Fanuc A20B-3900-0072/01A Memory Module

High-reliability memory module for Fanuc CNC systems, used for storing part programs, parameters, and control system data. Designed for long-term use in harsh industrial environments. Part Number: A20B-3900-0072/01A Type: Memory Module Function: Program and data storage for CNC control systems Memory Type: SRAM (battery-backed) or Flash (model dependent) Form Factor: PCB plug-in module Voltage Requirement: 5V DC (via system backplane) Interface: Proprietary Fanuc bus connector Mounting: Slots into control rack inside CNC unit Typical Use: Stores NC part programs, machine parameters, and diagnostics Compatibility: Designed for specific Fanuc Series controls (confirm with machine model) Manufacturer: Fanuc Application: CNC lathes, mills, EDMs, and robotic systems Please review pictures carefully and let us know if you have any questions!

Condition: Used

Weight:   0.10

Depth:   6.00

Length:   16.00

Width:   10.00

SKU:   2688 4.S8.9.4C