GE TEY390 - 90 A, 480 V, 3-Pole Bolt-On Circuit Breaker | AmpState

GE TEY390 — a 90A, 480V, 3-pole bolt-on molded case circuit breaker engineered for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers.

• Secure bolt-on mounting: delivers a rigid, vibration-resistant connection to the bus, enhancing long-term reliability in demanding electrical environments.
• Thermal-magnetic trip unit: provides stable, repeatable protection by quickly sensing overloads and surges, reducing nuisance trips and protecting connected equipment.
• OEM-compatible design: engineered to integrate with matching GE OEM load centers and panelboards for a clean, code-compliant installation.
• Three-pole, 90A at 480V: ideal for three-phase distribution in commercial and light industrial settings, safeguarding branch circuits up to 90A at voltages up to 480V.
• Versatile for critical environments: suitable for residential, commercial, and light industrial applications where reliable, predictable protection matters most.

Where it shines

Use the GE TEY390 in panelboards and load centers that require robust 3-pole protection for 480V systems. Its bolt-on construction is a compelling choice in installations subjected to vibration or where a solid bus connection is crucial. With a 90A rating, it safeguards conductors and downstream devices, helping to prevent damage from overcurrent and short circuits.

Technical overview

• Manufacturer: GE
• Part Number: TEY390
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 90A
• Voltage Rating: 480V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Choosing the GE TEY390 means opting for a proven, compatible solution that aligns with GE’s panelboard ecosystems while delivering precise protection characteristics for reliable, ongoing electrical performance in a variety of settings.