Eaton BAB2045 - 45 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Meet the Eaton BAB2045 — a purpose-built 45A, 240V, 2-pole bolt-on molded case circuit breaker designed for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for durability, it delivers a rigid, vibration-resistant bus connection with secure bolt-on mounting, making it a reliable choice in busy electrical environments. Available through AmpState, this breaker integrates seamlessly into Eaton’s ecosystem for a cohesive protection system.

The heart of its reliability lies in a thermal-magnetic trip unit that delivers stable, repeatable protection performance. The combination thermal element handles gradual overloads, while the magnetic element responds instantly to short circuits, providing predictable tripping behavior across temperature variations and load conditions. This reduces nuisance trips and enhances overall system uptime in both new installations and upgrades.

• Bolt-on mounting for a solid, vibration-resistant connection to the bus and panel assembly.
• 2-pole, 45 A, 240 V configuration protects feeders and branch circuits with a compact, unified device.
• Thermal-magnetic trip unit ensures reliable overcurrent and short-circuit protection with consistent trip characteristics.
• OEM-compatible designed to match Eaton panelboards and load centers, ensuring straightforward integration and field continuity.
• Versatile use suitable for residential panels, commercial service equipment, and light industrial subpanels where dependable protection is required.

Technical snapshot

• Manufacturer: Eaton
• Part number: BAB2045
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 45 A
• Voltage rating: 240 V
• Number of poles: 2
• Mounting style: Bolt-on

Why choose a bolt-on breaker like the BAB2045? In installations where panel density, vibration, or service accessibility is a factor, bolt-on mounting provides a more durable, maintenance-friendly connection than other mounting styles. It’s especially advantageous during field replacements or upgrades in constrained electrical spaces, helping you maintain secure bus connections and reliable protection without compromising panel layout.

Practical tips for installation: confirm panel compatibility with your specific Eaton load center, use the correct mounting hardware, and follow torque guidelines to preserve bus integrity and predictable trip performance. This approach helps you achieve long-term safety, code-compliant distribution, and peace of mind in both new builds and retrofits.

Designed for professionals who demand dependable, clear-cut protection, the Eaton BAB2045 is a solid addition to any residential, commercial, or light industrial panel. Trust in its robust design and precise protection to safeguard your electrical system — available through AmpState for straightforward procurement and support.