Picture 1 of 1

1 Circuit Breaker Square D QO320 20 Amp 3 Pole 240V Plug-In - Black (QO320)

5.02 product ratings

RES LLC STORE (5876)

99.5% positive feedback

Price:

$65.00

Free shipping

Estimated delivery Mon, Nov 10 - Mon, Nov 17

Returns:

30 days returns. Buyer pays for return shipping. If you use an eBay shipping label, it will be deducted from your refund amount.

Condition:

New

Take $5.00 off this item

Ends 11 NovSee details

The NEW SQUARE D QO320 circuit breaker is a reliable and efficient component for electrical systems. With a maximum amperage of 20A and voltage rating of 240VAC, this 3-pole circuit breaker is designed to handle a variety of electrical loads. The plug-on mounting style makes installation quick and easy, while the Type D tripping characteristics ensure optimal performance. Square D, a trusted brand in the industry, guarantees quality and durability with this QO circuit breaker.

About this product

Product Identifiers

BrandSquare D

MPNQO320

ModelQO320

eBay Product ID (ePID)15051370140

Product Key Features

Number of Throws1

Suitable ForInterior, Exterior

Tripping CharacteristicsType D

Current TypeAC

Control StyleSwitch, Analog/Mechanical

ColorBlack

Operation MethodOn/Off

Interruption TypeThermal Circuit Breaker

Number in Pack1

FeaturesPhase control, Thermal Overload Protection, Trip Indicator

Protection PropertiesOverload Protection

Mounting StylePanel, Clip-On, Plug-In/On, Bolt-On, Snap-In

Number of Positions2

Maximum Amperage20 A

Number of Phases3

MaterialABS/Plastic

Number of Poles3

Number of Circuits1-10

All listings for this product

SQUARE D QO CIRCUIT BREAKER QO320 20AMP 240VOLT 3POLE OLD

item 1 SQUARE D QO CIRCUIT BREAKER QO320 20AMP 240VOLT 3POLE OLD

SQUARE D,QO320,CIRCUIT BREAKER 20A 120/240V 3P

item 2 SQUARE D,QO320,CIRCUIT BREAKER 20A 120/240V 3P

Square D QO320 3 Pole 20 Amp 240 V Plug In Circuit Breaker Type QO B#

item 3 Square D QO320 3 Pole 20 Amp 240 V Plug In Circuit Breaker Type QO B#

Square D QO 320 20 Amp 3 Pole Circuit Breaker Type QO 240VAC HACR 20A Used Good

item 4 Square D QO 320 20 Amp 3 Pole Circuit Breaker Type QO 240VAC HACR 20A Used Good

+$5.98 shipping

Square D QO320 Circuit Breaker, 3-Pole, 20A, 240VAC, Type QO

item 5 Square D QO320 Circuit Breaker, 3-Pole, 20A, 240VAC, Type QO

Square D QO320 Circuit Breaker, 3-Pole, 20A, 240VAC, Type QO **Free Shipping**

item 6 Square D QO320 Circuit Breaker, 3-Pole, 20A, 240VAC, Type QO **Free Shipping**

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 7 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 8 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 9 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 10 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 11 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 12 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 13 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 14 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 15 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 16 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 17 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

Square D QO320 Circuit Breaker, 3-Pole, 20A, 240VAC, Type QO **Free Shipping**

item 18 Square D QO320 Circuit Breaker, 3-Pole, 20A, 240VAC, Type QO **Free Shipping**

Square D Min. Circuit Breaker, 20 A, 120/240VAC, 3 Pole, Plug In Mounting QO320

item 19 Square D Min. Circuit Breaker, 20 A, 120/240VAC, 3 Pole, Plug In Mounting QO320

