Mega F-520LR The robust, stainless steel Mega F-520 vacuum packer is standard equipped with a Busch vacuum pump. This machine is ETL listed and complies with UL, CSA and CE standards. Mega F-600F The robust, stainless steel Mega F-600 vacuum packer is standard equipped with a Busch vacuum pump. This machine is ETL listed and complies with UL, CSA and CE standards. Mega F-880 The robust, stainless steel MEGA F-880 vacuum packaging machine has a specific construction of both the lid and the work plate. This results in longer seal bars compared to other series. This floor model is standard equipped with a Busch vacuum pump and complies with CE and ETL standards. Mega F-940 The robust, stainless steel Mega F-940 vacuum packaging machine is standard equipped with a Busch vacuum pump, a transparent lid and 2 seal bars. This machine is ETL listed and complies with UL, CSA and CE standards.