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


Siemens

BA120AFH

Siemens 20A 120V 1 Pole Arc Fault Circuit Breaker BL Series Bolt-On 22kAIC


Current: 20Poles: 1Voltage: 120VConnection: Bolt-On
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 $128.78
Stock:
Low inventory, please call (866) 377-3532 for stock check

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
Siemens
Sub-Category
Molded Case
Series
BL Series
Frame
BA
Rated current
20
Voltage
120V
Poles
1
Phases
1
Interrupting rating
22kA@120V
Trip functions
Long Time and Instantaneous Trip
Protection
Thermal Magnetic
Connection
Bolt-On
Breaker type
AFCI
Country of origin
Philippines
Show all specifications (5 more)
Temp Rating
-13°F to 158°F (-25°C to 70°C)
UPC
887621020095
GTIN
00051712258319
Dimensions
1.181 x 3.15 x 5.118 inch
Weight
0.243
Product description & additional details

BA120AFH


BA120AFH is a 1 pole, 20A, 120V arc fault circuit breaker from Siemens' BL series, designed for panelboard mounting with bolt-on connection. This molded case circuit breaker provides reliable thermal magnetic protection with long time and instantaneous trip functions, suitable for residential and commercial applications requiring arc fault protection. The BA120AFH features a 22kAIC interrupting rating at 120V, making it suitable for use in systems with high available fault current. It is UL and CSA listed for safety and compliance, and is designed for use with panelboards in standard 1-inch wide mounting spaces.
  • Part Number: BA120AFH
  • Manufacturer: Siemens
  • Series: BL
  • Amperage: 20A
  • Voltage: 120VAC
  • Poles: 1
  • Mounting Type: Panelboard (Bolt-On)
  • Interrupting Rating: 22kAIC at 120V
  • Frame Type: BA
  • Protection Type: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Certifications: UL, CSA
At Essential Parts, we offer fast shipping, lowest price, and expert support to help you get the right product every time.

Specifications

  • Part Number: BA120AFH
  • Manufacturer : Siemens
  • Brand : Siemens
  • Category : Circuit Breaker
  • Item Subcategory : Molded Case
  • Family : BL Series
  • Type : BA
  • Voltage : 120
  • Amperage : 20
  • Phase : 1
  • Poles : 1
  • AIC rating : 22kA@120V
  • Connection : Bolt-On
  • Functions : Long Time and Instantaneous Trip
  • Temp Rating : -13°F to 158°F (-25°C to 70°C)
  • Protection : Thermal Magnetic

Product Data

  • UPC : 887621020095
  • GTIN : 00051712258319
  • Country of Origin : Philippines
  • Dimensions : 1.181 x 3.15 x 5.118 inch
  • Weight : 0.243

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 $520.02
default product icon BRL215AF - Cutler Hammer 15 Amp 2-Pole 120/240V Arc Fault Circuit Breaker Type BR Frame - Essential Electric Supply
Save $300.77
default product icon
Save $300.01
default product icon
BR115AF - Westinghouse 15A 1 Pole 120V AFCI Molded Case Circuit Breaker
Sale priceFrom $82.99 Regular price $383.00
In stock
Choose options
Save $436.02
default product icon BA120AFC - SIemens Bolt-On 20 Amp 1 Pole Circuit Breaker - Essential Electric Supply
Choose options
Save $1,058.02
default product icon B220AFC - SIemens Bolt-On 20 Amp 2 Pole Circuit Breaker - Essential Electric Supply
B220AFC - Siemens 20 Amp 2 Pole 240 Volt Bolt-On Arc Fault Circuit Breaker BAF Frame
Sale priceFrom $109.98 Regular price $1,168.00
In stock
Choose options
Save $711.00
default product icon MP220AFC - Siemens Plug-In 240V 20A 2 pole circuit breaker 22kA@240V - Essential Electric Supply
MP220AFC - Murray 20A 120/240V 2 Pole Arc Fault Circuit Breaker MP Series
Sale priceFrom $0.00 Regular price $711.00
In stock
Choose options
Essential Electric Default Product Image
Essential Electric Default Product Image