General Electrics TJC36400E - 400 A, 3-Pole Circuit Breaker | AmpState

Meet the General Electric TJC36400E — a robust 400 A, 3-pole molded case circuit breaker engineered to shield your panelboards and loadcenters from overcurrent and short-circuit events. Built for dependable, long‑lasting performance, it’s designed to fit seamlessly into GE‑specified environments while maximizing space in your electrical panel.

Why this breaker stands out

• Compact molded case design optimizes panel space without compromising protection, making it ideal for crowded panels and retrofit projects.
• Thermal-magnetic trip unit delivers stable, repeatable protection across varying temperatures and load conditions, reducing nuisance trips and ensuring reliable fault detection.
• OEM‑matched compatibility with GE loadcenters and panelboards means a smoother install, precise fit, and consistent electrical characteristics across your distribution system.
• Triple‑pole configuration supports 3‑phase systems, delivering coordinated protection for commercial, light industrial, and large residential applications that rely on balanced power distribution.

Key specifications

• Manufacturer: General Electric
• Part Number: TJC36400E
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 400 A
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use scenarios

• Protecting large 3‑phase feeders in commercial or light industrial panelboards
• Upgrading or configuring service equipment where high‑amperage, reliable trip protection is required
• Retrofitting GE‑matched panels to ensure consistent performance and compatibility across the electrical system
• Residential applications with three‑phase distribution needs or main disconnect protection in multi‑meter setups

What makes it better than generic options

This breaker isn’t a one‑size‑fits‑all solution. Its molded case design intelligently balances compactness with rugged protection, enabling denser panel layouts without sacrificing safety. The thermal‑magnetic trip unit offers predictable response that you can count on under real‑world operating conditions, while OEM compatibility minimizes installation surprises and ensures you’re pairing with the correct panelboard characteristics for reliable coordination across circuits.

Practical tips for maximum value

• Pair this 400 A, 3‑pole breaker with GE OEM loadcenters and panelboards to maintain consistent form factor and electrical performance.
• Consider your ambient temperature and load patterns; the thermal element is designed to handle typical commercial and light industrial environments for stable protection.
• Use in service equipment where a strong, space‑efficient main or large branch‑circuit protector is needed, reducing the need for multiple smaller breakers.

Choose the General Electric TJC36400E for dependable, space‑efficient 3‑phase protection that aligns with GE panel systems, delivering clear protection where it matters most in residential, commercial, and light industrial settings.