·Wide AC input range up to 280VAC

·Wide operating temperature

·Applicable to severe working condition

·Built-in lightningproof 3000A (8/20us)

·AC input failure signal (option)

·Protections: overload/ over voltage/ short circuit/

    over temperature (HF300W-ST/DT, HF400W-ST/DT)

·5 years limited warranty