Square D QOB220VH1021 20A 2-Pole 220 V Circuit Breaker

Square D QOB220VH1021 is a dependable 20A, 2-pole, 220V circuit breaker designed for compatibility with Square D panels that accept QOB-type devices. Part Number QOB220VH1021, this breaker delivers precise, reliable protection for high-load 220V circuits in residential, commercial, and light industrial settings.

• 20 Amp, 2-Pole protection – safeguards both legs of a 220V circuit, ideal for equipment like motors, pumps, and other 220V appliances.
• Thermal-magnetic trip mechanism – quickly responds to overloads and short circuits to prevent wiring damage and fire risk.
• QOB-series compatibility – engineered to fit Square D panels designed for QOB breakers, ensuring a secure, code-compliant installation.
• UL-listed safety – built to meet industry standards, providing reliable protection and long-term performance.
• Simple installation in compatible panels – designed for straightforward replacement within supported Square D panels, minimizing downtime.

Use cases and practical considerations

• Protect 220V circuits in HVAC equipment, pumps, compressors, or other high-load devices commonly found in workshops and small commercial spaces.
• In new installations or panel upgrades, choose a 2-pole 20A breaker like QOB220VH1021 to ensure balanced, safe protection for dual-feed circuits.
• Wiring guidance: for most 20A circuits, 12 AWG copper conductors are standard; always follow local codes and the breaker's installation guidelines.
• Compatibility reminder: verify that your panel explicitly accepts QOB-type breakers to maintain correct protection and warranty coverage.

Choosing the Square D QOB220VH1021 means selecting a trusted, purpose-built solution for 220V circuits that demands reliable interruption protection and seamless integration with established Square D electrical systems. This part number keeps your panel aligned with recognized safety standards while delivering consistent performance when you need it most.