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Eaton / Cutler-Hammer BR350 Miniature Circuit Breaker
- 50A
- 3 Pole
- Plug-On
Eaton / Cutler-Hammer
BR350
Miniature Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
BR350
Quantity
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Eaton / Cutler-Hammer BR350 - 50A 3 Pole Miniature Circuit Breaker
New
Quantity
Quantity
Eaton / Cutler-Hammer BR350 - 50A 3 Pole Miniature Circuit Breaker
New
Quantity
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | BR350 |
| Series | BR |
| Amperage | 50A |
| Poles | 3 |
| Mounting Style | Plug-On |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 10kA @ 240VAC |
| Terminal Type | Box Lugs |
|---|---|
| For Use With | Type BR Load Centers |
| Wire Gauge | 14-4 AWG (Cu/Al) |
| Max Wire | 4 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Available Options | Padlock Attachment, Handle Lock |
|---|---|
| Standards | UL 489, Federal Specification W-C375 |
| Approval | UL, CSA |
| Temp Rating | 60C, 75C |
| Construction Features | Common Trip, HACR Rated |
Sold out
Quantity
Eaton / Cutler-Hammer BR350 - 50A 3 Pole Miniature Circuit Breaker
Re-Certified
Quantity
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | BR350-R |
| Series | BR |
| Amperage | 50A |
| Poles | 3 |
| Mounting Style | Plug-On |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 10kA @ 240VAC |
| Terminal Type | Box Lugs |
|---|---|
| For Use With | Type BR Load Centers |
| Wire Gauge | 14-4 AWG (Cu/Al) |
| Max Wire | 4 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Available Options | Padlock Attachment, Handle Lock |
|---|---|
| Standards | UL 489, Federal Specification W-C375 |
| Approval | UL, CSA |
| Temp Rating | 60C, 75C |
| Construction Features | Common Trip, HACR Rated |
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Description
Designed for 3-phase applications, the Eaton BR350 provides dependable thermal-magnetic protection for residential and commercial electrical systems. This 50-amp, 3-pole miniature circuit breaker features a 10kAIC rating at 240V and accommodates 14-4 AWG copper or aluminum wiring. It installs easily into Eaton Type BR load centers, requiring three standard one-inch panel spaces. Featuring a common trip mechanism and HACR rating, it is ideal for protecting heavy-duty HVAC equipment and motors.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | BR350 |
| Series | BR |
| Amperage | 50A |
| Poles | 3 |
| Mounting Style | Plug-On |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 10kA @ 240VAC |
| Terminal Type | Box Lugs |
|---|---|
| For Use With | Type BR Load Centers |
| Wire Gauge | 14-4 AWG (Cu/Al) |
| Max Wire | 4 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Available Options | Padlock Attachment, Handle Lock |
|---|---|
| Standards | UL 489, Federal Specification W-C375 |
| Approval | UL, CSA |
| Temp Rating | 60C, 75C |
| Construction Features | Common Trip, HACR Rated |
Product FAQs
5 answersHow many panel spaces does the Eaton BR350 require?
This 3-pole miniature circuit breaker requires three standard 1-inch spaces in your load center for installation.
What load centers are compatible with the Eaton BR350?
This plug-on breaker is designed specifically for Eaton Type BR load centers. It is also UL-listed for safe installation in many older Bryant, Westinghouse, and Challenger panels.
Is this circuit breaker HACR rated?
Yes, this 3-pole breaker carries an HACR rating, meaning it is certified to safely protect heating, air conditioning, and refrigeration equipment.
How does the common trip mechanism function on this 3-pole breaker?
The internal common trip mechanism ensures that if a fault or overload occurs on any single phase, all three poles trip simultaneously to completely disconnect power to the circuit.
Can the BR350 replace older legacy breakers?
Yes, Eaton manufactures the BR line as a direct, UL-approved replacement for obsolete 1-inch plug-on breakers originally made by Westinghouse, Bryant, and Challenger.
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Reviews
Review summary
Customers rate this product 4.9 out of 5 based on 70 reviews.
Reviews Summary
Generated by AI from 96 most recent customer reviews
Last updated 8/15/25
Customers say these circuit breakers arrive quickly and fit their needs perfectly. Many reviews mention competitive pricing and reliable availability, particularly for hard-to-find models. The products consistently meet expectations for installation and functionality. Reviews frequently note the precise fit and immediate operation of these breakers. Some users appreciate the option of both new and refurbished units.
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Rating
70 reviews
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delivered on time as described
- MPMichael P.Verified BuyerReviewingEaton / Cutler-Hammer BR1520 - 15/20A Tandem Miniature Circuit BreakerI recommend this productRated 5 out of 5 stars8/5/26An excellent business
In this day and age it can be a challenge at times finding a reputable business that fills your order correctly and at the right price and without delay. I am very pleased with your service. Thank you.