Call or text 469-316-8517Mon to Fri 9 AM to 4:30 PM CT In stock, zero lead timeFree US shipping
Menu

Square D · Circuit Breakers & Accessories

Square D AD-6378 Circuit Breaker

Square D AD-6378 Circuit Breaker 20A 240V 10kA Industrial Electrical Part Spare

1 unit in stock from $13.89 Free US shipping · zero lead time

Email me when you list more Square D

KIV Industrial Parts is NOT an authorized distributor of Square D. Manufacturer warranty does not apply.

1 listing of this part

Specifications

ManufacturerSquare D
Part numberAD-6378
CategoryCircuit Breakers & Accessories
From the listing title
Voltage240 V
Current20 A
Interrupting rating10 kA
Also known as
  • AD6378
  • AD 6378

Ratings are as printed in every listing's title; check the manufacturer's documentation before installing.

Square D AD-6378: questions

Where can I buy the Square D AD-6378?

KIV Industrial Parts has 1 in stock at its warehouse in Princeton, TX, from $13.89. Orders placed by 3 PM on business days ship the same day with free shipping to all 50 US states.

What is the Square D AD-6378?

The Square D AD-6378 is a Circuit Breaker, listed under Circuit Breakers & Accessories.

What condition is the Square D AD-6378 in?

In stock as New, Open Box. Every listing shows photos of the actual unit that ships; the conditions are explained at https://kivparts.com/conditions.

Is the Square D AD-6378 guaranteed?

Yes: KIV Industrial Parts's 30-day guarantee covers a part that arrives not as described, dead on arrival or damaged (https://kivparts.com/returns).

Disclaimer

KIV Industrial Parts is not an authorized distributor, dealer or representative of Square D, and is not affiliated with or endorsed by Square D. The brand and part number are used only to identify the product. Items may be surplus, used or refurbished, may have older date codes or series, and are not covered by the manufacturer's warranty.

More Square D Circuit Breakers & Accessories

See all ›
Square D FAL22020 AL50FA Circuit Breaker

Square D

FAL22020

Square D D AL50FA FAL22020 240V Circuit Breaker 20A 2P Overcurrent Protection

New, Open Box

Only 1 left

Free shippingShips today by 3 PM CT

$32.89

Make an offer on Square D FAL22020
Square D QHB115 Type QOB Bolt-On Circuit Breaker

Square D

QHB115

Square D QHB115 Type QOB 1 Pole 15A 65kA Bolt-On Circuit Breaker 120/240VAC HACR

New, Open Box

In stock

Free shippingShips today by 3 PM CT

$67.89

Make an offer on Square D QHB115
Square D HOM120 Homeline Circuit Breaker

Square D

HOM120

Square D HOM120 Homeline Circuit Breaker 20A 1 Pole 120/240VAC 10kA Electrical

Used

Only 1 left

Free shippingShips today by 3 PM CT

$8.89

Make an offer on Square D HOM120

Related parts in stock

Square D QOB120-NS Miniature Breaker

Square D

QOB120-NS

Square D QOB120-NS Miniature Breaker 20 A 120/240 V Bolt-On 10 kA LOT OF 11

New, Open Box Lot of 11

Only 1 lot left

Free shippingShips today by 3 PM CT

$97.89 / lot of 11

Make an offer on Square D QOB120-NS
Square D 10000 Circuit Breaker

Square D

10000

Square D Circuit Breaker 1 Pole 120/240VAC 10000 AIR Plug On Industrial 20 amp

Used

Only 1 left

Free shippingShips today by 3 PM CT

$9.89

Make an offer on Square D 10000
Square D QOB3405238 Bolt on Circuit Breaker

Square D

QOB3405238

Square D QOB3405238 Bolt On Circuit Breaker 3 Pole 40A 240V Ring Terminal Panel

Used

Only 1 left

Free shippingShips today by 3 PM CT

$96.89

Make an offer on Square D QOB3405238
Square D 4020513001K Cover

Square D

4020513001K

Square D 4020513001K Cover Trim Screw Kit 1/2” QO/Homeline BAG OF 10

New Lot of 10

Only 1 lot left

Free shippingShips today by 3 PM CT

$10.89 / lot of 10

Make an offer on Square D 4020513001K