The M-2278 is an adapter panel which, when combined with the M-2001 Series Digital Tapchanger Control, provides convenient direct replacement for Allis-Chalmers surface-mount LTC transformer controls. The M-2278 is designed to mount against a flat surface using four screws and includes a front door hinge for easy replacement of the control panel.

• Connects easily to the M-2001 Series Digital Tapchanger Control using mounting screws and 24-pin connector
• Provides direct mechanical replacement of Allis-Chalmers surface-mount LTC transformer controls
• Provides built-in CT shorting protection when the M-2001 Series Digital Tapchanger Control is removed