Eaton / Westinghouse QCL1020 Miniature Circuit Breaker
- 20A
- 1 Pole
- Unit Mount
Quantity
Eaton / Westinghouse QCL1020 - 20A 1 Pole Miniature Circuit Breaker
Re-Certified
Quantity
Description
A drop-in replacement for older systems, this 20-amp single-pole breaker delivers reliable thermal-magnetic protection. It handles standard 120/240VAC and 48VDC loads across residential and commercial applications. Designed with a unit mount configuration, it installs seamlessly into Eaton Quicklag enclosures and OEM control panels. This legacy component is officially replaced by the QC1020 substitute. Rated for 10 kAIC, it features a non-interchangeable trip and is HACR and SWD rated.Specifications
| Brand | Eaton / Westinghouse |
|---|---|
| Part Number | QCL1020-R |
| Series | QCL |
| Amperage | 20A |
| Poles | 1 |
| Mounting Style | Unit Mount |
| Voltage | 120/240VAC, 48VDC |
| Phase | 1 |
| AIC Rating | 10kA @ 120/240VAC, 5kA @ 48VDC |
| Terminal Type | Box Lugs |
|---|---|
| For Use With | Eaton Quicklag Enclosures, OEM Control Panels |
| Wire Gauge | 14-10 AWG (Cu/Al) |
| Max Wire | 10 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Padlock Attachment, DIN Rail Adapter |
|---|---|
| Accessories | Line and Load Lugs Included |
| Standards | CSA C22.2 No. 5, UL 489 |
| Approval | CSA, HACR, SWD, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, SWD Rated, Non-Interchangeable Trip |
Product FAQs
5 answersWhat type of enclosures are compatible with the QCL1020?
This breaker is designed for installation in Eaton Quicklag enclosures and OEM control panels. It utilizes a unit mount, bolt-on configuration rather than plugging into a standard load center bus.
What is the recommended terminal torque for the QCL1020?
For the 14-10 AWG wire accepted by this breaker, the recommended terminal torque is 20 in-lbs. Always verify the exact torque specifications printed on the side of the breaker before installation.
What is the modern replacement for the legacy QCL1020?
The Eaton QC1020 is the direct, modern replacement for the legacy QCL1020 circuit breaker. Eaton officially dropped the L suffix for this series.
Can the QCL1020 be used in DC applications?
Yes, in addition to its standard AC ratings, this breaker is rated for 48V DC applications with an interrupting capacity of 5 kAIC. This makes it suitable for specific control circuits and DC loads.
Is the QCL1020 suitable for switching fluorescent lighting and HVAC equipment?
Yes, this breaker is both SWD (Switching Duty) rated for 120V fluorescent lighting circuits and HACR rated for heating, air conditioning, and refrigeration equipment.
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