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Siemens QJ23B060 Molded Case Circuit Breaker

  • 60A
  • 3 Pole
  • Unit Mount
Siemens QJ23B060
Molded Case Circuit Breaker
Brand Siemens
SKU QJ23B060
Select Item Condition
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  • 60A
  • 3 Pole
  • Unit Mount

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QJ23B060

Siemens QJ23B060 - 60A 3 Pole Molded Case Circuit Breaker

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$1,392.00 Check Stock

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Description

Designed to handle three-phase electrical loads, this 60-amp molded case circuit breaker ensures consistent long-time and instantaneous fault defense. The unit mount configuration allows for versatile installation across various commercial and industrial environments. This SENTRON series QJ frame device integrates perfectly into Siemens P1, P2, and P3 panelboards, as well as compatible switchboards. It features a quick-make, quick-break mechanism and carries a standard 10kAIC rating at 240VAC.

Specifications

Key specifications
Brand Siemens
Part Number QJ23B060
Series QJ
Amperage 60A
Poles 3
Mounting Style Unit Mount
Voltage 240VAC
Phase 3
AIC Rating 10kA @ 240VAC
Fit and installation
Frame Type QJ
Terminal Type Lugs
For Use With Siemens P1, P2, P3 Panelboards, Switchboards, Meter Centers
Wire Gauge 6 AWG-300 kcmil (Cu), 4 AWG-300 kcmil (Al)
Max Wire 300 kcmil
Min Wire 6 AWG (Cu), 4 AWG (Al)
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, Alarm Switch, Undervoltage Release
Accessories Load Side Lugs
Standards CSA C22.2 No. 5, UL 489
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Reverse Feed, Non-Interchangeable Trip, Quick-Make/Quick-Break, Trip-Free Mechanism

Product FAQs

5 answers
Which panelboards accept the Siemens QJ23B060 circuit breaker?

This bolt-on breaker is designed to install directly into Siemens P1, P2, and P3 panelboards, as well as compatible Siemens switchboards and meter centers.

What wire sizes and materials are supported by the QJ23B060 lugs?

The standard lugs accommodate 6 AWG to 300 kcmil copper (Cu) conductors and 4 AWG to 300 kcmil aluminum (Al) conductors.

Has the Siemens QJ23B060 been discontinued?

Yes, the QJ frame is a legacy series that has been phased out by Siemens. It is directly replaced by the newer QR frame series, which shares the same mounting footprint for easy retrofitting in existing enclosures.

Is the QJ23B060 suitable for reverse feed applications?

Yes. Because this breaker is built with a non-interchangeable thermal-magnetic trip unit, it meets UL 489 requirements for reverse feeding.

What type of trip unit is installed in the QJ23B060?

It features a fixed thermal-magnetic trip unit with non-interchangeable Long-Time and Instantaneous functions. The trip unit is factory assembled and cannot be swapped or adjusted in the field.

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Reviews

4.8
Rated 4.8 out of 5 stars
Based on 10 reviews
Rating
Ratings
10 reviews
  • WM
    William M.
    Verified Buyer
    Reviewing
    Siemens QJ23B125 - 125A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/11/26
    Breaker

    Perfect

  • TN
    Timothy N.
    Verified Buyer
    Reviewing
    Siemens QJ23B200 - 200A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/27/26
    10% off

    Arrived on time, worked when turned on

  • WK
    Willie K.
    Verified Buyer
    Reviewing
    Siemens QJ23B150 - 150A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 4 out of 5 stars
    7/22/26
    Breaker

    The Breaker arrive fast and in good condition however when I looked at the specs it was not the correct one.

  • PG
    Phil G.
    Verified Buyer
    Reviewing
    Siemens QJ23B200 - 200A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    3/3/26
    Great Service

    I was in a bind for this breaker that was for an elevator, and Nick got me all the components even though their blizzard! Will use them for all my specialty breakers.

  • VC
    Vladimir C.
    Verified Buyer
    Reviewing
    Siemens QJ22B200 - 200A 2 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 4 out of 5 stars
    12/10/25
    4 start

    The breaker was it perfect match.,but it was missing the two top bolts.