Eaton/Cutler-Hammer K3125T Circuit Breaker
- 125A
- 3 Pole
- Molded Case
Quantity
Eaton/Cutler-Hammer K3125T 3 Pole Circuit Breaker
Re-Certified
Quantity
Description
K3125T - Cutler Hammer Circuit Breaker
Specifications
| Brand | Eaton/Cutler-Hammer |
|---|---|
| Part Number | K3125T-R |
| Series | K |
| Amperage | 125A |
| Poles | 3 |
| Mounting Style | Molded Case |
| Voltage | 600 V |
| Phase | 3 |
Product FAQs
5 answersWhat frame size does the K3125T circuit breaker belong to?
The K3125T is part of the legacy Eaton/Cutler-Hammer K-Frame family, which has a maximum frame rating of 225 amps.
How does the trip amperage compare to the frame size on the K3125T?
This breaker features a 125A thermal-magnetic trip unit built into a 225A-rated K-Frame.
What wire sizes are accepted by standard K-Frame lugs for this breaker?
When equipped with standard TA300K line and load lugs, this K-Frame breaker accepts #3 AWG to 350 kcmil copper or aluminum conductors.
Is the K3125T branded as Eaton or Cutler-Hammer?
Cutler-Hammer was acquired by Eaton, so this legacy K-Frame breaker can be found with either the Eaton or Cutler-Hammer brand name on the label.
What type of trip protection does the K3125T provide?
It utilizes a thermal-magnetic trip unit to provide reliable protection against both overloads and short circuits.
SuperClub
Join free. Get 500 SuperPoints.
Earn points on eligible purchases and redeem them at checkout.
100 SuperPoints = $1 off.
Warranties
Add an extra year of protection
60-Day Warranty
Your purchase includes 60 days of SuperBreakers warranty coverage.
Add a 1-year warranty extension in your cart.
Get a Quote
Don’t see what you’re looking for?
We source obsolete and hard-to-find parts every day.
Shipping
Free Shipping Policy
Parcel shipments with item value over $99 qualify for free economy shipping within the continental US. Please call to confirm special handling instructions. We do not charge a handling fee or require a minimum amount on any order. SuperBreakers does not ship on customer accounts.
Same Day Shipping
We strive to ship out your items the same day the order is placed. In rare circumstances SuperBreakers may reserve up to 5 business days to consolidate orders for complete shipment.
Expedited Shipments
Orders being shipped via Next Day Air, 2 Day Shipping or 3 Day Shipping must be received by 3 PM EST to guarantee same-day shipments. Expedited orders only ship on normal business days. Shipments will NOT be sent out on Saturdays and Sundays.
International Shipping
All International orders require a $1,000 minimum order threshold. Due to the special nature of these shipments, we require that these be placed with a SuperBreakers representative. Additional shipping and instructions will apply. All International Orders are Non-Cancel and Non-Refundable.