Posted 9/8/2025 12:23 (#11358538 - in reply to #11358343) Subject: RE: Brown box question in a JD 60 series combine
SW MN
The very first brown boxes were 4/5 can voltage, not many of those around, then after that they were universal and could work on both 4/5 and 2.5 volt cans. Yes newer brown box or even better 2600 or newer.