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Siemens QJH23B175 Molded Case Circuit Breaker
- 175A
- 3 Pole
- Bolt-On
Siemens
QJH23B175
Molded Case Circuit Breaker
Brand
Siemens
SKU
QJH23B175
Quantity
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Siemens QJH23B175 - 175A 3 Pole Molded Case Circuit Breaker
New
Quantity
Quantity
Siemens QJH23B175 - 175A 3 Pole Molded Case Circuit Breaker
New
Quantity
| Brand | Siemens |
|---|---|
| Part Number | QJH23B175 |
| Series | QJH |
| Amperage | 175A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 22kA @ 240VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Siemens P1, P2, P3, P4, P5 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) |
| 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 (TA1Q300) |
| Standards | CSA C22.2 No. 5, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, High Interrupting Capacity, Reverse Feed, Non-Interchangeable Trip, Trip-Free Mechanism |
Quantity
Siemens QJH23B175 - 175A 3 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
| Brand | Siemens |
|---|---|
| Part Number | QJH23B175 |
| Series | QJH |
| Amperage | 175A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 22kA @ 240VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Siemens P1, P2, P3, P4, P5 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) |
| 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 (TA1Q300) |
| Standards | CSA C22.2 No. 5, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, High Interrupting Capacity, Reverse Feed, Non-Interchangeable Trip, Trip-Free Mechanism |
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Description
Designed to safeguard commercial circuits, this 175A, three-pole MCCB offers dependable long-time and instantaneous trip functions. The bolt-on unit is compatible with Siemens P1 through P5 panelboards and switchboards. If upgrading to the newer QRH23B175 replacement, a QR strap kit is required for installation. It boasts a 22kAIC interrupt rating at 240VAC and features a trip-free mechanism, ensuring contacts open during a fault.Specifications
| Brand | Siemens |
|---|---|
| Part Number | QJH23B175 |
| Series | QJH |
| Amperage | 175A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 22kA @ 240VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Siemens P1, P2, P3, P4, P5 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) |
| 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 (TA1Q300) |
| Standards | CSA C22.2 No. 5, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, High Interrupting Capacity, Reverse Feed, Non-Interchangeable Trip, Trip-Free Mechanism |
Product FAQs
7 answersWhat panelboards are compatible with the Siemens QJH23B175?
This bolt-on circuit breaker is designed for use in Siemens P1, P2, P3, P4, and P5 panelboards, as well as compatible Siemens switchboards and meter centers.
Can the QJH23B175 replace older ITE circuit breakers?
Yes, this Siemens breaker is a direct replacement for legacy ITE QJH23B175 breakers. Siemens acquired ITE and maintained the same physical dimensions and mounting hardware for this series.
Is there a newer replacement for the QJH23B175?
The QJ frame has been superseded by the newer QR frame. The direct replacement is the QRH23B175, but installing the newer QR breaker in an existing panel will require a QR strap kit.
What wire sizes do the lugs on the QJH23B175 accept?
The factory lugs accept 6 AWG to 300 kcmil copper wire, or 4 AWG to 300 kcmil aluminum wire.
Can I use the QJH23B175 on a 480V system?
No, this breaker is strictly rated for a maximum of 240V AC. It cannot be used in 480V or 600V applications.
Does the QJH23B175 have adjustable trip settings?
No, this breaker features fixed thermal and fixed magnetic trip settings. It does not offer adjustable trip dials for coordination.
What does the LI trip function code mean on this breaker?
The LI designation indicates that the thermal magnetic trip unit provides Long-Time overload protection and Instantaneous short circuit protection.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 4 reviews.
Total 5 star reviews: 4 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
4 reviews
- JKJeannine K.Verified BuyerReviewingSiemens QJH23B060 - 60A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars7/14/26Siemens Breaker
Breaker was a new surplus as described. Fast shipping & handling
- BLBob L.Verified BuyerReviewingSiemens QJH23B100 - 100A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars6/15/26Exactly what I needed / Great service
Excellent experience purchasing the Siemens QJH23B100. The breaker was well-packaged, priced competitively, and arrived right on schedule. It's already installed and operating perfectly. Five stars for both the product and SuperBreakers.
- WEWarren E.ReviewingSiemens QJH23B225 - 225A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars2/17/20Great stock along with Great
Great stock along with Great customer service.
- EDEddie D.ReviewingSiemens QJH23B060 - 60A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars11/27/17Fast delivery
Great service fast delivery and received exact item for a great price.