Square D 175-A QOM2175VH 2P 120/240 Main Circuit Breaker

The Square D 175-A QOM2175VH 2P 120/240 Main Circuit Breaker is a dependable, hard-working main protection device designed to keep electrical distributions running smoothly in demanding environments. Built by Square D, it’s positioned as a trusted solution for panel upgrades, retrofit projects, and maintenance replacements where reliability matters most.

Key strengths of this main breaker include its robust two-pole design for 120/240 V service and a high-capacity 175 A rating, making it well-suited for larger loads in industrial, commercial, and high-demand residential applications. Whether you’re coordinating a panel modernization or stocking spares for field service, this breaker delivers the consistency and protection you need.

Why choose the Square D 175-A QOM2175VH

• 2-pole, 120/240 V operation — ideal for main service in wide-ranging panels and configurations
• 175 A main rating — supports substantial loads while providing reliable overcurrent protection
• QOM-style compatibility — a solid match for Square D QOM panels and retrofit projects
• Designed for service work — a practical choice for electricians, panel builders, and MRO teams who need trusted components for repairs and upgrades
• Versatile across environments — suitable for industrial, commercial, and demanding residential electrical distributions
• Stockable spare — keep a reliable main breaker on hand to minimize downtime during maintenance and replacements

Designed to simplify panel upgrades, retrofits, and maintenance replacements, this main breaker helps you protect circuits, prevent equipment damage, and keep critical electrical systems online. Its proven Square D engineering offers dependable performance in the field, so you can focus on getting the job done safely and efficiently.

Practical use scenarios include upgrading aging panels to handle higher loads, retrofitting existing infrastructure to meet current codes, or supplying maintenance crews with a dependable spare to reduce downtime on service calls. Ideal for professionals who value consistency, ease of replacement, and durable protection in one compact unit.

Before installation, verify compatibility with your specific Square D panel model and follow all applicable electrical codes and safety practices. This main circuit breaker is the right choice when you need a reliable, purpose-built solution for 2P 120/240 V service with a 175 A capacity.