The AC 422/ 423/ 424/ 425 MULTI series is composed of automatic palletizers with fixed pallet, 90° layer transfer and high level infeed conveyors. The system can be supplied with single (HS 1), double (HS 2) or triple infeed (HS 3). The layer forming device can be fitted with single (HS), or double pusher (HSD), with blocks BLOCKS) or with robots (M 1, M 2). This machine type is ideal for the simultaneous palletization of cases and bundles on distinct pallets (up to five different products) for a medium-speed production. Maximum flexibility in palletizing up to five different products while maintaining high speed performance.