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Square D BJA36015 Molded Case Circuit Breaker

  • 15A
  • 3 Pole
  • I-Line
Square D BJA36015
Molded Case Circuit Breaker
Brand Square D
SKU BJA36015
Select Item Condition
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  • 15A
  • 3 Pole
  • I-Line

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Square D BJA36015 - 15A 3 Pole Molded Case Circuit Breaker

Square D BJA36015 - 15A 3 Pole Molded Case Circuit Breaker

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$832.98 In Stock

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Description

Designed for robust fault protection, the BJA36015 is a 3-pole, 15A PowerPacT B-Frame molded case circuit breaker. It utilizes thermal-magnetic technology to deliver reliable long-time and instantaneous (LI) trip functions for commercial facilities. The unit installs into Square D I-Line panelboards and switchboards with an ABC phase connection. It serves as a seamless upgrade for discontinued FH36015 breakers. Rated 65kAIC at 480VAC, this HACR-rated MCCB features a Visi-Trip indicator.

Specifications

Key specifications
Brand Square D
Series BJA
Amperage 15A
Poles 3
Mounting Style I-Line
Voltage 208Y/120VAC, 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 250VDC
Phase 3
AIC Rating 100kA @ 208Y/120VAC, 100kA @ 240VAC, 65kA @ 480Y/277VAC, 65kA @ 480VAC, 25kA @ 600Y/347VAC, 50kA @ 250VDC
Fit and installation
Frame Type B
Terminal Type Lugs
For Use With Square D I-Line Panelboards, Switchboards
Wire Gauge 14 AWG - 2/0 AWG (Al/Cu)
Max Wire 2/0 AWG
Min Wire 14 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Rotary Handle, Terminal Shields
Accessories None included
Standards CSA C22.2 No. 5, EN/IEC 60947-2, NEMA AB 1, UL 489
Approval CCC, CE, CSA, EAC, IEC, NOM, UL
Temp Rating -25C to 70C
Construction Features HACR Rated, Current Limiting, Reverse Feed, Visual Trip Indicator, Non-Interchangeable Trip, Quick-Make/Quick-Break, RoHS Compliant

Product FAQs

8 answers
Which legacy Square D circuit breakers does the BJA36015 directly replace?

The PowerPacT B-Frame series is the factory-designated upgrade for legacy F-Frame breakers. The BJA36015 directly replaces the older 15A FA36015 and FH36015 models, fitting into the exact same I-Line panelboard mounting space.

What does the "J" in the BJA36015 catalog number signify?

The "J" indicates the breaker's high interrupting capacity tier. In the PowerPacT B-Frame family, the J-tier provides 100kA at 240VAC and 65kA at 480VAC, which is a higher fault current rating than the standard D-tier or G-tier alternatives.

How are the line and load side connections configured on the BJA36015?

This breaker features a factory-installed I-Line stab connection on the line side, which presses directly onto the panelboard bus. The load side is equipped with standard mechanical lugs that accept 14 AWG to 2/0 AWG aluminum or copper conductors.

Can the BJA36015 be DIN-rail mounted in a control panel?

No. While unit-mount PowerPacT B-Frame breakers can be clipped onto a 35mm DIN rail, the BJA36015 is built with a proprietary I-Line line-side connection. It can only be installed in Square D I-Line panelboards and switchboards.

What are the instantaneous magnetic trip thresholds for this 15A breaker?

The fixed magnetic trip unit on the BJA36015 has a hold parameter of 400A and is calibrated to instantaneously trip at a threshold of 600A.

Does the BJA36015 support field-installable electrical accessories?

Yes. Unlike some older breaker families, the PowerPacT B-Frame supports one-click, field-installable accessories. Electricians can easily add auxiliary switches, shunt trips, or undervoltage releases by installing them directly under the front accessory cover.

Is the BJA36015 rated for 80 percent or 100 percent continuous current?

The BJA36015 is standard rated, meaning it is approved for continuous loads up to 80 percent of its 15A nominal rating. Continuous loads are defined as maximum current continuing for three hours or more.

Does the BJA36015 provide equipment ground fault protection?

No. The BJA36015 features a standard thermal-magnetic trip unit that only provides long-time overload and instantaneous short-circuit protection. It does not include built-in ground fault or arc fault protection circuitry.

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Reviews

4.3
Rated 4.3 out of 5 stars
Based on 3 reviews
Rating
Ratings
3 reviews
  • RH
    Ryan H.
    Verified Buyer
    Reviewing
    Schneider Electric BJA36020 - 20A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    11/6/25
    Breaker

    It was as described and worked as it should.

  • LO
    Lake O.
    Flag of United States
    Reviewing
    Schneider Electric BJA36020 - 20A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 4 out of 5 stars
    10/7/21
    Staff was very helpful.

    Staff was very helpful.

  • RK
    Robert K.
    Flag of United States
    Reviewing
    Square D BJA36040 - 40A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 4 out of 5 stars
    1/26/21
    Breakers

    Always fast service. Get my breakers the next day.