Modular design provides up to 9 feed stations in the 7102 Series and up to 17 in the 7102XT Series, with high-capacity feeders, and a standard capacity of up to 1,500 sheets. Standard feeder combinations for each system include: one 1,000-sheet feeder, one 500-sheet and one 1,000-sheet feeder, or three 500-sheet feeders. The top-loading envelope hopper on the 7102 Series holds up to 400 #10 envelopes, while the 7102XT Series holds up to 800 #10 envelopes.