For HP Connecting PCA Duplex Models RM2-7510 RM2-7510-000CN RM2-7510-010CN
For Use In: HP LaserJet Managed E40040dn. HP LaserJet Pro 400 M401dn. HP LaserJet Enterprise M406dn. HP LaserJet Managed MFP E42540f. HP LaserJet Enterprise MFP M430f. HP LaserJet Pro 4001dn Printer. HP LaserJet Pro 4001dne Printer.