Description
FANUC A06B-6122-H075 – Spindle Amplifier Module (SPM-75HVi) – Description
The FANUC A06B-6122-H075 is a high-power ALPHA i Spindle Amplifier Module (SPM-75HVi) used in FANUC CNC machining systems. It is designed to control large-capacity spindle motors with high precision, ensuring stable speed regulation, strong torque output, and reliable performance in heavy-duty industrial applications.
This module is part of the advanced FANUC A06B-6122 spindle amplifier series, widely used in CNC milling, turning, and high-performance machining centers. It operates on 400V class industrial power systems and is engineered for continuous operation in demanding production environments where stability, accuracy, and durability are essential.
The H075 variant is typically associated with high-capacity spindle applications (around 75 kW class), making it suitable for large machine tools and heavy machining loads.
Key Features
- Original FANUC ALPHA i Spindle Amplifier Module
- Model: SPM-75HVi (H075 series)
- High-power spindle drive for industrial CNC systems
- Precise spindle speed and torque control
- Designed for heavy-duty continuous machining
- Robust protection and thermal design for long service life
Applications
- Heavy-duty CNC machining centers
- Large milling and turning machines
- Industrial automation and production lines
- FANUC CNC systems (0i / 16i / 18i / 21i / 30i series)
Benefits
- Handles high spindle loads with stability
- Improves machining accuracy under demanding conditions
- Reduces downtime with reliable industrial design
- Built for long-term continuous operation
Product Type
- CNC Spindle Amplifier Module (High Power)

