Siemens ED42B070 - 70 A, 480 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Meet the Siemens ED42B070—a 70A, 480V, 2‑pole bolt‑on molded case circuit breaker designed to deliver dependable branch circuit protection for panelboards and load centers. Available from AmpState, this unit combines robust construction with precise protection to keep commercial and light industrial electrical systems running smoothly.

• Secure bolt‑on mounting provides a rigid, vibration‑resistant bus connection, helping maintain a consistent electrical path even in busy or retrofit environments.
• Thermal‑magnetic trip unit delivers stable, repeatable protection: the thermal element handles gradual overloads, while the magnetic element reacts rapidly to short circuits for immediate disconnection.
• OEM compatibility is engineered to align with matching Siemens OEM load centers and panelboards, reducing retrofit hassles and ensuring reliable integration.
• Versatile for multiple environments ideal for residential, commercial, and light industrial applications where reliable protection of 70A circuits is essential.

In practical terms, the ED42B070 helps minimize downtime by delivering decisive protection against overcurrent and short circuits, while its solid bolt‑on design minimizes movement and wear in demanding electrical rooms. When upgrading panels or replacing aging breakers, this Siemens unit fits seamlessly with compatible OEM gear, preserving performance and simplifying maintenance.

Technical specifications

• Manufacturer: Siemens
• Part number: ED42B070
• Type: Thermal‑magnetic molded case circuit breaker
• Amperage rating: 70 A
• Voltage rating: 480 V
• Number of poles: 2
• Mounting style: Bolt‑on
• Application: Branch circuit overcurrent and short‑circuit protection

Ideal use cases

• Panelboard and load center upgrades in commercial facilities, retail spaces, offices, and light industrial settings
• Replacement for aging breakers in Siemens or OEM panels to maintain compatibility and performance
• Applications demanding vibration resistance and secure mounting to protect critical circuits

Choose the Siemens ED42B070 for a reliable, compatible, and durable solution that protects your 70A circuits at 480V across a range of commercial and light industrial environments.