Square D QDA221104 Molded Case Circuit Breaker
- 110A
- 2 Pole
- I-Line
Square D
QDA221104
Molded Case Circuit Breaker
Brand
Square D
SKU
QDA221104
Quantity
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Square D QDA221104 - 110A 2 Pole Molded Case Circuit Breaker
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Description
Engineered for commercial power distribution, the Square D QDA221104 is a 2-pole, 110A molded case circuit breaker from the PowerPacT Q-Frame family. It provides reliable thermal-magnetic protection with long-time and instantaneous (LI) trip functions. This unit mounts into Square D I-Line panelboards and switchboards using a BC phase connection. It serves as a drop-in replacement for legacy Q221104 breakers. Rated 25kAIC at 240V, this HACR-rated MCCB features a visual trip indicator.Specifications
| Brand | Square D |
|---|---|
| Series | QDA |
| Amperage | 110A |
| Poles | 2 |
| Mounting Style | I-Line |
| Voltage | 208Y/120VAC, 240VAC |
| Phase | 1 |
| AIC Rating | 25kA @ 208Y/120VAC, 25kA @ 240VAC |
| Frame Type | QDA |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D I-Line Panelboards |
| 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 Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Alarm Switch, Padlock Attachment |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | CSA C22.2 No 5, HACR, IEC 60947-2, NEMA AB 1, NOM-003-SCFI-2000, UL 489 |
| Approval | CE, CSA, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Visual Trip Indicator, Non-Interchangeable Trip, 80% Rated |
Product FAQs
5 answersWhat type of panelboard is the QDA221104 designed for?
This breaker features an I-Line style plug-in connection and is exclusively designed for use in Square D I-Line panelboards and switchboards.
What does the "D" in the QDA221104 part number signify?
In the Square D PowerPacT Q-Frame series, the "D" indicates the interrupting rating. This specific breaker has a D-interrupting rating of 25kA at 240VAC.
What wire sizes are accepted by the lugs on this 110A breaker?
The factory-installed lugs on the QDA221104 accept aluminum or copper wire ranging from 4 AWG to 300 kcmil.
What type of trip unit is equipped on the QDA221104?
It features a fixed thermal-magnetic trip unit with Long-Time (L) and Instantaneous (I) protection functions. Both the thermal and magnetic trip thresholds are fixed and non-adjustable.
How does this breaker connect to the panelboard bus?
The QDA221104 uses an I-Line style plug-in connection. The line side features a specialized jaw that plugs directly onto the I-Line panelboard bus, while the load side uses traditional mechanical lugs.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 6 reviews.
Total 5 star reviews: 6 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
6 reviews
- CBCarl B.Verified BuyerReviewingSquare D QDA32125 - 125A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars6/11/26Sq. D I-line
Price was fair for these New Breakers. More importantly, is the avaiability and not having to deal with long lead times
- CSClaus S.Verified BuyerReviewingSquare D QDA32100 - 100A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars3/3/26100A 3 phase Breaker
Priced right and shipping was really Quick. I will use them again!!
- CGChase G.ReviewingSquare D QDA32150 - 150A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars3/16/22Always have what I need
5 stars Super Breaker always has what I need, and at a good price.
- CGChristopher G.ReviewingSquare D QDA32100 - 100A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars8/11/21speedy service. great quality
speedy service. great quality
- RSRandy S.ReviewingSquare D QDA32225 - 225A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars9/11/19Super
Quick Shipping and great price