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Square D HJA260155 Molded Case Circuit Breaker
- 15A
- 2 Pole
- I-Line
Square D
HJA260155
Molded Case Circuit Breaker
Brand
Square D
SKU
HJA260155
Quantity
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Square D HJA260155 - 15A 2 Pole Molded Case Circuit Breaker
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Description
Built for heavy-duty commercial applications, the Square D HJA260155 2-pole, 15A PowerPacT H-Frame circuit breaker utilizes proven thermal-magnetic trip technology to deliver long-time and instantaneous (LI) protection. This I-Line MCCB installs into Square D panelboards and switchboards, utilizing a specific phase CA connection. It is an exact drop-in replacement for older FA26015CA, FH26015CA, and FC26015CA models.Specifications
| Brand | Square D |
|---|---|
| Part Number | HJA260155 |
| Series | HJA |
| Amperage | 15A |
| Poles | 2 |
| Mounting Style | I-Line |
| Voltage | 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 600VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480Y/277VAC, 65kA @ 480VAC, 25kA @ 600Y/347VAC, 25kA @ 600VAC, 20kA @ 250VDC |
| Frame Type | H |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D I-Line Panelboards, I-Line Switchboards |
| Wire Gauge | 14-3/0 AWG (Al/Cu) |
| Max Wire | 3/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Adjustable Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Motor Operator, Rotary Handle |
|---|---|
| Accessories | Load Side Lugs |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CE, CSA, IEC, NOM, UL |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Visual Trip Indicator, Reverse Feed |
Product FAQs
6 answersWhat panels are compatible with the HJA260155 circuit breaker?
This breaker is exclusively designed for Square D I-Line panelboards and switchboards. It will not fit in standard QO, Homeline, NQ, or NF series panels.
What phase connection does the HJA260155 require?
The 5 at the end of the HJA260155 catalog number indicates it is factory-configured for C and A phase connections on the I-Line bus.
Can the HJA260155 replace older Square D circuit breakers?
Yes, this PowerPacT H-frame breaker is an exact drop-in replacement for legacy Square D FA26015CA, FH26015CA, and FC26015CA 2-pole breakers.
What do the letters and numbers in the HJA260155 part number mean?
H designates the PowerPacT H-Frame, J indicates the high interrupting rating, A specifies an I-Line plug-in connection, 2 is for 2 poles, 6 represents the 600VAC maximum rating, 015 is the 15A rating, and 5 specifies the C and A phase connection.
What is the magnetic trip range for the HJA260155?
This breaker features a thermal-magnetic trip unit with a fixed thermal setting and an adjustable magnetic trip range from 350A to 750A.
Is the HJA260155 HACR rated?
Yes, this breaker is HACR rated, making it suitable for use with heating, air conditioning, and refrigeration equipment.
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Reviews
Review summary
Customers rate this product 4.7 out of 5 based on 15 reviews.
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Rating
15 reviews
- RFRon F.Verified BuyerReviewingSquare D HJA36050 - 50A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars7/27/26Square D HJA36050 review
The delivery was on and exactly what I ordered as usual. I highly recommend Super Breakers!
- CMChris M.Verified BuyerReviewingSquare D HJA36080 - 80A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars4/23/26Quick delivery
Everything arrived correctly and on time.
- HEHeineken E.Verified BuyerReviewingSquare D HJA36150 - 150A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars2/9/26Quick Delivery
Good condition Quick Delivery
- JBJosh B.Verified BuyerReviewingSquare D HJA36060 - 60A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars1/30/26Quick Shipping
Breaker showed up quickly and as described.
- JCJoe C.Verified BuyerReviewingSquare D HJA36035 - 35A 3 Pole Molded Case Circuit BreakerI recommend this productRated 4 out of 5 stars7/29/25HJA
Shipped fast