Features:

• Excellent noise immunity with specialized sensor IC

• Long life cycle, reliable performance, economical, and easy-to-install

• Built-in surge protection circuit

• Built-in overcurrent protection circuit (DC 2-wire, DC 3-wire types)

• Built-in reverse polarity protection circuit (DC 3-wire types)

• Operation indicator (red LED)

• IP67 protection structure (IEC standard)