Siemens B230H - 30 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Siemens B230H is a 30A, 240V, 2-pole bolt-on molded case circuit breaker built to shield your electrical system from overcurrent and short circuits. Designed for panelboards and load centers, this breaker delivers a secure, rugged connection and reliable protection when it matters most.

• Bolt-on mounting provides a rigid, vibration-resistant bus connection that stays tight through years of operation.
• Thermal-magnetic trip unit offers stable, repeatable protection by responding to both sustained overloads (thermal) and short-circuit conditions (magnetic) without nuisance trips.
• Two-pole, 240V design protects 240V circuits with coordinated trip for both legs, ensuring balanced protection.
• OEM compatibility is ensured with Siemens load centers and panelboards, simplifying replacement and maintaining labeling accuracy.
• Applications suited for residential, commercial, and light industrial environments where dependable, long-term circuit protection is essential.

Whether you’re upgrading a legacy panel, outfitting a new installation, or replacing a failed breaker, the B230H delivers robust protection with a straightforward bolt-on installation. Its rugged construction makes it ideal for spaces with vibration, equipment rooms, garages, and workshop panels where reliability matters as much as performance.

Technical specifications

• Manufacturer: Siemens
• Part Number: B230H
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 30 A
• Voltage Rating: 240 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal for upgrading panelboards and load centers where a strong, vibration-resistant connection and precise protection are required. The Siemens B230H 30A/240V 2-pole bolt-on breaker is a practical choice for reliable distribution protection in homes, small businesses, and light industrial settings.