Siemens | HED43B030L | Circuit Breaker | 30A | 3-Pole | 480V

Siemens HED43B030L: 30A, 3-Pole, 480V Circuit Breaker

Protect your 480V three-phase circuits with precision using the Siemens HED43B030L circuit breaker. This 30-amp, 3-pole unit is designed for demanding industrial environments, delivering reliable protection for motors, drives, and heavy equipment. Whether you’re performing a retrofit, maintenance, or replacement, this breaker is built to integrate smoothly into compatible panels and bus configurations.

Key specifications

• Amperage: 30 A
• Poles: 3-Pole
• Voltage rating: 480 V
• Part reference: HED43B030L

Why this Siemens breaker stands out

• Exact compatibility with the part number: HED43B030L is your best reference for ensuring a seamless fit and reliable protection in your existing equipment.
• Designed for 480V three-phase systems: Ideal for industrial panels, motor control centers, and equipment that rely on three-phase power.
• Retention of electrical integrity during maintenance: A precise 30A, 3-Pole configuration helps keep wiring, bus bars, and enclosure layout consistent during replacements or upgrades.

Use cases and ideal applications

• Motor control centers and heavy-duty drives powered by 480V three-phase networks.
• Panel retrofits where you must match the original specifications without reconfiguring wiring or bus setups.
• Legacy equipment replacements where the HED43 family is specified by the manufacturer for continued protection.

Practical installation and ordering tips

Before ordering, confirm fit and ratings to ensure compatibility with your panel and wiring. The part number HED43B030L serves as the clearest reference for matching this exact breaker. When planning installation, verify mounting style, termination method, and the 480V rating aligns with your existing system, and follow standard electrical safety practices during replacement or retrofit projects.

Designed for professionals who demand dependable protection and straightforward integration, the Siemens HED43B030L is a reliable choice for maintaining safe, continuous operation in 3-phase, 480V environments.