Description
The FANUC A20B-3300-0313 is a high-precision Spindle Sensor Circuit Board engineered for seamless integration into FANUC CNC machining centers. Manufactured in Japan, this OEM component ensures accurate rotational feedback and velocity control for Alpha i and Beta i series spindle motors. Designed to meet strict Original Engineering standards, it eliminates signal degradation in high-vibration industrial environments.
Technical Specifications
Manufacturer: FANUC Corporation
Part Number: A20B-3300-0313
Component Type: Spindle Encoder / Sensor Circuit Board
Country of Origin: Japan
Input Voltage: 5V DC ± 5%
Signal Output: Quadrature pulse via proprietary FANUC interface
Operating Temperature: 0°C to 55°C
Storage Temperature: -20°C to 60°C
Relative Humidity: 10% to 75% (non-condensing)
Weight: 0.12 kg
Dimensions: 90mm x 70mm x 15mm
Mounting Configuration: Direct spindle motor housing mount with Ø 4mm through-holes
Connection Type: High-density multi-pin header
Industrial Application
This circuit board is critical for high-speed CNC milling and turning operations where exact spindle positioning and rigid tapping are required. By providing real-time rotational data to the CNC control unit, the A20B-3300-0313 prevents tool breakage and surface finish irregularities during heavy cutting cycles. It is specifically utilized in aerospace and automotive parts manufacturing where micro-level machining tolerances are non-negotiable.
Lifecycle and Integration
Technical Compatibility extends across FANUC Series 16i, 18i, 21i, and 30i CNC systems. Utilizing this genuine replacement part guarantees optimal machine uptime and restores factory-level precision. We maintain a streamlined supply chain to minimize Lead Time for critical breakdown situations, ensuring your production facility resumes operations without extended delays.
Key Attributes
Place of Origin: Japan
Model Number: A20B-3300-0313
Brand Name: FANUC
Certification: Ce
WARRANTY: 1 YEAR
Condition: 100% Original
Packaging and Delivery
Selling Units: Single item
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