Featured Categories

  • Tools & Machining
  • Shipping, Packaging & Office Supplies
  • Plumbing
  • Safety

Shop Categories

  • Abrasives & Polishers
  • Adhesives & Tapes
  • Electrical Supplies
  • Electronics
  • Fasteners
  • Food Service & Restaurant Supplies
  • Furniture, Linens & Decor
  • Grounds & Outdoor
  • Hardware & Building Materials
  • Heating & Cooling
  • Janitorial & Cleaning Supplies
  • Lab Equipment & Supplies
  • Lighting
  • Material Handling
  • Medical & Personal Care
  • Paint, Coatings & Supplies
  • Plumbing
  • Power Transmission
  • Pumps
  • Raw Materials
  • Safety
  • Shipping, Packaging & Office Supplies
  • Storage & Workspace
  • Test Instruments & Gauges
  • Tools & Machining
  • Vehicle Maintenance
  • Welding, Soldering & Brazing
  • About Us
  • Deals
  • Contact Us

Added to Cart

Skip to Main Content Accessibility Statement
FREE SHIPPING on orders over $50 after you . Restrictions Apply
Zoro Homepage
Clipboard Icon Clipboard Icon Quick Order
User Headset Icon User Headset Icon Support
0
0
Cart
  • Low prices on everyday needs. Shop Zoro Select
  • Don't miss these limited time offers. Shop All Deals
  • Get 30 days to pay with Net 30. Apply Now
  1. Home
  2. /
  3. Electrical Supplies
  4. /
  5. Circuit Protection
  6. /
  7. Circuit Breaker & Panelboard Accessories

Circuit Breaker & Panelboard Accessories (2,500+ items) - Page 4

Square D Q2 Circuit Breaker Filler Plate Q2FP
Square D

Q2 Circuit Breaker Filler Plate

Zoro # G3156636
Mfr # Q2FP
product price: 
$24.79
/ea
Square D Handle Tie, Square D QO and QOT Circuit Breakers, 30A, 1 Poles QOTHT
Square D

Handle Tie, Square D QO and QOT Circuit Breakers, 30A, 1 Poles

Zoro # G0300937
Mfr # QOTHT
product price: 
$5.75
/ea
Ge Lug Kit, PowerMark Gold and Plus Load Centers Use With, 120/240V AC, 125A TNLK250
Ge

Lug Kit, PowerMark Gold and Plus Load Centers Use With, 120/240V AC, 125A

Zoro # G8511474
Mfr # TNLK250
product price: 
$13.89
/ea
Square D Mini circuit breaker accessory, QO, padlock attachment, 2 pole, ground fault interrupter GFI2PA
Square D

Mini circuit breaker accessory, QO, padlock attachment, 2 pole, ground fault interrupter

Zoro # G3510370
Mfr # GFI2PA
product price: 
$10.99
/ea
Square D Lug, 225A, 4 Poles QO2225SL
Square D

Lug, 225A, 4 Poles

Zoro # G0567065
Mfr # QO2225SL
product price: 
$214.99
/ea
Eaton Br Field Installation Kit And Part BRMS
Eaton

Br Field Installation Kit And Part

Zoro # G512415269
Mfr # BRMS
product price: 
$6.15
/ea
Sold in mult. of 2 for $12.30
Best Weather Cover, For 41B Series Padlocks 41BWC
Best

Weather Cover, For 41B Series Padlocks

Zoro # G6593671
Mfr # 41BWC
product price: 
$11.65
/ea
Ge Lug Kit, PowerMark Gold and Plus Load Centers Use With, 120/240V AC, 125A TLK20
Ge

Lug Kit, PowerMark Gold and Plus Load Centers Use With, 120/240V AC, 125A

Zoro # G8511221
Mfr # TLK20
product price: 
$10.95
/ea
Square D Lug Kit, Homeline and QO Load Centers, 125A QOL125
Square D

Lug Kit, Homeline and QO Load Centers, 125A

Zoro # G2217424
Mfr # QOL125
product price: 
$53.49
/ea
Square D Lug, 240V AC, 125A, 3 Poles QO3125SL
Square D

Lug, 240V AC, 125A, 3 Poles

Zoro # G0842689
Mfr # QO3125SL
product price: 
$167.99
/ea
Square D Handle Tie Kit, 120/240V AC, 1 Poles QO3HT
Square D

Handle Tie Kit, 120/240V AC, 1 Poles

Zoro # G3155909
Mfr # QO3HT
product price: 
$16.65
/ea
Square D Panelboard accessory, NQ, branch connector kit SKNQBC
Square D

Panelboard accessory, NQ, branch connector kit

Zoro # G0855900
Mfr # SKNQBC
product price: 
$66.79
/ea
Polaris Isolated Ground Bar, Electrical Enclosures, 600V GBA2-10
Polaris

