The 286566-01 is an Overspeed Detection Module manufactured and designed by Bently Nevada as a part of 3500/54M Series used in overspeed detection applications.
The 125840-01 is a High Voltage AC Power Input Module manufactured and designed by Bently Nevada as a part of 3500/15 Series used in Machinery Protection System.
The IPC 704 signal conditioner is normally mounted in an ABA... type industrial polyester enclosure for environmental protection against dust, oil and water jets.
The IS220PCLAH1A is a core analog I/O module manufactured and designed by General Electric. It is a part of the Mark VIe series used in distributed control systems.