GE Fanuc A16B-1212-0100-01 CNC Power Supply Unit

The A16B-1212-0100-01 is a CNC system power supply module designed for GE Fanuc Series 0-C, 0-F, 00-C, and 0-Mate C/F control architectures. Designated as the Power Supply A1 unit, it draws an AC input of 200–240 V at 7.5 A to deliver regulated DC voltages across the CNC control rack backplane. This unit directly supersedes the earlier A16B-1212-0100 revision.

System Integration & Power Conditioning

Functioning as the primary power conversion unit for compatible GE Fanuc CNC chassis, the module steps down and stabilizes incoming multi-phase AC power. It feeds regulated DC power logic rails that energize main CPU boards, memory cards, axis control modules, and peripheral interface units.

The integrated input circuitry accommodates standard industrial 200–240 VAC supply voltages. Built-in power protection circuits safeguard sensitive digital components against voltage fluctuations, transient noise, and load changes during intense machine tool movements.

Compatibility & Replacement Details

This PCB power assembly is constructed for direct slot installation into targeted Fanuc Series 0 variant card cages. Operating as an updated functional drop-in replacement for the base A16B-1212-0100 model, it allows straightforward swapping without requiring wiring harness or backplane back-plane modifications.

Frequently Asked Questions

Q: Can the A16B-1212-0100-01 directly replace an older A16B-1212-0100 unit?

A: Yes, the A16B-1212-0100-01 serves as a direct functional and physical replacement for the earlier A16B-1212-0100 power supply board.

Q: What input AC voltage range is required for the A16B-1212-0100-01?

A: The module accepts an AC input range of 200–240 VAC with an input current rating of 7.5 A.