The Square D HDA36125 3 Pole 125 Amp 600 Volt I-Line PowerPacT Circuit Breaker is a reliable and durable electrical component designed for industrial and commercial applications. With a maximum amperage of 125A and voltage rating of 600V, this circuit breaker is suitable for heavy-duty power distribution systems. The I-Line mounting style allows for easy installation and maintenance, while the analog/mechanical control style ensures precise operation. This product is a dependable choice for businesses seeking efficient and safe electrical equipment and supplies.