"🔹 Siemens Contactor 3RT2037-1NB30 Application: Motor switching AC-3 Current: 65 A Motor Power: 30 kW / 40 HP AC-1 Current: 80 A Coil Voltage: (20 – 33)V AC/DC Auxiliary Contacts: 1 NO + 1 NC Description (EN): The Siemens 3RT2037-1NB30 contactor is designed for high-reliability motor switching applications. It supports motors with power up to 30 kW (40 HP) and can handle currents up to 65 A (AC-3) and 80 A (AC-1). Featuring a coil rated at (20 – 33)V AC/DC and built-in auxiliary contacts (1 NO + 1 NC), this compact device is ideal for use in industrial control panels and automation systems."