GE SGHA26AT0400 - 400 A, 600 V, 2-Pole Bolt-On Circuit Breaker | AmpState

The GE SGHA26AT0400 sets a high standard for reliable electrical protection in modern panelboards and load centers. With a 400A rating, 600V operating voltage, and a sturdy 2-pole bolt-on design, this molded case circuit breaker is built to handle demanding branch circuits in residential, commercial, and light industrial settings.

Key advantages

• Secure bolt-on mounting: delivers a rigid, vibration‑resistant bus connection that stays put even in environments with equipment movement or noise.
• Thermal‑magnetic trip unit: combines thermal overload protection with instantaneous magnetic trip for fast, predictable responses to faults while minimizing nuisance trips.
• OEM‑ready compatibility: designed to pair with GE OEM load centers and panelboards for a seamless fit, consistent trip characteristics, and straightforward replacement.
• Versatile application: ideal for branch circuit protection across residential, commercial, and light industrial installations.

Technical snapshot

• Manufacturer: GE
• Part Number: SGHA26AT0400
• Type: Thermal‑magnetic molded case circuit breaker
• Amperage Rating: 400 A
• Voltage Rating: 600 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Practical considerations for installation

For optimal performance, use the SGHA26AT0400 in GE‑compatible panelboards and load centers. Ensure proper torque and electrical connections per standard electrical practice, and place this 2‑pole unit where it can reliably interrupt fault currents to protect feeders and downstream circuits. Its robust bolt‑on design makes it especially suitable for equipment rooms, mechanical spaces, and areas subject to vibration or movement.

This breaker is an excellent choice when upgrading or restoring a GE‑based protection scheme, providing clear, repeatable protection outcomes across a range of commercial and light industrial applications.