Reference images. Contact us for photos of the available unit.


Eaton

BD3020

Cutler Hammer 30A/20A 120V 1-Pole Duplex Plug-On Circuit Breaker, Thermal Magnetic, 10kAIC, Type BD, UL 489


Current: 20Poles: 2Voltage: 120VConnection: Feed-Thru
Choose your condition
Compare New & Re-Certified

New
Original equipment manufacturer (OEM) products that have never been energized. New items may come in their original factory packaging or may be unused components removed from new panels. Packaging and cosmetic appearance can vary; contact our team for details or photos of the available unit.

Re-Certified
Original equipment manufacturer (OEM) products that have previously been energized and have been inspected, tested, and recertified for return to service. These items may show signs of prior use. Contact our team for details about the unit’s condition, testing documentation, and applicable warranty.

Ask about this part →
Price:
Sale price$21.17 Regular price$94.50
Save $73.33
Stock:
59 In stock, ready to be shipped

Need it urgently? Call to confirm shipping options

Buying for a project? Request a quote

Same-Day Shipping

Most items ship same-day if ordered by 12:30 PM PST.

Product Description & Specifications

Confirm the complete catalog number and application requirements before ordering. The specifications below reflect the product information available for this listing.

Manufacturer
Eaton
Brand
Cutler Hammer
Sub-Category
Molded Case
Series
BD Series
Frame
BD
Rated current
20
Voltage
120V
Poles
2
Phases
1
Interrupting rating
10kA@120V
Trip functions
LI - Long-Time and Instantaneous
Protection
Thermal Magnetic
Connection
Feed-Thru
Country of origin
Dominican Republic
Show all specifications (5 more)
UPC
786676369459
GTIN
00786676369459
Dimensions
2 in x 3 in x 1 in (Length/Depth x Height x Width)
Weight
0.38
Certification
UL 489,Federal Specifications Classification W-C375
Product description & additional details

BD3020


BD3020 is a Cutler Hammer duplex circuit breaker designed for reliable protection in residential and light commercial load centers.

This thermal magnetic, single-pole tandem breaker features independent trip for two circuits—30A on the outside pole and 20A on the inside pole—in a compact, plug-on design. It is UL 489 listed and compatible with Type BR load centers, offering a 10kA interrupting rating at 120VAC for enhanced safety and performance.

Key Specifications

  • Amperage: 30A (outside pole), 20A (inside pole)
  • Voltage: 120VAC
  • Poles: 1 (duplex/tandem, two circuits)
  • Mounting Type: Plug-on
  • Interrupt Rating: 10kAIC at 120V
  • Series/Frame: Type BD, BR compatible
  • Trip Unit: Thermal magnetic, independent trip
  • Certifications: UL 489, HACR rated
  • Wire Size: #14–4 AWG (copper/aluminum)
  • Rejection tab for CTL compliance
  • Feed-thru design
  • Long time and instantaneous trip functions

At Essential Parts, we offer fast shipping, lowest price, and expert support to help you get the right product every time.


Specifications

  • Part Number: BD3020
  • Manufacturer : Eaton
  • Brand : Cutler Hammer
  • Category : Circuit Breaker
  • Item Subcategory : Molded Case
  • Family : BD Series
  • Type : BD
  • Voltage : 120
  • Amperage : 20
  • Phase : 1
  • Poles : 2
  • AIC rating : 10kA@120V
  • Connection : Feed-Thru
  • Functions : LI - Long-Time and Instantaneous
  • Protection : Thermal Magnetic

Product Data

  • UPC : 786676369459
  • GTIN : 00786676369459
  • Country of Origin : Dominican Republic
  • Dimensions : 2 in x 3 in x 1 in (Length/Depth x Height x Width)
  • Weight : 0.38
  • Certification : UL 489,Federal Specifications Classification W-C375

Return eligibility: what to know before ordering

Return requests must be made within 30 days of shipping and require authorization. Used, installed, energized, or tested items are not eligible. A restocking fee of up to 35% may apply. Review the full policy before purchase.

Product-specific restrictions apply. International orders are non-cancellable and non-refundable under the policy.

Read the complete return and warranty policy ↗

Warranty supplied by Essential Electric

Warranty coverage is provided by Essential Electric, subject to the product and policy terms. Essential Electric is an independent supplier. Surplus or discontinued inventory may not qualify for the original manufacturer’s warranty.

Review coverage, exclusions, and the claim process ↗

Hear from other buyers.

What customers say about ordering from Essential Electric.

Reviews for this product

You may also like

Save $1,179.45
default product icon Cutler Hammer GHB3100 Circuit Breaker | Series C GHB 480V 100A - Essential Electric Supply
GHB3100 - Cutler Hammer Bolt-on 480V 100A 3 pole circuit breaker 14kA@480V
Sale priceFrom $305.68 Regular price $1,485.13
In stock
Choose options
Save $769.47
default product icon GHB3030 - Cutler Hammer Bolt-on 480V 30A 3 pole circuit breaker 14kA@480V - Essential Electric Supply
GHB3030 - Cutler Hammer Bolt-on 480V 30A 3 pole circuit breaker 14kA@480V
Sale priceFrom $315.15 Regular price $1,084.62
In stock
Choose options
Save $900.19
default product icon GHB3020 - Cutler Hammer Bolt-on 480V 20A 3 pole circuit breaker 14kA@480V - Essential Electric Supply
GHB3020 - Cutler Hammer Bolt-on 480V 20A 3 pole circuit breaker 14kA@480V
Sale priceFrom $184.43 Regular price $1,084.62
In stock
Choose options
Save $452.81
default product icon CH2100 - Cutler Hammer Plug-In 100 Amp 2 Pole Circuit Breaker - Essential Electric Supply
CH2100 - Cutler Hammer 100 Amp 2 Pole 120/240V Thermal Magnetic Circuit Breaker
Sale priceFrom $54.12 Regular price $506.93
In stock
Choose options
Save $55.01
default product icon BRSF150 - Cutler Hammer  240V 150A 2 pole circuit breaker - Essential Electric Supply