Eaton NGS312035E - 1200 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState

The Eaton NGS312035E is a 1200 A, 600 V, 3-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection for panelboards and load centers. Available from AmpState, this rugged unit is built to perform in demanding commercial, light industrial, and residential settings where high-current distribution and secure wiring connections matter most.

Why this breaker stands out

• Secure bolt-on mounting provides a rigid, vibration-resistant bus connection, reducing the risk of loose terminals and intermittent trips in equipment subject to movement.
• Thermal‑magnetic trip unit delivers stable, repeatable protection across varying loads and temperatures, with fast instantaneous response to short circuits.
• High-current capability at 1200 A enables robust protection for large feeders and main distribution paths without sacrificing reliability.
• 3-pole design ensures balanced protection for 3-phase systems, simplifying coordination in multi-wire panelboards.
• OEM compatibility engineered to fit matching Eaton OEM load centers and panelboards for straightforward retrofits and upgrades.
• Versatile applications suitable for residential, commercial, and light industrial environments where durable, long-lasting protection is essential.

Technical snapshot

• Manufacturer: Eaton
• Part Number: NGS312035E
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 1200 A
• Voltage rating: 600 V
• Number of poles: 3
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

• Upgrading large feeder protection in commercial panelboards where reliable 3-phase protection is required
• Retrofits or replacements in existing panels that demand a secure bolt-on connection for harsh or vibration-prone environments
• New installations in light industrial settings where high amperage protection is essential for critical circuits
• Any 3‑phase service that benefits from a durable, vibration-resistant protection device with consistent trip performance

Practical considerations and tips

• Verify that your panelboard is compatible with a 3-pole, 600 V, 1200 A bolt-on breaker to ensure proper fit and coordination.
• Consult the panel’s installation instructions for bolt torque and terminal clearance to maintain reliable protection and ease of maintenance.
• Choose this breaker when you need substantial current handling and a robust connection in environments with mechanical vibration or movement.
• Plan for future load growth by selecting a high-ampacity breaker in panels serving large feeders, while ensuring proper coordination with upstream protection devices.

With its combination of secure mounting, precise thermal-magnetic protection, and OEM compatibility, the Eaton NGS312035E is a purpose-built solution for dependable, long-lasting panel protection. Trust AmpState to provide genuine Eaton protection equipment built for commercial and industrial reliability.