Models 77, 41, 42, 85 and 86 are direct reading ammeters with white lettering on a black background for maximum readability. Supplied with a flush mounted, polished rim cases which fit 2 1/16th" hole diameter. U-clamp mounting for insertion into a panel.

DC Amp Ranges:
41 : 20/0/20
42: 30/0/30
77: 60/0/60
85: 50/0/80
86: 100/0/100