0 – 15 Volt AC PanaviewAnalog Panel MeterDirect Read Panaview Panel MeterRange: 0-15 Volt AC with 250 mV DivisionsMeter Input: Screw TerminalsNon-Linear ScaleScale Arc: 90 DegreeAccuracy:+/-2% Full ScaleType: Retcifier TypeResistance: 15,000 ohmPanel Meter Mounts in ~ 2.75″ Diameter Round Hole.Dimensions: ~ 4.68″ Horizontal x 4″ Vertical x Overall Depth: 2.54″Mounting Studs Center to Center are 4″ Horizontal & 3.56″ VerticalBocatech, IncBT4ACP28