QBHW1020S - 20 Amp Circuit Breaker

QBHW1020S - 20 Amp Quicklag Thermal-Magnetic Circuit Breaker

Keep your electrical system safe and efficient with the Eaton QBHW1020S 20A Quicklag thermal‑magnetic circuit breaker, engineered for industrial and commercial duty. Designed to interrupt dangerous excess currents instantly, this single‑pole breaker offers flexible performance across 120V, 208V, and 240V systems. With a high interrupt rating of 22 kAIC and a built‑in shunt trip feature, it provides extra protection by allowing for remote tripping under emergency conditions. Built to last, easy to install, and compliant with top safety standards, this circuit breaker gives you peace of mind for demanding electrical installations.

Key Features and Benefits

• Versatile Voltage Compatibility: Works across 120V, 208V, and 240V setups—ideal for many industrial, commercial, or multifamily applications.
• Shunt Trip Option: Lets you trigger the breaker remotely in critical or unsafe conditions, adding a safety layer when supervision is remote.
• High Interrupt Capacity: 22 kAIC interrupt rating handles high fault currents, making this breaker suitable for heavier load centers.
• Secure Mounting: Bolt‑on installation ensures a solid fit—less worry about vibration or loosening in harsh environments.
• User‑friendly Design: Thermal‑magnetic trip mechanism responds quickly to overloads or short circuits due to heat or sudden surge.

Technical Specifications

• Amperage Rating: 20 Amps
• Voltage Ratings: 120 V, 208 V, 240 V
• Number of Poles: Single‑Pole (1‑Pole)
• Trip Type: Thermal‑Magnetic
• Interrupting Rating: 22 kAIC
• Mounting Style: Bolt‑On
• Dimensions (L × H × W): Approximately 3.9 in (depth) × 4.8 in (height) × 2 in (width)
• Weight: About 0.6 lb

Material Compliance and Certifications

• This Eaton QBHW1020S breaker is UL Listed and CSA Certified, meeting essential electrical safety standards in North America. It’s manufactured with high‑quality materials that withstand heat, vibration, moisture, and general wear and tear. The internal parts are constructed to maintain integrity under thermal stress and electrical overload, while the outer housing resists corrosion and physical impact.

Where It Works Best

• This circuit breaker is a great match for electrical contractors, facility managers, and electricians who need reliable protection in new construction or retrofits—whether in factories, large commercial buildings, data centers, or other high‑capacity environments. It performs especially well where high fault current potential exists, or where safety demands remote shut‑off capability. If you’re upgrading panels, protecting critical equipment, or ensuring code compliance in demanding electrical settings, the QBHW1020S is a smart choice.