Built for commercial and industrial applications, the GE TEY380 provides 80A, 3-pole circuit protection from the Q-Line family. It delivers consistent thermal-magnetic performance. This bolt-on unit mounts into GE A-Series panelboards, featuring load side lugs that accept 4 AWG to 1/0 AWG wiring. Rated 14kAIC at 480Y/277V and 65kAIC at 120/240V, it handles varied fault conditions. The breaker utilizes a quick-make/quick-break mechanism and is HACR rated.
Shunt Trip, Auxiliary Switch, Undervoltage Release, Bell Alarm, Padlock Attachment
Accessories
Load Side Lugs Included
Standards
CSA C22.2 No. 5, UL 489
Approval
CSA, HACR, HID, UL
Temp Rating
40C
Construction Features
Common Trip, HACR Rated, Non-Interchangeable Trip, Quick-Make/Quick-Break
Product FAQs
7 answers
What panelboards accept the TEY380 circuit breaker?
The TEY380 is designed for use in GE A-Series lighting panelboards. It bolts directly to the panelboard bus. Ensure your panel interior is configured for TEY frames, as they are not interchangeable with THQB or Pro-Stock frames.
Can I use a TEY380 to replace a THQB breaker?
No. While both are GE bolt-on breakers from the Q-Line family, the TEY and THQB series have different mounting configurations. The TEY380 is specifically designed for A-Series panelboards configured for TEY frames and will not fit in standard THQB AL/AQ panels.
Can the TEY380 be applied on a 480V Delta ungrounded system?
No. The TEY380 carries a slash voltage rating of 480Y/277VAC. It is only suitable for solidly grounded wye systems where the line-to-ground voltage does not exceed 277V. It cannot be used on 480V Delta or corner-grounded Delta systems.
Does the TEY380 come with load-side terminal lugs?
Yes, this breaker is supplied with factory-installed load lugs. The lugs are rated to accept 4 AWG to 1/0 AWG copper or aluminum wire.
What is the recommended tightening torque for the TEY380 load lugs?
According to standard ABB and GE specifications for the TEY 80A frame, the recommended lug tightening torque is 45 in-lb for 4 AWG wire, and 50 in-lb for 3 AWG to 1/0 AWG wire. Always verify the exact torque values printed on the side of the breaker before terminating.
How much panel space does the TEY380 require?
The TEY380 is a 3-pole breaker with a 1-inch per pole spacing, requiring a total of 3 inches of mounting space in a compatible GE A-Series panelboard.
Is the TEY380 rated for DC applications?
Yes, the TEY380 is rated for up to 250VDC with a short-circuit interrupting rating of 10kAIC. This makes it suitable for specific DC control circuits, battery systems, or industrial DC applications requiring an 80A overcurrent device.
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Reviews
Review summary
Customers rate this product 4.9 out of 5 based on 43 reviews.
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Rated 4.9 out of 5 stars
Based on 43 reviews
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Reviews Summary
Generated by AI from 43 most recent customer reviews
Last updated 9/22/26
Customers say these circuit breakers arrive quickly and function as described. Many reviews highlight fast shipping, often within 48 hours, and reasonable pricing compared to local alternatives. Users appreciate the extensive inventory and ability to find hard-to-locate models in stock. The ordering process is described as straightforward, and products consistently arrive well-packaged and as advertised. Common feedback addresses knowledgeable staff and reliable service. A few customers note that shipping tracking information could be more detailed, though delivery timeliness remains consistent across reviews.