Siemens BQH120 - 20A, 1-Pole, Circuit Breaker

Siemens BQH120 — a rugged 20A, 1-Pole circuit breaker engineered for dependable overcurrent protection in demanding electrical systems.

With its 1-Pole design, the BQH120 offers flexible integration across panelboards, switchboards, and control panels, enabling precise protection where you need it most in industrial, commercial, and OEM environments.

• Current rating: 20A
• Poles: 1-Pole
• Breaker type: Circuit Breaker
• Applications: Distribution panels and motor control centers in industrial, commercial, and OEM settings

What makes the BQH120 stand out is its focused protection for feeders and critical loads, interrupting fault currents quickly to reduce equipment damage and downtime. This Siemens breaker emphasizes safe operation in distribution panels and motor control centers, helping facilities stay productive and compliant.

Ideal for:

• Industrial facilities needing reliable overcurrent protection in panelboards and switchboards
• Commercial installations requiring straightforward, 1-pole protection
• OEM equipment builds where a dependable 20A circuit-breaker is essential for safety and performance

Practical deployment tips:

• Ensure the 20A rating matches the current draw of the protected circuit.
• Use in applications where only one circuit requires protection and space or simplicity is a priority.
• Pair with compatible Siemens protection devices to create a cohesive, safe electrical distribution strategy.