Skip to main content
Expedited shipping available at checkout

Eaton / Cutler-Hammer QCR2020 Miniature Circuit Breaker

  • 20A
  • 2 Pole
  • DIN Rail
Eaton / Cutler-Hammer QCR2020
Miniature Circuit Breaker
Brand Eaton / Cutler-Hammer
SKU QCR2020
Select Item Condition
Earn 56 SuperPoints
  • 20A
  • 2 Pole
  • DIN Rail

Quantity

Bulk Pricing
Send your parts list for a volume quote.
Eaton / Cutler-Hammer QCR2020 - 20A 2 Pole Miniature Circuit Breaker

Eaton / Cutler-Hammer QCR2020 - 20A 2 Pole Miniature Circuit Breaker

New

$56.99 In Stock

Quantity

Similar Items

Description

Built for industrial and commercial environments, this 20-amp Quicklag miniature circuit breaker provides robust thermal-magnetic trip functions. The two-pole device features standard box lug terminals for straightforward cable-in/cable-out wiring. It mounts onto 35mm DIN rails, making it an excellent choice for OEM control panels and telecommunications equipment. With a 10 kAIC interrupt rating at 120/240V and HACR certification, it ensures reliable performance in demanding applications.

Specifications

Key specifications
Brand Eaton / Cutler-Hammer
Series QCR
Amperage 20A
Poles 2
Mounting Style DIN Rail
Voltage 120/240VAC, 48VDC, 62.5VDC
Phase 1
AIC Rating 10kA @ 120/240VAC, 3kA @ 48VDC, 3kA @ 62.5VDC
Fit and installation
Frame Type QCR
Terminal Type Box Lugs
For Use With DIN Rail, OEM Control Panels, Telecom Power Systems
Wire Gauge 14-4 AWG
Max Wire 4 AWG
Min Wire 14 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed
Standards and features
Available Options Padlock Attachment, Shunt Trip, Auxiliary Switch
Accessories Line and Load Lugs Included
Standards CSA C22.2 No. 5, UL 489
Approval CSA, HACR, UL
Temp Rating 40C
Construction Features HACR Rated, Non-Interchangeable Trip, Common Trip

Product FAQs

6 answers
How is the Eaton QCR2020 circuit breaker mounted?

The QCR2020 is designed for 35mm DIN rail mounting, but it also supports rear or chassis mounting configurations. It is commonly installed in OEM control panels and telecom power systems.

What type of wire connections does the QCR2020 use?

This breaker features standard box lug terminals configured for cable-in and cable-out feed-thru connections. The lugs accept wire sizes ranging from 14 AWG to 4 AWG.

Can I use the QCR2020 in a standard residential load center?

No. The QCR2020 is an industrial miniature circuit breaker designed for DIN rail or chassis mounting in control panels and machinery. It is not compatible with standard residential plug-on or bolt-on load centers.

What are the DC voltage ratings for the Eaton QCR2020?

In addition to its standard AC ratings, the QCR2020 is rated for direct current applications. It provides a 3 kAIC interrupting capacity at both 48VDC and 62.5VDC.

What type of trip unit is equipped on the QCR2020?

This breaker utilizes a fixed thermal magnetic trip unit. It provides both long-time thermal protection against overloads and instantaneous magnetic protection against short circuits.

Is the Eaton QCR2020 suitable for HVAC equipment?

Yes, this breaker is HACR rated. It is approved for use with heating, air conditioning, and refrigeration equipment that requires group motor protection.

SuperClub

Join free. Get 500 SuperPoints.

Earn points on eligible purchases and redeem them at checkout.

100 SuperPoints = $1 off.

Warranties

60-Day Warranty

Your purchase includes 60 days of SuperBreakers warranty coverage.

Get a Quote

Don’t see what you’re looking for?

We source obsolete and hard-to-find parts every day.

Shipping

Free Shipping Policy

Parcel shipments with item value over $99 qualify for free economy shipping within the continental US. Please call to confirm special handling instructions. We do not charge a handling fee or require a minimum amount on any order. SuperBreakers does not ship on customer accounts.

Read our full shipping policy

Same Day Shipping

We strive to ship out your items the same day the order is placed. In rare circumstances SuperBreakers may reserve up to 5 business days to consolidate orders for complete shipment.

Expedited Shipments

Orders being shipped via Next Day Air, 2 Day Shipping or 3 Day Shipping must be received by 3 PM EST to guarantee same-day shipments. Expedited orders only ship on normal business days. Shipments will NOT be sent out on Saturdays and Sundays.

International Shipping

All International orders require a $1,000 minimum order threshold. Due to the special nature of these shipments, we require that these be placed with a SuperBreakers representative. Additional shipping and instructions will apply. All International Orders are Non-Cancel and Non-Refundable.