GE A02B-0120-B513 Series 16-MA Backplane

The A02B-0120-B513 from GE Fanuc functions as a Series 16-MA 6 slot backplane for CNC control systems. It provides the interconnection foundation for processor, I/O, and axis control modules. This backplane distributes power and communication signals across all installed boards. Industrial facilities depend on its reliable architecture for stable CNC system operation.

Technical Specifications & Hardware Details

Specification	Detail
Manufacturer	GE Fanuc
Model Number	A02B-0120-B513
Category	Series 16-MA 6 Slot Backplane
Number of Slots	6 expansion slots
Weight	Approximately 1.20 kg (2.65 lbs)
Dimensions (H x W x D)	12.0 in x 8.5 in x 2.0 in (305 mm x 216 mm x 51 mm)
Interface	Gold-plated edge connectors for module insertion
Component Count	Single-unit assembly with passive backplane and mounting rails
Energy Storage	None (Passive interconnect only)

Backplane Architecture and Signal Distribution

The A02B-0120-B513 features a passive backplane design for reliable signal integrity. It distributes power and data signals to all six module slots simultaneously. You can install processor, I/O, and axis control boards in any available slot configuration. Furthermore, the design includes dedicated power planes that minimize voltage drop across the backplane. This distribution ensures stable operation of all connected modules.

Physical Construction and Mounting Configuration

This backplane assembly features a rugged construction designed for CNC cabinet mounting. Its six slots accommodate standard Series 16-MA modules with precise alignment. The A02B-0120-B513 includes mounting flanges for secure installation in control enclosures. You can install this backplane without special tools or complex mounting procedures. The board layout separates power, data, and control signals for noise immunity.

System Integration and Module Compatibility

The backplane serves as the foundation for building complete Series 16-MA CNC systems. It supports processor modules, axis control cards, and I/O boards within a compact footprint. The A02B-0120-B513 works alongside power supplies and operator interfaces for full system functionality. For similar industrial applications, static trip units and protective relays use comparable backplane architectures. However, this backplane specifically addresses system interconnection requirements within the GE Fanuc Series 16-MA ecosystem. Facilities rely on it for organizing CNC control components in machine tool applications.