The H311503 is an unbranded 4-pole contactor, functionally equivalent to the ABB AF09-40-00-13. This industrial-grade contactor features 4 normally open (NO) main contacts and is equipped with a versatile 100-250V AC/DC wide operating voltage coil, making it suitable for a broad range of industrial control applications. It is designed for controlling power circuits up to 690V AC or 220V DC, with an AC-3 rated operational current of 9A at 400V and an AC-1 rated operational current of 25A at 690V. Its robust design ensures reliable performance for motor control and general resistive loads in various machinery.