Siemens B290HH - 90 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Protect electrical systems with precision using the Siemens B290HH 90A, 240V, 2-pole bolt-on molded case circuit breaker. Built to handle branch-circuit overcurrent and short-circuit events, it’s a dependable choice for panelboards and load centers in homes, offices, and light industrial settings.

Why this breaker stands out

• Secure bolt-on mounting delivers a rigid, vibration-resistant bus connection that stays tight even in demanding environments.
• Thermal-magnetic trip unit provides stable, repeatable protection by reacting to both sustained overloads and instantaneous short circuits, reducing nuisance trips.
• OEM-ready compatibility designed to pair with matching Siemens OEM loadcenters and panelboards for a clean, code-compliant installation.
• 2-pole, 90A at 240V configuration fits standard residential, commercial, and light industrial distribution schemes.

This unit is ideal for protecting branch circuits where reliable interruption is essential, such as lighting, outlets, small machines, and critical loads in a service panel or distribution panel.

Technical snapshot

• Manufacturer: Siemens
• Part Number: B290HH
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 90 A
• Voltage Rating: 240 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Installation tip: Use with compatible Siemens panelboards and loadcenters. Ensure the mounting is snug, conductors are properly terminated, and local electrical codes are followed for safe, reliable protection. The B290HH is designed to be a robust, long-lasting solution for both new installations and panel upgrades.