Westinghouse | EHB3045L | Circuit Breaker | 45A | 3-Pole | 480V

Westinghouse EHB3045L Circuit Breaker — 45A, 3-Pole, 480V

Designed for the rigors of industrial and commercial electrical systems, this circuit breaker is your reliable solution for maintenance, retrofit, and replacement projects where accurate specs matter. With a 45-amp rating across three poles and a 480-volt operating capability, it delivers dependable protection for your three-phase distribution network, helping prevent damage from overloads and short circuits while keeping your team safe.

Key specifications

• Amperage: 45 A
• Poles: 3-Pole
• Voltage: 480V
• Compatibility reference: Part number EHB3045L

Important: Confirm fit and ratings before ordering. The part number is the most reliable reference to ensure compatibility with your panel or switchgear.

Why this breaker stands out

Choosing the Westinghouse EHB3045L means aligning your protection device with a trusted, industry-standard component designed to slot into compatible 3-phase panels. Its 45A, 3-pole configuration is ideal for safeguarding 480V circuits feeding motors, feeders, and other three-phase equipment without sacrificing system performance or response time during faults.

Best use scenarios

• Maintenance or replacement in 3-phase, 480V distribution panels
• Retrofits to bring older installations up to current specifications without overhauling the panel
• Feeder protection for 3-phase equipment and machinery operating near the 45A limit

Practical tips for installation and selection

• Always verify the exact fit by cross-referencing the part number EHB3045L with your panel labeling and manufacturer documentation.
• Use this breaker in systems designed for 480V three-phase operation to ensure proper performance and protection.
• Keep a spare unit on hand for rapid replacement and minimized downtime during maintenance cycles.

With the Westinghouse EHB3045L, you gain a dependable, purpose-built solution for protecting your 480V three-phase circuits. This unit simplifies maintenance planning, supports straightforward retrofits, and delivers consistent protection for critical industrial and commercial applications.