Eaton / Westinghouse QCC2125 Molded Case Circuit Breaker
- 125A
- 2 Pole
- Unit Mount
Quantity
Eaton / Westinghouse QCC2125 - 125A 2 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
Description
Built for legacy residential applications, the QCC2125 delivers 125A tenant main protection. It provides dependable thermal-magnetic trip functions for older systems requiring an exact replacement. Designed to mount into Eaton meter stacks and Type ECC unit enclosures, this two-pole breaker ensures seamless compatibility. This legacy unit is officially replaced by the CCV2125.Specifications
| Brand | Eaton / Westinghouse |
|---|---|
| Part Number | QCC2125-R |
| Series | QCC |
| Amperage | 125A |
| Poles | 2 |
| Mounting Style | Unit Mount |
| Voltage | 120/240VAC |
| Phase | 1 |
| AIC Rating | 10kA @ 120/240VAC |
| Frame Type | QCC |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Meter Stacks, Type ECC Unit Enclosures |
| Wire Gauge | #2/0 AWG - 300 kcmil (Cu/Al) |
| Max Wire | 300 kcmil |
| Min Wire | 2/0 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release |
|---|---|
| Accessories | Line and Load Lugs Included |
| Standards | CSA C22.2, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | Tenant Main, Feed-Thru Connection |
Product FAQs
5 answersWhat enclosures are compatible with the QCC2125 breaker?
The QCC2125 is designed specifically for use in legacy Eaton meter stacks and Type ECC unit enclosures, typically functioning as a tenant main breaker.
Is there a modern replacement for the legacy QCC2125 circuit breaker?
Yes, the QCC2125 is a legacy unit that has been officially replaced by the Eaton CCV2125. The CCV2125 serves as a direct replacement for tenant main applications in compatible meter stacks.
How does the QCC2125 connect within the meter stack?
This breaker features a feed-thru connection and installs via unit mounting. It includes line and load lugs that accept 2/0 AWG to 300 kcmil copper or aluminum wire.
What type of trip unit does the QCC2125 utilize?
It uses a fixed thermal-magnetic trip unit, providing both long-time overload protection and instantaneous short-circuit protection.
Can I use the QCC2125 to replace older Cutler-Hammer or Westinghouse QCC breakers?
Yes. Because Eaton absorbed the Cutler-Hammer and Westinghouse product lines, the QCC2125 is an exact replacement for legacy breakers sharing the same QCC frame and catalog number.
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