Product Type | PCIe Expansion Node |
Form Factor | Modular Node for Flex System |
Compatible System | IBM Flex System Enterprise Chassis |
Weight | 5.6 kg |
Power Requirements | Supplied by host chassis |
TAA Compliant | Yes |
IBM Flex System PCIe Expansion Node by Lenovo (81Y8983)




Key Benefits

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- Ideal for enterprises requiring scalable PCIe expansion within a Lenovo Flex chassis
- Complies with TAA regulations, making it suitable for government procurement
- Compact design allows dense installation in space-constrained data centers
Product Overview
The IBM Flex System PCIe Expansion Node (81Y8983) is designed to extend PCIe connectivity within Lenovo's Flex System. Measuring 8.5" x 2.2" x 19.3", this compact, rack-ready expansion platform is TAA-compliant and manufactured in Mexico. Ideal for government and enterprise use, it complements Flex infrastructure when additional PCIe hardware is required. Note: Limited embedded specifications are available; reference Lenovo technical documentation for full deployment requirements.
Specifications
Product Overview
Physical & Environmental
Width | 8.5 in (216 mm) |
Depth | 19.3 in (490 mm) |
Height | 2.2 in (56 mm) |
Operating Temperature | 10°C to 35°C (50°F to 95°F) |
Non-operating Temperature | -40°C to 60°C (-40°F to 140°F) |
Operating Humidity | 8% to 80% (non-condensing) |
Non-operating Humidity | 5% to 95% (non-condensing) |
Cooling | Passive (cooled by chassis) |
Cloud Management & Licensing
Management Interface | Managed via host Flex System Compute Node |
Remote Management | Requires integration with Flex System CMM (Chassis Management Module) |
Cloud Integration | Not applicable |
Licensing | No separate licensing required |
Wireless Features
Integrated Wi-Fi |
Interfaces
Supported Interface | PCI Express Gen2 x16 |
Expansion Slots | 2 x PCIe Gen2 full-height, half-length slots |
Slot Mechanical Size | x16 mechanical |
Power to Slots | Up to 75W per slot |
Compliance & Origin
Country of Origin | Mexico |
Certifications | TUV, UL, CE, FCC Class A, ICES-003, VCCI |
RoHS Compliance | Yes |
WEEE Compliant | Yes |
Advanced Security Features
Tamper Detection | No |
Hardware Security Module (HSM) | No |
Physical Lock Support | Not supported |