The U.S. aircraft register, updated daily
Parts

Dual Amperemeter

No failure report names the dual amperemeter. 1 FAA approvals let 1 company make a replacement dual amperemeter, Rogerson Kratos holding the most (1).

Approved replacement parts 1 parts manufacturer approvals

A parts manufacturer approval (PMA) lets a company other than the aircraft's maker make a dual amperemeter and sell it as an approved part for the models named. These are the companies holding such approvals for a dual amperemeter:

For these models most: Messerschmitt-Bolkow-Blohm BK 117 (1).

MakerPartReplacesFitsGrantedStatus
Rogerson KratosDual Amperemeter 200A 117-902061117-902061Eurocopter Deutschland BK117 (C-1, C-2)2002-05-14current

Sources: the FAA's service difficulty reports since 1995 (a report is a part that failed and was fixed, as filed by an airline, repair station or owner; the count shows reporting as much as reliability) and the parts manufacturer approvals in the FAA's Dynamic Regulatory System. The part name is the reporters' and the approval holders' own words, reduced to the first plain words so that spellings meet.