HP J9538A ProCurve 8 Port 10GbE SFP+ v2 5400zl 8200 ZL Expansion Module HP J9538A ProCurve 8 Port 10GbE SFP+ v2 5400zl 8200 ZL Expansion Module 90-Day WARRANTY FROM 4YOURBUSINESS & Lifetime from HP. 100% Satisfaction Guarantee IN STOCK.