This listing is for a used Allen Bradley SG564163574NZ3RR0K RAM Memory Board.
Removed from a working system and in good condition. See photos for details.

Specifications:

Part No: SG564163574NZ3RR0K

Type: RAM Memory Board

Brand: Allen Bradley

Condition: USED

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This listing is for a USED FANUC A20B-3900-0161.
High-performance memory module with 16MB FROM and 2MB SRAM, designed for FANUC 16i, 18i, and 21i CNC systems. Enhances data access speed and storage capacity for industrial automation.
See photos for details.

Part No: A20B-3900-0161
Type: Memory Expansion PCB
Condition: USED
Memory: 16MB FROM / 2MB SRAM
Compatibility: FANUC 16i / 18i / 21i
Please message us with any questions.

This listing is for a USED FANUC A20B-2902-0020.

Memory module PCB with 4MB DRAM, used in FANUC CNC and automation systems.

See photos for details.

Part No: A20B-2902-0020
Type: Memory Module
Condition: USED
Memory: 4MB DRAM
Form Factor: Single Stick
Application: FANUC CNC Systems
Please message us with any questions.

This listing is for a USED FANUC A20B-2902-0210.

This is a 1MB CMOS SRAM memory module designed for FANUC control platforms. It provides fast, stable data storage for CNC and robotic systems, ensuring reliable performance in industrial automation environments.

See photos for details.

Part No: A20B-2902-0210
Type: Memory Module
Condition: USED
Memory: 1MB SRAM
Design: CMOS
Form Factor: Single Stick
Operating Temp: 0°C to 55°C
Storage Temp: -20°C to 60°C
Humidity Tolerance: ≤95% (non-condensing)
Protection: No corrosive gases
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This listing is for a USED FANUC A20B-2902-0371.
16MB SRAM memory module for FANUC Series 20 CNC systems. Designed for high-speed data access and reliable performance in industrial automation environments.
See photos for details.

Part No: A20B-2902-0371
Type: Memory Expansion PCB
Condition: USED
Memory: 16MB SRAM
Voltage: 5V DC
Please message us with any questions.

This listing is for a USED FANUC A20B-2902-0531.
4MB DRAM memory expansion PCB for FANUC Series 20 CNC systems. Used to enhance processing capabilities in industrial automation and robotic control environments.
See photos for details.

Part No: A20B-2902-0531
Type: Memory Expansion PCB
Condition: USED
Memory: 4MB DRAM
Compatibility: FANUC Series 20
Please message us with any questions.