0 – 100 Ampere AC Analog Panel Meter, 4.5 InchProduct Details:Window Mount Panel MeterCurrect Transformer Required (NOT Included)Meter Movement: 0-5 AmpType: Moving IronMeter Scale Non-Linear: 0-100 Amp DC with 2 Amp DivisionsScale Arc: 90 DegreeMeter Input: Screw TerminalsPanel Meter Mounts in ~ 2.66″ Diameter Round Hole.Dimensions: ~ 5.15″ Horizontal x 4.2″ Vertical x Overall Depth: 2.4″Bocatech, IncBT4WACA100