Square D QO320 Circuit Breaker 20 Amp 3 Pole 240 Volt Plug In AB#

item 20 Square D QO320 Circuit Breaker 20 Amp 3 Pole 240 Volt Plug In AB#

SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

item 21 SQUARE D QO320 TYPE QO 3-P 20A 240V CIRCUIT BREAKER. THREE PHASE COMMERCIAL

Square D QO320 Circuit Breaker 20A 3P

item 22 Square D QO320 Circuit Breaker 20A 3P

Square D QO320 Circuit Breaker 20A 3P 1D322

item 23 Square D QO320 Circuit Breaker 20A 3P 1D322

SQUARE D QO CIRCUIT BREAKER QO320 20AMP 240VOLT 3POLE 10KA

item 24 SQUARE D QO CIRCUIT BREAKER QO320 20AMP 240VOLT 3POLE 10KA

Square D QO QO320 3 Pole 20 Amp 120/240V Black Circuit Breaker AK

item 25 Square D QO QO320 3 Pole 20 Amp 120/240V Black Circuit Breaker AK

Square D QO320 Circuit Breaker 20 Amp 3 Pole 240 Volt HACR Type Plug In Warranty

item 26 Square D QO320 Circuit Breaker 20 Amp 3 Pole 240 Volt HACR Type Plug In Warranty

Square D QOB320 3 Pole 20 Amp Circuit Breaker Type QOB 240VAC Bolt On 20A 3P

item 27 Square D QOB320 3 Pole 20 Amp Circuit Breaker Type QOB 240VAC Bolt On 20A 3P

+$9.99 shipping

USED Square D 20 Amp 3 Pole 240 Volt HACR Miniature Circuit Breaker QO320

item 28 USED Square D 20 Amp 3 Pole 240 Volt HACR Miniature Circuit Breaker QO320

Square D QO320 Circuit Breaker 20 Amp 3 Pole 240 Volt HACR Type BLACK D FACE

item 29 Square D QO320 Circuit Breaker 20 Amp 3 Pole 240 Volt HACR Type BLACK D FACE

Square D QO320 3 Pole 20 Amp 120/240V Circuit Breaker 1 Year Warranty

item 30 Square D QO320 3 Pole 20 Amp 120/240V Circuit Breaker 1 Year Warranty

SQUARE D - QO320 - STAB CIRCUIT BREAKER - 20A/3 POLE/240VAC

item 31 SQUARE D - QO320 - STAB CIRCUIT BREAKER - 20A/3 POLE/240VAC

QO320 SQUARE D 3POLE 20AMP 240V

item 32 QO320 SQUARE D 3POLE 20AMP 240V

Square D QO 20 Amp 3 Pole 240VAC Type QO Plug-In Breaker

item 33 Square D QO 20 Amp 3 Pole 240VAC Type QO Plug-In Breaker

Square D QO320 Circuit Breaker 20 Amp 3 Pole 240 Volt HACR Type Plug In Warranty

item 34 Square D QO320 Circuit Breaker 20 Amp 3 Pole 240 Volt HACR Type Plug In Warranty

Square D QO320 - 20 Amp 3-Pole Circuit Breaker 240 VAC Type QO

item 35 Square D QO320 - 20 Amp 3-Pole Circuit Breaker 240 VAC Type QO

+$10.00 shipping

SQUARE D QO320 3 POLE 20 Amp 240 Volt Plug On Circuit Breaker Used

item 36 SQUARE D QO320 3 POLE 20 Amp 240 Volt Plug On Circuit Breaker Used

Square D QO320 - 20 Amp 3-Pole Circuit Breaker 240 VAC Type QO Chipped W#

item 37 Square D QO320 - 20 Amp 3-Pole Circuit Breaker 240 VAC Type QO Chipped W#

Square D QO320 3 Pole 20 Amp 240 V Plug In Circuit Breaker Type QO

item 38 Square D QO320 3 Pole 20 Amp 240 V Plug In Circuit Breaker Type QO

+$11.65 shipping

Square D 20 Amp 3 Pole QO320 Circuit Breaker Type QO

item 39 Square D 20 Amp 3 Pole QO320 Circuit Breaker Type QO

+$7.80 shipping

Square D QO320 20 Amp 3 Pole 240V Plug in B# Circuit Breaker

item 40 Square D QO320 20 Amp 3 Pole 240V Plug in B# Circuit Breaker

Square D Type QO Circuit Breaker QO320 Class NI 3 Pole 20 Amp 240VAC used

item 41 Square D Type QO Circuit Breaker QO320 Class NI 3 Pole 20 Amp 240VAC used

SQUARE D QO320 3 POLE 20 Amp 240 Volt Plug On Circuit Breaker Old Style Breaker

item 42 SQUARE D QO320 3 POLE 20 Amp 240 Volt Plug On Circuit Breaker Old Style Breaker

Square D QO320 3 Pole 20 Amp 240 volt type QO Plug-In Circuit Breaker 10kA@240 W

item 43 Square D QO320 3 Pole 20 Amp 240 volt type QO Plug-In Circuit Breaker 10kA@240 W

