Description
The A20B-3900-0040 is a 12M DRAM module for Fanuc Series 16i/18i/21i-Model A CNC controls. It provides working memory for the CNC CPU card.
- Part number: A20B-3900-0040
- Series: Fanuc 16i/18i/21i-Model A
- Type: CNC DRAM memory module
- Capacity: 12M
- Availability: New, used and refurbished — tested before dispatch
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