Oukeda NEMA 34 Stepper Motor and Driver Kit 4.5Nm/8.5Nm/12Nm 1.8deg Keyway 86mm
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Oukeda NEMA 34 Stepper Motor 4.5Nm/8.5Nm/12Nm 1.8deg 2.5V 6A Keyway 86mm
| NEMA 34 Stepper Motor Specifications | |||
|---|---|---|---|
| Specification | 4.5Nm | 8.5Nm | 12Nm |
| Electrical Specification | |||
| Holding Torque | 4.5Nm | 8.5Nm | 12Nm |
| Number of Phase | 2 | 2 | 2 |
| Step Angle | 1.8°±5% | 1.8°±5% | 1.8°±5% |
| Rated Voltage | 2.5VDC | 2.5VDC | 2.5VDC |
| Rated Current/phase | 6.0A | 6.0A | 6.0A |
| Phase Resistance | 0.48Ω±10% | 0.7Ω±10% | 0.7Ω±10% |
| Inductance | 3.5mH±20% | 5.8mH±20% | 5.8mH±20% |
| Insulation Class | Class B | Class B | Class B |
| Insulation Resistance | 100MΩ min. | 100MΩ min. | 100MΩ min. |
| Physical Specification | |||
| Frame Size | 86×86mm | 86×86mm | 86×86mm |
| Body Length | 78mm max | 118mm max | 118mm max |
| Shaft Diameter | Φ14mm | Φ14mm | Φ14mm |
| Shaft Length | 32mm | 32mm | 37mm |
| Mounting Holes | 4-Φ6.5mm | 4-Φ6.5mm | 4-Φ6.5mm |
| Mounting Hole Spacing | 69.58mm | 69.58mm | 69.58mm |
| Lead Length | 1000mm | 1000mm | 1000mm |
| Lead Wire | AWG18 | AWG18 | AWG18 |
| Weight | Approx.2.3kg | Approx.3.8kg | Approx.4.5kg |
| Connection | |||
| A+ | Black | Black | Black |
| A- | Green | Green | Green |
| B+ | Red | Red | Red |
| B- | Blue | Blue | Blue |
| Available Options | |||
| Option 1 | 4.5Nm - 32mm Shaft | ||
| Option 2 | 8.5Nm - 32mm Shaft | ||
| Option 3 | 12Nm - 37mm Shaft | ||
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Digital Stepper Driver OK2D872 1.4-5.6A 24-110VDC,18-80VAC for NEMA 23 NEMA 24 NEMA 34 Stepper Motor
The OK2D872T is a digital two-phase stepper driver based on a 32-bit ARM processor. It includes configurable DIP switches for micro-step, current, and auxiliary function settings. Internal control algorithms support parameter self-tuning and subdivision.
Features:
32-bit ARM processor control
DIP switch configurable: micro-step, current, auxiliary functions
Parameter self-tuning for various motor types
Subdivision control for low-speed operation
Current vector control
Single or double pulse control mode selectable
Motor position memory
Differential optocoupler input isolation, compatible with 5V–24V
Overcurrent and overvoltage protection
Automatic pulse edge counting selection
Green LED: operation / Red LED: protection or offline
SW1–3 current settings per table;
Electrical Specifications:
Output peak current: 1.4–5.6A
Input voltage: 24–110VDC, 18–80VAC
Pulse input frequency: 0–200kHz
Overcurrent protection: 6A ±10%
Overvoltage protection: 50VDC
Default communication rate: 57.6kbps
Dimensions: 19.5 × 60 × 96mm
Weight: Approx. 280g
Operating Environment:
Cooling: Natural or forced
Humidity: 40%RH–90%RH
Operating temperature: 0°C to 70°C
Vibration: 10–55Hz / 0.15mm
Storage temperature: –20°C to +80°C
Environment: Avoid dust, oil fog, and corrosive gases
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Install Picture:(unit: mm [1inch=25.4mm])

| Electrical Specification | |
|---|---|
| Bipolar/Unipolar | Bipolar |
| Rated Current (A) | 0.6 |
| Step Angle(°) | 1.8 |
| No. of Phase | 2 |
| Phase Voltage(V) | 2.5 |
| Physical Specification | |
| Body Length(mm) | 78 / 118 |
| No. of Lead | 2 |
| Shaft Diameter(mm) | 14 |
| Shaft Length(mm) | 32 / 37 |
| Shaft Type | Keyway |
| Single Shaft/Dual Shaft | Single Shaft |







