Siemens Q290 - 90 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Siemens Q290 is a 90A, 240V, 2-pole plug-in molded case circuit breaker engineered to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Its fast plug-in connection simplifies installation and replacement, making maintenance in electrical rooms smoother and faster.

Why the Siemens Q290 stands out

• Fast plug-in connection supports rapid installation and effortless replacements, reducing downtime on service calls or panel upgrades.
• Thermal-magnetic trip unit provides stable, repeatable protection against overloads and short circuits, helping to safeguard wiring and connected devices.
• OEM panel compatibility designed to pair with matching Siemens load centers and panelboards, ensuring a clean fit, reliable operation, and consistent performance.
• Versatile application suitable for residential, commercial, and light industrial environments where reliable protection matters.

What problems it solves

• Prevents damage from overcurrent events by interrupting fault currents before wiring and equipment are harmed.
• Minimizes downtime with a plug-in design that makes upgrading or replacing a breaker quicker and more straightforward.
• Provides predictable protection characteristics across varying loads, helping electrical systems stay within safe operating conditions.

Ideal use scenarios

• New panel installations in homes or small businesses where a robust, plug-in 2-pole solution is needed.
• Panelboard or load center upgrades, replacements, or service upgrades requiring a reliable Siemens component.
• Maintenance-friendly setups in commercial or light industrial spaces that demand quick-turnaround circuit protection.

Technical snapshot

• Manufacturer: Siemens
• Part Number: Q290
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 90A
• Voltage Rating: 240V
• Number of Poles: 2
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

With the Siemens Q290, you gain a dependable, code-compliant protection device that fits seamlessly into Siemens-compatible panelboards and load centers. It’s a practical choice for professionals looking to ensure consistent protection, straightforward installation, and long-term reliability across a range of electrical environments.