Watsco EAC-8000 Linebacker Phase Protector Used This is a used Watsco Components Inc. Linebacker Phase Protector. Model#: EAC-8000 Voltage Range: 190-610VAC Frequency: 50-60Hz Control Voltages: 18-288VAC Monitors under/over voltage Phase loss/reversal Auto anticipator Lockout timers Auto/Manual reset This unit has a bit of plastic broken off of one corner. This can be seen in the images. GIBUYS Item No 6452