Isolated Ground Bar, Electrical Enclosures, 600V

Zoro # G1635020
Mfr # GBA2-10
product price: 
$29.55
/ea
Square D Square D 200 amps 120/240 V 1 space 12 circuits Surface Mount Ground Bar Kit PK9GTACP
Square D

Square D 200 amps 120/240 V 1 space 12 circuits Surface Mount Ground Bar Kit

Zoro # G2917132
Mfr # PK9GTACP
product price: 
$15.39
/ea
Square D Auxiliary Switch, PowerPact(R) H and J Circuit Breakers, 6A, 0 Poles S29450
Square D

Auxiliary Switch, PowerPact(R) H and J Circuit Breakers, 6A, 0 Poles

Zoro # G2805214
Mfr # S29450
product price: 
$214.99
/ea
Square D Rotary Operating Handle, PowerPact(R) H and J Circuit Breakers, 2 Poles S29340
Square D

Rotary Operating Handle, PowerPact(R) H and J Circuit Breakers, 2 Poles

Zoro # G3452111
Mfr # S29340
product price: 
$343.99
/ea
Square D Cover, Square D QO Load Centers Use With, 125A, 42 Spaces QOC342MQS
Square D

Cover, Square D QO Load Centers Use With, 125A, 42 Spaces

Zoro # G2879457
Mfr # QOC342MQS
product price: 
$67.85
/ea
Square D Mounting Foot, Square D QOU Circuit Breaker, 2 Poles QOUMF2B
Square D

Mounting Foot, Square D QOU Circuit Breaker, 2 Poles

Zoro # G2732222
Mfr # QOUMF2B
product price: 
$3.85
/ea
Stopout Circuit Breaker Lockout, Double-Pole Circuit Breakers, 120/240V AC, 2 Poles KDD161
Stopout

Circuit Breaker Lockout, Double-Pole Circuit Breakers, 120/240V AC, 2 Poles

Zoro # G1736483
Mfr # KDD161
product price: 
$19.59
/ea
Eaton Cutler-Hammer Ground Bar Kit, 47 in L, 10 Terminal GBKP10P
Eaton Cutler-Hammer

Ground Bar Kit, 47 in L, 10 Terminal

Zoro # G608349188
Mfr # GBKP10P
product price: 
$12.29
/ea
Square D Load Center Door Kit, Mfr. No. QO160M200PC Use With, 200A, 60 Spaces QOCDK60
Square D

Load Center Door Kit, Mfr. No. QO160M200PC Use With, 200A, 60 Spaces

Zoro # G2005969
Mfr # QOCDK60
product price: 
$68.89
/ea
Square D QO 120/240 amps Plug In Handle Lock Off QO1LOCP
Square D

QO 120/240 amps Plug In Handle Lock Off

Zoro # G9035989
Mfr # QO1LOCP
product price: 
$8.75
/ea
Stopout Circuit Breaker Lockout, Triple-Pole Circuit Breakers, 3 Poles KDD162
Stopout

Circuit Breaker Lockout, Triple-Pole Circuit Breakers, 3 Poles

Zoro # G1736666
Mfr # KDD162
product price: 
$30.35
/ea
Square D Handle Padlock Attachment HPALM
Square D

Handle Padlock Attachment

Zoro # G0764565
Mfr # HPALM
product price: 
$25.99
/ea
Best Throw Member, For NonKey Retained Padlock 11B 21B 41B THROW MEMBER ASSY NON KEY RE
Best

Throw Member, For NonKey Retained Padlock

Zoro # G6593559
Mfr # 11B 21B 41B THROW MEMBER ASSY NON KEY RE
product price: 
$4.55
/ea
Square D Lug, 225A, 2 Poles HOML2225
Square D

Lug, 225A, 2 Poles

Zoro # G0860478
Mfr # HOML2225
product price: 
$340.99
/ea
Square D Cb Toggle Padlocking Device S32631
Square D

Cb Toggle Padlocking Device

Zoro # G0478180
Mfr # S32631
product price: 
$90.29
/ea
Eaton Br Loadcenter 1" Filler Plates BRFP
Eaton

Br Loadcenter 1" Filler Plates

Zoro # G3632077
Mfr # BRFP
product price: 
$6.39
/ea
Sold in mult. of 25 for $159.75
Square D Cover, Square D NF Panelboards, 400A NC50VS
Square D

Cover, Square D NF Panelboards, 400A

Zoro # G0776395
Mfr # NC50VS
product price: 
$324.99
/ea
Ge Ground Bar Kit, PowerMark Gold and Plus Load Centers, 225A TGK24
Ge

Ground Bar Kit, PowerMark Gold and Plus Load Centers, 225A

Zoro # G8511045
Mfr # TGK24
product price: 
$19.69
/ea
Eaton Load Centre Mounting Lug, 120/240V, 125A, 1 Poles BRP12L125
Eaton