SQUARE D QO320 3 POLE 20 Amp 240 Volt Plug On Circuit Breaker

item 44 SQUARE D QO320 3 POLE 20 Amp 240 Volt Plug On Circuit Breaker

SQUARE D, QO320, 20A, 240V, 3 POLE, CIRCUIT BREAKER *RECONDITIONED

item 45 SQUARE D, QO320, 20A, 240V, 3 POLE, CIRCUIT BREAKER *RECONDITIONED

SQUARE D QO320 USED 20A 3 POLE CIRCUIT BREAKER QO320

item 46 SQUARE D QO320 USED 20A 3 POLE CIRCUIT BREAKER QO320

+$9.95 shipping

USED Square D QO320 20A 3 Pole 240VAC SNAP-IN Breaker

item 47 USED Square D QO320 20A 3 Pole 240VAC SNAP-IN Breaker

QO320 Square D 20 Amp Circuit Breaker W# SEE PICS

item 48 QO320 Square D 20 Amp Circuit Breaker W# SEE PICS

QO320 Square D 20 Amp Circuit Breaker *NEXT DAY OPTION*

item 49 QO320 Square D 20 Amp Circuit Breaker *NEXT DAY OPTION*

QO320 Square D 20 Amp Circuit Breaker *NEXT DAY OPTION*

item 50 QO320 Square D 20 Amp Circuit Breaker *NEXT DAY OPTION*

Square D QO320 Miniature Circuit Breaker 20A 240V Type QO

item 51 Square D QO320 Miniature Circuit Breaker 20A 240V Type QO

+$14.99 shipping

Square D QO320 Miniature Circuit Breaker, 3-Pole, 20A, 120/240VAC, Plug-In

item 52 Square D QO320 Miniature Circuit Breaker, 3-Pole, 20A, 120/240VAC, Plug-In

Square D QO320 3 Pole 20 Amps Old Version Circuit Breaker

item 53 Square D QO320 3 Pole 20 Amps Old Version Circuit Breaker

+$19.99 shipping

SQUARE D QO320 3 POLE CIRCUIT BREAKER 20A 240V

item 54 SQUARE D QO320 3 POLE CIRCUIT BREAKER 20A 240V

USED Square D QO320 20 Amp 3 Phase 240V Plug-In Circuit Breaker

item 55 USED Square D QO320 20 Amp 3 Phase 240V Plug-In Circuit Breaker

Square D QO320PL, 20 Amp, 240 Volt, 3 Pole, Power Link Circuit Breaker- WARRANTY

item 56 Square D QO320PL, 20 Amp, 240 Volt, 3 Pole, Power Link Circuit Breaker- WARRANTY

+$9.99 shipping

NEW SQUARE D QO320 circuit breaker, QO, 20A, 3 pole, 120/240VAC, 10kA, plug in

item 57 NEW SQUARE D QO320 circuit breaker, QO, 20A, 3 pole, 120/240VAC, 10kA, plug in

Square D/QO320 / 20A /3 P/240VAC/ Plug-in /QO/ Breaker/ NEW STYLE/NEW(36C1UP

item 58 Square D/QO320 / 20A /3 P/240VAC/ Plug-in /QO/ Breaker/ NEW STYLE/NEW(36C1UP

Square D QO320 Three Pole 20 Amp Stab Lock Ships on the Same Day

item 59 Square D QO320 Three Pole 20 Amp Stab Lock Ships on the Same Day

+$8.75 shipping

listings for this product

Ratings and Reviews

5.0

2 product ratings

2 users rated this 5 out of 5 stars
0 users rated this 4 out of 5 stars
0 users rated this 3 out of 5 stars
0 users rated this 2 out of 5 stars
0 users rated this 1 out of 5 stars

Good value

Would recommend

Good quality

Most relevant reviews

by cdarnocgss
Mar 21, 2025
Really nice you can find parts you need with convenience of internet instead of spending time driving from location to location trying to locate part
Good price good deal
Verified purchase: YesCondition: Pre-owned
by lchoat_0
Sep 29, 2025
Used but it very good shape. Totally ple...
Used but it very good shape. Totally pleased
Verified purchase: YesCondition: Pre-owned

Best Selling in Circuit Breakers

Save on Circuit Breakers

You may also like