Keystone’s 480V to 277V Step-Down Auto-Transformers are designed to step down 480V to 277V single-phase power. These transformers enable consumers to utilize common universal voltage (120-277V) electronic ballasts in applications where the main...

Key Features Maximum power - 375VA Input Frequency - 60 Hz Power Consumption - No load <11W Input Wires - 14" #14AWG Red, Yellow, White Output Wires - 14" #14AWG Black,...