Load Centre Mounting Lug, 120/240V, 125A, 1 Poles

Zoro # G2923134
Mfr # BRP12L125
product price: 
$82.95
/ea
Square D Mounting Base, Square D QO Circuit Breaker Use With, 240V AC, 100A QON816L100
Square D

Mounting Base, Square D QO Circuit Breaker Use With, 240V AC, 100A

Zoro # G6662756
Mfr # QON816L100
product price: 
$95.39
/ea
Eaton Br Field Installation Kit And Part 100-125A BREQS125
Eaton

Br Field Installation Kit And Part 100-125A

Zoro # G312415414
Mfr # BREQS125
product price: 
$10.45
/ea
Reliance Controls Power Inlet Box, 125/250V, 50A PBN-50
Reliance Controls

Power Inlet Box, 125/250V, 50A

Zoro # G2911033
Mfr # PBN-50
product price: 
$113.99
/ea
Ge Ground Bar Kit, PowerMark Gold and Plus Load Centers, 600A TGL2
Ge

Ground Bar Kit, PowerMark Gold and Plus Load Centers, 600A

Zoro # G8505052
Mfr # TGL2
product price: 
$22.69
/ea
Power Assemblies Male Cam Panel 400A 120/208V 3-Phase 90 Degree w/ Clear Snap Backs, Double Set Screw PNL-04AL9DMCS-4
Power Assemblies

Male Cam Panel 400A 120/208V 3-Phase 90 Degree w/ Clear Snap Backs, Double Set Screw

Zoro # G114228595
Mfr # PNL-04AL9DMCS-4
product price: 
$546.99
/ea
Circuit Breaker & Panelboard Accessories (2,500+ items) - Page 4
  • First
  • Previous
  • 4
    of 78 pages
  • Next
  • Last
How was your search?

About Circuit Breaker & Panelboard Accessories

Circuit breaker accessories are indispensable electrical devices that safeguard circuits and equipment from overloads and short circuits. Engineered to detect abnormally high currents or voltages, they interrupt the flow of electricity when any anomaly is detected, ensuring safety and reliability.

Types of Circuit Breaker Accessories

Our extensive collection includes various types of circuit breaker accessories such as circuit breaker handles, circuit breaker tie bars, and breaker lug adapters. From reputable brands like Square D to other trusted names in the industry, we cater to diverse applications whether it's for residential homes or commercial buildings. The type needed largely depends on the size and complexity of your building's electrical system.

How Circuit Breaker Accessories are Made

The construction quality of our circuit breaker accessories is second to none. Typically made with metal components like copper or aluminum that can carry large amounts of current without overheating, these essential parts are mounted into a robust housing made out of plastic or other materials capable of withstanding extreme temperatures.

Tips for Using Circuit Breaker Accessories

To ensure optimal performance from your circuit breakers, always choose the right accessory based on your specific needs. Remember that different types have different capacities and are suitable for various applications. Regular inspection and maintenance can also prolong their lifespan while maintaining safety standards.

Industry Applications Of Circuit Breaker Accessories

Circuit breaker accessories play a crucial role across numerous industries. They're commonly utilized by electricians, engineers, and other professionals working with electrical systems in sectors ranging from construction to manufacturing, energy production to telecommunications.

Find the Circuit Breaker Accessories You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of electrical supplies, along with other tools or equipment to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time. Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

Panelboards, Load Centers, & Circuit Breaker EnclosuresCircuit BreakersElectrical Switches & RelaysSwitchesCable Routing & Conduit
Wire Connectors & TerminalsFusesElectrical ControlsPower Wire & CableElectrical Box Covers
qo breaker panelcircuit breaker 250 amppanel mount circuit breakersideal circuit tracer kitsiemens 200 amp panel
circuit breaker handlesquare d nf panelboardsquare d nf panelmolded case breakersiemens circuit breaker panel

Sign up and save

Take 10% off your next order when you sign up for Zoro emails. Subscribe now to receive your promo code via email.

Follow us

  • Facebook
  • YouTube
  • LinkedIn
  • Instagram
Every part plays a part

Information

  • About Us
  • Accessibility
  • Careers
  • Inclusion
  • Giving Back
  • Resource Hub
  • Returns
  • Shipping

Shopping

  • Brands
  • Collections
  • My Account
  • Payments
  • Deals
  • Sitemap
  • Track My Order

Services

  • Customer Service
  • FAQs
  • Net 30 Terms
  • Reseller Program
  • Sell on Zoro
  • Participate in Research
  • Tax Exemption

Zoro, Inc

Connect

Customer service from real people

  • Phone: (855) 289-9676
  • Contact Us

© 2011-2026 Zoro Tools, Inc. All rights reserved.
  • Terms & Conditions
  • Terms of Access
  • Privacy Policy
Zoro, Inc