QSH2175 - 175 Amp Circuit Breaker

QSH2175 - 175 Amp Circuit Breaker

When you need dependable and efficient protection for your electrical circuits, the QSH2175 2-pole circuit breaker delivers precisely that. Designed to handle 175 amps and interrupt fault currents up to 42,000 amps at 120/240 volts, this breaker ensures your system stays safe from overloads and short circuits. With a thermal magnetic trip mechanism, it responds quickly to electrical issues, helping you avoid costly damage and downtime. Its compact height of 7.88 inches and lightweight 2.13-pound design make installation straightforward, fitting perfectly in panels with the QSHH frame. Plus, it supports a wide wire range from #3 to 300 kcmil copper or aluminum, making it flexible for a variety of setups.

Key Features and Benefits

• High Interrupt Capacity: Rated for 42kA at 120/240VAC, providing strong protection against electrical faults.
• 175 Amp Rating: Supports medium to high-demand circuits with ease.
• Thermal Magnetic Trip: Quickly reacts to overloads and short circuits for enhanced safety.
• Broad Wire Compatibility: Accepts copper or aluminum wiring from #3 up to 300 kcmil, offering versatile installation options.
• Compact and Lightweight: Easy to install and fits QSHH frame panels seamlessly.

Technical Specifications

• Poles: 2
• Ampere Rating: 175A
• Interrupting Capacity (A.I.C.): 42,000 amps at 120/240 volts AC
• Dimensions: Height 7.88 inches
• Weight: 2.13 lbs
• Frequency: 60Hz
• Type: HACR Thermal Magnetic Circuit Breaker
• Wire Range: #3 to 300 kcmil, copper or aluminum

Material Compliance and Certifications

• Industry Standards: This circuit breaker is HACR-rated and complies with industry standards for safety and performance, designed to operate reliably at 40°C ambient temperature.
• Thermal Magnetic Mechanism: Meets rigorous testing requirements to ensure consistent protection and durability.

Where It Works Best

• Ideal for residential and commercial electrical panels that require medium to high amperage protection, the QSH2175 fits perfectly in HVAC systems, machinery controls, and other demanding applications. If you’re upgrading or maintaining your electrical infrastructure, this breaker is built to keep your system stable and secure.