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
  • Promo Codes
  • Contact Us
Added to Cart
Skip to Main Content
FREE Shipping on orders over $50 after you . Restrictions Apply
Zoro Homepage
Close icon
Clipboard Icon Clipboard Icon Quick Order
Cart Icon
0
Cart Icon
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
Search Feedback

Circuit Breaker & Panelboard Accessories (2,500+ items) - Page 6

Square D Panelboard Lock Assy PK5FL
Square D

Panelboard Lock Assy

Zoro # G0570766
Mfr # PK5FL
product price:  $138.60
/ea
Brady Single Pole Breaker Lockout, Circuit Breaker with Standard Nylon Cable Ties, 120/277V AC, 1 Poles 148690
Brady

Single Pole Breaker Lockout, Circuit Breaker with Standard Nylon Cable Ties, 120/277V AC, 1 Poles

Zoro # G8519968
Mfr # 148690
product price:  $16.45
/ea
Square D Panelboard accessory, I-Line, blank plates, wide side, 4.5in space, non-Micrologic trip circuit breaker, qty 5 HLW4BL
Square D

Panelboard accessory, I-Line, blank plates, wide side, 4.5in space, non-Micrologic trip circuit breaker, qty 5

Zoro # G800905243
Mfr # HLW4BL
product price:  $114.99
/ea
Square D Cover, Square D NF Panelboards Use With, 125A, 30 Spaces NC32F
Square D

Cover, Square D NF Panelboards Use With, 125A, 30 Spaces

Zoro # G2427844
Mfr # NC32F
product price:  $229.99
/ea
Siemens ACC BREAKER COVER 200A MODULAR GMBC2
Siemens

ACC BREAKER COVER 200A MODULAR

Zoro # G215482919
Mfr # GMBC2
product price:  $107.99
/ea
Square D Lug Kit, Powerpact(R) J Frame Circuit Breakers Use With, 600V AC, 150-175A AL175JD
CAD Files Available
Square D

Lug Kit, Powerpact(R) J Frame Circuit Breakers Use With, 600V AC, 150-175A

Zoro # G1952237
Mfr # AL175JD
product price:  $86.85
/pk 3, $28.95/ea
Square D Cb Toggle Padlocking Device S32631
Square D

Cb Toggle Padlocking Device

Zoro # G0478180
Mfr # S32631
product price:  $91.65
/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
Brady Single Pole Breaker Lockout, Circuit Breaker with Standard Nylon Cable Ties, 480/600V AC, 1 Poles 148701
Brady

Single Pole Breaker Lockout, Circuit Breaker with Standard Nylon Cable Ties, 480/600V AC, 1 Poles

Zoro # G8520062
Mfr # 148701
product price:  $18.99
/ea
Square D Branch Deadfront Kit NQRPL442L2
Square D

Branch Deadfront Kit

Zoro # G0856436
Mfr # NQRPL442L2
product price:  $183.99
/ea
Square D Panelboard accessory, NQ, extension kit, 6 inch rail NQ6RDE
Square D

Panelboard accessory, NQ, extension kit, 6 inch rail

Zoro # G0856305
Mfr # NQ6RDE
product price:  $222.99
/ea
Square D Safety Switch, 120V AC, 30A, 2 Poles D211NCP
Square D

Safety Switch, 120V AC, 30A, 2 Poles

Zoro # G2919031
Mfr # D211NCP
product price:  $53.89
/ea
Siemens Siemens HS Surface Top Feed Hub ECHS200
Siemens

Siemens HS Surface Top Feed Hub

Zoro # G2921901
Mfr # ECHS200
product price:  $25.49
/ea
Master Lock Grip Tight Circuit Breaker Lockout, Tall and Wide Toggles, 491B 491B
Master Lock

Grip Tight Circuit Breaker Lockout, Tall and Wide Toggles, 491B

Zoro # G802664933
Mfr # 491B
product price:  $23.59
/ea
Square D Cb Handle Padlock Attachment QO1PAF
Square D

Cb Handle Padlock Attachment

Zoro # G0566800
Mfr # QO1PAF
product price:  $48.19
/ea
Square D Cb Removable Handle Padlock Device S29370
Square D

Cb Removable Handle Padlock Device

Zoro # G0478171
Mfr # S29370
product price:  $46.85
/ea
Ge GE Bolt-On 7 in. Filler Plate, PK4 THFILLERP
Ge

GE Bolt-On 7 in. Filler Plate, PK4

Zoro # G405998336
Mfr # THFILLERP
product price:  $13.75
/pk 4, $3.44/ea
Eaton Cutler-Hammer Filler Plate, 1 inch Circuit Breakers, 400/600A BRFPP
Eaton Cutler-Hammer

