.05 mm
imperial+/- 0.002 in
Repeatability
metric+/- 0.02 mm
imperial+/- 0.0008 in
Spindle Compatibility
65mm / 80mm Trim Routers & Water/Air VFD Spindles (Up to 3kW)
Base Requirements
Solid wood, steel, or aluminum wasteboard (Not included)
Input Power
24V DC, 15A to 20A (Power supply included with kit)
X-Axis Gantry Beam
Construction
Monolithic C-Channel Box Assembly
Core Extrusion
1x 60mm x 90mm (6090) Heavy-Duty Aluminum
Flange Extrusions
2x 30mm x 90mm (3090) Heavy-Duty Aluminum
Reinforcement
60mm x 60mm 90-degree Brackets + Rear Flat Steel Plates
Material Grade
6061-T6 Aluminum (Extrusions), A36 Structural Steel (Plates)
Y-Axis Beds
Frame Extrusions
2x 60mm x 90mm (6090) Aluminum
Base Cross-Braces
Frame Bracing
4x 30mm x 60mm (3060) Aluminum Structural Tie-Bars
Linear Guides
Rail Type
HG15 Hardened Steel Linear Profile Rails
Carriage Type
Recirculating Steel Ball Bearings (Medium Preload)
Rail Lengths
X: 1500mm | Y: 1500mm | Z: 350mm
Rail Layout
X: 2 rails (1 top, 1 bottom) | Y: 1 rail per bed | Z: 2 rails
Ballscrews
Drive Type
Precision Cold-Rolled Ball Screws
X-Axis Ball Screw
SFU1610 (16mm Diameter, 10mm Lead/Pitch)
Y-Axis Ball Screw
SFU1610 Dual-Drive (16mm Diameter, 10mm Lead/Pitch)
Z-Axis Ball Screw
SFU1605 (16mm Diameter, 5mm Lead/Pitch)
Accuracy Class
C7 standard (+/- 50 um / 300mm)
Gantry Plates
Y-Plates (Left/Right)
12mm (0.47 in) Laser-Cut Structural Steel (A36 Grade)
X-Carriage Plate
12mm (0.47 in) Laser-Cut Structural Steel (A36 Grade)
Z-Spindle Plate
12mm (0.47 in) Laser-Cut Structural Steel (A36 Grade)
Motor Platform
NEMA 23 Integrated Closed-Loop System (Model 57-100)
Shaft Diameter
8mm (0.315 in)
Frame size
NEMA 23 (57mm x 57mm Faceplate)
Total Length
100mm (3.93 in)
Holding Torque
3.0 N-m (425 oz-in)
Rated Current
4.2A per phase
Input Voltage
24V DC (Supports up to 50V DC max input)
Encoder Type
Incremental Optical Encoder (Rear-Mounted)
Encoder Resolution
1000 Lines (4000 Counts Per Revolution / CPR)
Logic Signal Voltage
5V Differential (Opto-Isolated inputs)
Microstepping (Default)
1600 Steps/Rev (Set via onboard DIP switches)
Protection Features
Over-current, Over-voltage, Phase-error, Position Tracking Error
Performance Metric
X-Axis
Y-Axis (Dual Drive)
Z-Axis
Maximum Rapid Feed Rate
25,000 mm/min
25,000 mm/min
10,000 mm/min
Maximum Cutting Feed Rate
15,000 mm/min
15,000 mm/min
5,000 mm/min
Nominal Axis Acceleration
1,500 mm/s^2
1,200 mm/s^2
800 mm/s^2
Theoretical Peak Thrust Force
Approx 1,500 N (337 lbf)
Approx 3,000 N Combined (674 lbf)
Approx 2,800 N (629 lbf)*
Positional Accuracy
+/- 0.05mm (+/- 0.002 in)
+/- 0.05mm (+/- 0.002 in)
+/- 0.02mm (+/- 0.0008 in)
Uncompensated Backlash
< 0.03mm (< 0.0012 in)
< 0.03mm (< 0.0012 in)
< 0.015mm (< 0.0006 in)
Microcontroller (MCU)
STM32F446 (32-bit ARM Cortex-M4 running at 180MHz)
Firmware Protocol
grblhal (High-performance multi-axis CNC control engine)
Interface Port
USB Type-C (Buffered, isolated high-speed communication link)
Pulse Frequency
Up to 400kHz step generation rate per axis
Electrical Isolation
Fully opto-isolated I/O blocks (separate logical and high-power zones)
Isolation Voltage: 2.5kV
Spindle Interface Options
1. Analog Output (0-10V DC) for standard VFD control
2. PWM Output (5V/Duty Cycle) for Laser/Spindle controllers
3. Isolated RS485 Modbus Terminal (Direct digital control of modern VFDs)
Sensor/Limit Inputs
Dedicated Opto-Isolated Inputs: X-Limit, Y-Limit, Z-Limit, Probe, Estop
Control Relays
On-board isolated dry-contact relays for Mist Coolant, Flood, and Vac
Expansion Terminals
Support for Handheld MPG Pendants and offline control modules
Due Today (Full Pre-Order Payment) $3,950.00 CAD Base Machine: $3,950.00 CAD