Lincoln Flex Feed 84 Single or Dual Control Box, U I K5004 1 Adapter Kits The innovative AC Auto Balance® 9SG4435 1 The innovative AC Auto Balance® feature automatically determines the optimal mix of cleaning action and penetration when welding aluminum materials Lincoln M12283 3 SCR Lincoln Flex Feed 84 Single or Dual Control Box capacity Gun adapters provide superior electrical connections reducing voltage drops and simplifying connections Wire drive circuit board is encapsulated for maximum protection from the elements Superior process control Digital preset for voltage and wire feed speed Save repeated procedures in up to four user memories Process limits can be set and passcode secured Displays actual voltage and current while welding Safety with every process Single wire drive model feeders can be ordered with an electrically isolated stud for arc gouging operations Dual wire drive model can be ordered with a Power Path contactor that electrically isolates the non active wire drive and gun User selectable wire retract function physically retracts the wire back into the nozzle to prevent operator injury Advanced MaxTrac wire drive design Rugged cast aluminum feed plate protects wire and ensures consistent wire feeding Patented tool less drive rolls make adjustments and maintenance quick and easy Patented tool less split wire guides ensure uninterrupted feed and prevents birdnesting Modular design provides flexibility of configurations Configure for single