- Stock 16
20 Amp Quad Pole Standard BR Circuit Breaker · Eaton BR420
What this product is for
The Eaton BR420 is a Type BR quad plug-in circuit breaker used in compatible loadcentres and panelboards for branch circuit protection. It is a non-CTL thermal magnetic breaker rated 20A, 120/240V, with 10 kAIC interrupting capacity.
Use for
Use for service and renovation work where you need two 2-pole 20A circuits in one breaker position arrangement, subject to panel approval and circuit layout. Common applications include residential and light commercial panel work using Eaton Type BR equipment.
Avoid for
Avoid using this breaker in panels not listed for Eaton Type BR breakers or where non-CTL devices are not permitted by the panel labelling and local code. Do not use it as a substitute for classified or series-specific breakers in other panel families.
Best for
Best for electricians adding or replacing 120/240V branch circuits in compatible BR loadcentres where space is tight. It is also useful for replacement work matching an existing BR quad format.
Installed in
Installed in Eaton Type BR loadcentres, panelboards, or similar listed equipment. Check the panel directory and labelling before ordering to confirm quad and non-CTL acceptance.
Why this product exists
This breaker helps create additional circuit capacity in compatible panels without moving to a larger enclosure. As a rule of thumb, quad breakers are chosen when the panel is short on spaces but still listed for multi-pole space-saving breaker configurations.
Actual suitability depends on panel model, bus design, breaker position, and local electrical code.
Compared with similar products
Compared with a standard 2-pole breaker, the BR420 combines two 2-pole 20A circuits in a quad format. Compared with CTL versions, this model is identified as non-CTL, which matters for replacement and panel compatibility decisions.
Specifications
- Manufacturer part number: BR420
- Brand: Eaton
- Breaker type: Quad plug-in circuit breaker
- Series: Type BR
- Amperage: 20A
- Voltage rating: 120/240V AC
- Poles: 4-pole quad configuration providing two 2-pole 20A circuits
- Interrupt rating: 10 kAIC
- Trip type: Thermal magnetic
- Breaker format: Non-CTL
- Conductor range: #14 to #4 AWG copper or aluminium
- Typical use: Compatible loadcentres and panelboards
- ApplicationCompatible loadcentres and panelboards
- Current Rating20A
- Conductor Range#14 to #4 AWG copper or aluminium
- Voltage120/240V AC
- Poles4-pole quad configuration providing two 2-pole 20A circuits
- Interrupt Rating10 kAIC
- Trip TypeThermal magnetic
- SeriesType BR
- Breaker TypeQuad plug-in circuit breaker
- Breaker FormatNon-CTL
- BrandsEaton
- Stock in Elmira2
- Stock in Flesherton1
Aptico Supply Delivery
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Local delivery routes, pickup options, and contractor-focused service from our Elmira and Flesherton locations.

Delivery Built Around Electrical Contractors
Aptico Supply helps electricians, contractors, and commercial buyers get the electrical materials they need without unnecessary delays. Whether you are ordering for a jobsite, restocking service inventory, or arranging pickup, our delivery options are designed to keep work moving.
Free Daily Delivery
Free daily delivery is available for larger contractor accounts.
- Order by 9:00 AM for morning delivery
- Order by 2:00 PM for afternoon delivery
- Available in qualifying local delivery areas
Free Weekly Delivery
Free weekly delivery is available for smaller accounts in select service areas.
- Elmira area delivery: Tuesday
- Flesherton area delivery: Thursday
- Order by 11:00 AM on the route day
Pickup Options
Pickup is available from our Ontario locations for customers who prefer to collect their order directly.
- Elmira pickup available
- Flesherton pickup available
- Call ahead for large or special-order items
Local Delivery Areas
See our local delivery coverage below. Delivery charges may apply outside regular route areas or for oversized items.
Delivery Questions
Do you offer free delivery?
Yes, free delivery is available for qualifying contractor accounts and selected local delivery routes.
Can I pick up my order?
Yes, pickup is available from our Elmira and Flesherton locations.
Do delivery charges apply?
Delivery charges may apply outside regular local routes, for smaller orders, or for oversized and heavy items.
Can you deliver to jobsites?
Yes, jobsite delivery may be available depending on the order size, location, and delivery schedule.
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Contact Aptico Supply to confirm your delivery options, pickup availability, or contractor account eligibility.
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