Filler Plate, 1 inch Circuit Breakers, 400/600A

Zoro # G307658246
Mfr # BRFPP
product price:  $9.53
/ea
Square D Handle Padlock Attachment HPALM
Square D

Handle Padlock Attachment

Zoro # G0764565
Mfr # HPALM
product price:  $27.15
/ea
Square D Cover, Square D NF Panelboards Use With, 225A, 42 Spaces NC44S
Square D

Cover, Square D NF Panelboards Use With, 225A, 42 Spaces

Zoro # G7464886
Mfr # NC44S
product price:  $258.99
/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:  $10.39
/ea
Square D Cover, Square D NF Panelboards Use With, 125A, 42 Spaces NC44F
Square D

Cover, Square D NF Panelboards Use With, 125A, 42 Spaces

Zoro # G1858053
Mfr # NC44F
product price:  $308.99
/ea
Polaris Isolated Ground Bar, Electrical Enclosures, 600V GBC2-7
Polaris

Isolated Ground Bar, Electrical Enclosures, 600V

Zoro # G1635081
Mfr # GBC2-7
product price:  $31.69
/ea
Reliance Controls Power Inlet Box, 120/250V AC, 20A PB-20
Reliance Controls

Power Inlet Box, 120/250V AC, 20A

Zoro # G2922163
Mfr # PB-20
product price:  $56.75
/ea
Ge Ground Bar Kit, PowerMark Gold and Plus Load Centers, 225A TGK42
Ge

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

Zoro # G8511072
Mfr # TGK42
product price:  $27.79
/ea
Square D Circuit Breaker Mechanical Lug Kit (3) AL800P6K
Square D

Circuit Breaker Mechanical Lug Kit (3)

Zoro # G0566636
Mfr # AL800P6K
product price:  $302.99
/ea
Eaton Circuit Breaker Accessory, Power Defense Molded Case Circuit Breakers, 600V AC PDG2XHMDS
Eaton

Circuit Breaker Accessory, Power Defense Molded Case Circuit Breakers, 600V AC

Zoro # G800901894
Mfr # PDG2XHMDS
product price:  $87.89
/ea
Eaton 5PK Break KO Fill Plate BRFPP
Eaton

5PK Break KO Fill Plate

Zoro # G508347345
Mfr # BRFPP
product price:  $4.19
/ea
Sold in mult. of 2 for $8.38
Square D Panelboard Cover, Square D NF Panelboards Use With, 400A, 42 Spaces NC56VS
Square D

Panelboard Cover, Square D NF Panelboards Use With, 400A, 42 Spaces

Zoro # G6552481
Mfr # NC56VS
product price:  $334.99
/ea
Stopout Circuit Breaker Lockout, 120-240V AC Circuit Breakers, 120/240V AC, 1 Poles KDD170
Stopout

Circuit Breaker Lockout, 120-240V AC Circuit Breakers, 120/240V AC, 1 Poles

Zoro # G1736535
Mfr # KDD170
product price:  $9.49
/ea
Sold in mult. of 2 for $18.98
Square D Circuit Breaker Neutral Lug Kit Q1100AN
Square D

Circuit Breaker Neutral Lug Kit

Zoro # G3607585
Mfr # Q1100AN
product price:  $9.35
/ea
Sold in mult. of 2 for $18.70
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
Best Weather Cover, For 41B Series Padlocks 41BWC
Best

Weather Cover, For 41B Series Padlocks

Zoro # G6593671
Mfr # 41BWC
product price:  $14.79
/ea
Square D Loadctr Retaining Bracket3Ph Loadctrs PK3MB
Square D

Loadctr Retaining Bracket3Ph Loadctrs

Zoro # G3156627
Mfr # PK3MB
product price:  $11.89
/ea
Ge Raintight Hub, 3.25inWx3.25inL TC100
Ge

Raintight Hub, 3.25inWx3.25inL

Zoro # G8510932
Mfr # TC100
product price:  $17.99
/ea
Square D Ground Bar Kit, Square D QO, HOM, NQOD and NF Panelboards, 225A PK18GTAL
Square D

Ground Bar Kit, Square D QO, HOM, NQOD and NF Panelboards, 225A

Zoro # G3222563
Mfr # PK18GTAL
product price:  $31.19
/ea
Circuit Breaker & Panelboard Accessories (2,500+ items) - Page 6
  • First
  • Previous
  • 6
    of 81 pages
  • Next
  • Last

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 & RelaysCable Routing & ConduitWire Connectors & Terminals
Electrical ControlsElectrical Box CoversPower Wire & CableFusesLugs, Multitap & Split Bolt Connectors
1d442 cover125a sub panel1d427 cover1d687 enclosure125amp breaker
1d435 panel cover125 amp breaker1/4-20 stud circuit breaker1d434 cover100 amp main breaker

Sign Up & 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
  • Promo Codes
  • Sitemap
  • Track My Order

Services

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

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