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Manufacturer Resources
Spec Sheet
Product Specs
- Amperage Rating:
- 50A
- Certifications:
- UL Listed
- Circuit Breaker Type:
- QC
- Connection:
- Cable-in/cable-out
- Interrupt Rating:
- 10 kAIC
- Number Of Poles:
- Two-pole
- Product Height:
- 5 IN
- Product Length Depth:
- 3.8 IN
- Product Weight:
- 2.2 LB
- Product Width:
- .7 IN
- Trip Type:
- Thermal-magnetic
- Voltage Rating:
- 120/240V
- Department:
- Electrical
- Product Group:
- Electrical Components
- Product Subgroup:
- Circuit Breakers
- Product Type:
- Industrial miniature circuit breaker
- Product Details:
- Industrial miniature circuit breaker
B-LINE QC2050N – Frequently Asked Questions
1) Will the QC2050N breaker work on a 240V two-pole circuit like a dryer or water heater?
Yes. The QC2050N is a two-pole, 50 amp breaker rated 120/240V, so it lands on both legs of a residential or light commercial split-phase panel and feeds a 240V load such as a dryer, water heater, range circuit or a subpanel feeder. Match the 50A rating to the wire size and the load's nameplate before installing.
2) What does cable-in/cable-out mean on the Eaton QC breaker, and how does it mount?
Cable-in/cable-out means both the line and load conductors terminate on the breaker itself rather than the breaker plugging onto a panel bus stab. You wire it in line, which is how these QC-type industrial miniature breakers get used in equipment enclosures, control panels and as a standalone disconnect rather than in a standard plug-on load center.
3) Is the QC2050N a thermal-magnetic breaker or an electronic trip unit?
Thermal-magnetic. A bimetal element handles sustained overloads with an inverse time delay, and a magnetic element trips instantly on a short circuit. There is no adjustable electronic trip unit, so the 50 amp trip point is fixed and you size conductors and load to it rather than dialing the breaker in.
4) Does the QC2050N provide ground fault or arc fault protection?
No. It is a straight thermal-magnetic overcurrent device, protecting against overload and short circuit only. If the circuit requires GFCI or AFCI protection under code, you need a dedicated GFCI or AFCI breaker or a protected receptacle downstream.
How fast can I get the B-LINE QC2050N delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the B-LINE QC2050N come with a warranty?
Absolutely. The B-LINE QC2050N is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the B-LINE QC2050N?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the B-LINE QC2050N from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.