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Square D QDL22125 Molded Case Circuit Breaker
- 125A
- 2 Pole
- Unit Mount
Square D
QDL22125
Molded Case Circuit Breaker
Brand
Square D
SKU
QDL22125
Quantity
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Square D QDL22125 - 125A 2 Pole Molded Case Circuit Breaker
New
Quantity
Quantity
Square D QDL22125 - 125A 2 Pole Molded Case Circuit Breaker
New
Quantity
| Brand | Square D |
|---|---|
| Part Number | QDL22125 |
| Series | QDL |
| Amperage | 125A |
| Poles | 2 |
| Mounting Style | Unit Mount |
| Voltage | 208Y/120VAC, 240VAC |
| Phase | 1 |
| AIC Rating | 25kA @ 208Y/120VAC, 25kA @ 240VAC |
| Frame Type | QDL |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D NQ Panelboards, Square D Switchboards, Square D Individual Enclosures |
| Wire Gauge | 4 AWG - 300 kcmil (Al/Cu) |
| Max Wire | 300 kcmil |
| Min Wire | 4 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Available Options | Padlock Attachment |
|---|---|
| Accessories | Line and Load Lugs Included |
| Standards | CSA C22.2 No. 5, HACR, IEC 60947-2, NEMA AB 1, NOM-003-SCFI-2000, UL 489 |
| Approval | CSA, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, 80% Rated, Non-Interchangeable Trip, Reverse Feed, Mercury Free, PVC Free |
Sold out
Quantity
Square D QDL22125 - 125A 2 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
| Brand | Square D |
|---|---|
| Part Number | QDL22125-R |
| Series | QDL |
| Amperage | 125A |
| Poles | 2 |
| Mounting Style | Unit Mount |
| Voltage | 208Y/120VAC, 240VAC |
| Phase | 1 |
| AIC Rating | 25kA @ 208Y/120VAC, 25kA @ 240VAC |
| Frame Type | QDL |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D NQ Panelboards, Square D Switchboards, Square D Individual Enclosures |
| Wire Gauge | 4 AWG - 300 kcmil (Al/Cu) |
| Max Wire | 300 kcmil |
| Min Wire | 4 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Available Options | Padlock Attachment |
|---|---|
| Accessories | Line and Load Lugs Included |
| Standards | CSA C22.2 No. 5, HACR, IEC 60947-2, NEMA AB 1, NOM-003-SCFI-2000, UL 489 |
| Approval | CSA, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, 80% Rated, Non-Interchangeable Trip, Reverse Feed, Mercury Free, PVC Free |
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Description
Built for industrial environments, the Square D QDL22125 is a 125A, 2-pole MCCB from the PowerPacT Q-Frame series. It utilizes thermal-magnetic technology for precise LI protection. Designed with a unit mount configuration, this breaker includes factory-installed lugs. It installs into Square D NQ panelboards, acting as a substitute for the older Q2L2125 model. Featuring a 25kAIC rating at 240VAC, it safely handles high-fault conditions. The breaker is 80% rated and HACR certified.Specifications
| Brand | Square D |
|---|---|
| Part Number | QDL22125 |
| Series | QDL |
| Amperage | 125A |
| Poles | 2 |
| Mounting Style | Unit Mount |
| Voltage | 208Y/120VAC, 240VAC |
| Phase | 1 |
| AIC Rating | 25kA @ 208Y/120VAC, 25kA @ 240VAC |
| Frame Type | QDL |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D NQ Panelboards, Square D Switchboards, Square D Individual Enclosures |
| Wire Gauge | 4 AWG - 300 kcmil (Al/Cu) |
| Max Wire | 300 kcmil |
| Min Wire | 4 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Available Options | Padlock Attachment |
|---|---|
| Accessories | Line and Load Lugs Included |
| Standards | CSA C22.2 No. 5, HACR, IEC 60947-2, NEMA AB 1, NOM-003-SCFI-2000, UL 489 |
| Approval | CSA, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, 80% Rated, Non-Interchangeable Trip, Reverse Feed, Mercury Free, PVC Free |
Product FAQs
8 answersWhat panels and enclosures are compatible with the QDL22125?
This Q-Frame breaker is designed for installation in Square D NQ panelboards, switchboards, and compatible individual enclosures. It is not compatible with standard Homeline or QO load centers.
Can I use the QDL22125 to replace an older Q2L2125 breaker?
Yes, this PowerPacT Q-Frame breaker serves as the direct, modern replacement for the legacy Q2L2125 model, fitting into the exact same mounting footprint.
What is the difference between the QDL22125, QGL22125, and QJL22125?
While all three are 125A, 2-pole Q-Frame breakers, they have different interrupting ratings. The QDL is rated for 25kAIC at 240VAC, the QGL is rated for 65kAIC, and the QJL is rated for 100kAIC.
Can the QDL22125 be reverse fed?
Yes, this specific molded case circuit breaker is approved for reverse feed applications, allowing the line and load connections to be swapped when back-feeding a panel.
How does this breaker mount inside the panel?
This is a unit-mount, feed-thru breaker. Instead of plugging onto a busbar, it bolts into place and requires wire connections at both the line and load factory-installed lugs.
Is the QDL22125 HACR certified?
Yes, it is HACR rated, meaning it is officially approved for use with heating, air conditioning, and refrigeration equipment circuits.
Does this circuit breaker carry a DC voltage rating?
No, the QDL22125 is only rated for AC applications up to 240VAC. It does not have a DC voltage rating.
What are the magnetic trip settings for this breaker?
The fixed thermal-magnetic trip unit has a magnetic hold setting of 1200A and a magnetic trip setting of 2400A to provide instantaneous short-circuit protection.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 3 reviews.
Total 5 star reviews: 3 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
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Rating
3 reviews
- PMPatrick M.Verified BuyerReviewingSquare D QDL32150 - 150A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars7/28/26Replacement breaker for a main panel
The breaker worked exactly as it was supposed to. We installed it and are having no issues with it. These guys are top notch.
- RFRon F.Verified BuyerReviewingSquare D QDL32175 - 175A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars4/27/26Enclosed Breaker
As usual Super Breakers delivered on Price and a prompt delivery time, The right part for the right price everytime.
- KNKarl N.ReviewingSquare D QDL32150 - 150A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars5/17/19Breaker, breaker, 10four
Helpful Rep. Goods delivered No delays Don't lose this number