Skip to content
  • Facebook
  • X (Twitter)
  • Instagram
  • YouTube
  • Pinterest
  • LinkedIn

Need Help? Call us at (323) 934-3744

Free Ground Shipping on orders over $500 – No code needed

Take 3% off your first order when you subscribe

Login
  • Facebook
  • X (Twitter)
  • Instagram
  • YouTube
  • Pinterest
  • LinkedIn
Search
Sonic Electric
    • Cables and Wires

    • Conduit Bodies
      • Aluminum EMT Conduit Bodies Set-Screw Type

      • Aluminum Threaded Conduit Bodies

      • Aluminum Threaded Conduit Bodies With Die Cast Cover

      • Aluminum Threaded Conduit Bodies With Stamped Cover

      • Conduit Bodies Covers and Gaskets

      • Gray Iron Form 7 Threaded Conduit Bodies

      • Gray Iron Form 8 Threaded Conduit Bodies

      • Malleable Iron Threaded Conduit Bodies

      • Other Conduit Bodies

    • Electrical Box Covers and Rings
      • 3O Covers

      • 4O Covers

      • 4S Rings and Covers

      • 5S Rings and Covers

      • Concrete Covers

      • Cover Plates

      • Fire Alarm Box Covers

      • Handy Box Covers

      • Multigang Box Covers

      • Pre-Assembled Boxes

      • True 5 Covers

    • Electrical Fittings
      • Bushings, Washers and Locknuts

      • Cable & Cord Connectors

      • Cast Device Boxes and Covers

      • Combination Fittings

      • Conduit Bodies

      • Conduit Supports, Straps, Clamps & Hangers

      • Elbows, Nipples and Couplings

      • EMT Fittings

      • Flex AC/MC Fittings

      • Groundings

      • Insulated Splice Connectors

      • Liquid Tight Fittings and Conduit

      • Myers Hub

      • Rigid Fittings

      • Roof Jacks

      • Screw Kits

      • Service Heads

    • Electrical Junction Boxes
      • 3O Boxes

      • 4O Boxes

      • 4” (4S) Boxes

      • 4-11/16” (5S) Boxes

      • Concrete Boxes

      • Fan Support Boxes

      • Fire Alarm Boxes

      • Gangable Switch Boxes

      • Handy Boxes

      • Masonry Boxes

      • Multigang Boxes

      • Pancake Boxes

      • True 5 Boxes

    • Electrical Outlet Boxes
      • Adjustable Electrical Outlet Boxes

      • Box Extenders

      • Ceiling Fan Electrical Boxes

      • New Work Electrical Outlet Boxes

      • Old Work Electrical Outlet Boxes

      • Side Bracket Electrical Outlet Boxes

    • Fan Support Boxes

    • Floor Box Assemblies
      • Conference Table Boxes

      • Outdoor Boxes

      • Pop-Up Floor Box Receptacles

      • Residential Floor Boxes

      • Undercabinet Pop-Down Receptacles

    • Hangers and Support Systems
      • Adjustable Bar Hangers

      • Box and Conduit Hanger Support

      • Fan Support Bar Hangers

      • Fixed Bar Hangers

      • Nail Safety Plates and Nail Straps

    • Lamp Holders and Accessories

    • NEMA Enclosures
      • NEMA 3R Screw Cover Enclosure

      • NEMA 3R Screw Cover Enclosure (With K.O.)

      • NEMA 3R Screw Cover Enclosure (Without K.O.)

      • NEMA Type 1 Screw Cover Enclosure

      • NEMA Type 1 Screw Cover Enclosure (With K.O.)

      • NEMA Type 1 Screw Cover Enclosure (Without K.O.)

      • Service Enclosures

    • Photoelectric Controls and Photocells

    • Plastic/PVC Products

    • Prefabricated Solutions
      • Adjustable Rings

      • Box and Conduit Hanger Support

      • Box Mounting Adapter

      • Firestop Products

      • Fixed Position Box Mounting Brackets

      • Flat Bracket Family

      • Multiple-Box Bar Hanger

      • Pedestal Posts

      • Telescoping Support Bracket

      • Simple Support Bracket System

      • Ultimate Support Bracket System

    • Spring Steel Fasteners
      • Cable & Conduit Supports

      • Ceiling & Acoustical Attachments

      • Datacom & Low Voltage

      • Structural Attachments

      • Stud Wall Attachments

    • Tools
      • Drill Bits

      • Flashlights

      • Klein Tools

      • Knives

      • Hole Saws

      • Tapes

    • Weatherproof Boxes
      • Swimming Pool Junction Boxes

      • Weatherproof 1-Gang Boxes

      • Weatherproof 2-Gang Boxes

      • Weatherproof 3-Gang Boxes

      • Weatherproof 4" Round Boxes (1-1/2" Deep)

      • Weatherproof Plastic Modifiable Boxes

    • Weatherproof Covers
      • Weatherproof Accessories

      • While-In-Use Covers

      • Universal Covers

      • 1-Gang Blank And Device Covers

      • 2-Gang Blank And Device Covers

      • 3-Gang Blank And Device Covers

      • 4" Round Covers

      • Plastic Modifiable Box Cover

    • Weatherproof Extension Rings
      • 1-Gang Extension Boxes and Rings

      • 2-Gang Extension Rings

      • 4" Round Extension Rings

    • Wire Nuts

    • Wiring Devices & Lighting Controls
      • Dimmers, Timers and Photocontrols

      • Floor Box Assemblies

      • Outlets & Receptacles

      • Electrical Switches

      • Vacancy/Occupancy Sensors

      • Wallplates

    • Bulkheads

    • Landscape Cable

    • Landscape Lighting Accessories

    • LED Bullet Lights

    • LED Deck & Hardscape Lights

    • LED Directional Lights

    • LED Flood Lights

    • LED Path Lights

    • LED Step Lights

    • LED String Lights

    • LED Tree Lights

    • LED Underwater Lights

    • LED Well & In-Ground Lights

    • Pagoda Lights

    • Transformers

    • CCT Adjustable LED Lighting

    • Commercial Lighting
      • LED Panel Lights

      • LED Troffer Lights

      • LED Tube Lights

      • LED Wrap-Around

    • Indoor Lighting
      • Architectural Suspended Cylinder Lights

      • LED Backlit Mirrors

      • LED Ceiling Light Fixtures

      • LED Cylinder Lights

      • LED Disc Lights

      • LED Linear Lighting

      • LED Pendant Lights

      • LED Puck Lights

      • LED Ribbon Lights

      • LED Undercabinet Lights

      • LED Vanity Lights

      • LED Reading Lamps

    • Industrial Lighting
      • LED Corn Lights

      • LED Highbay Lights

      • LED Temporary Lights

      • Vapor-Proof Fixture Lights

    • Landscape Lighting

    • LED Aquarium Lights

    • LED Backlit Mirrors

    • LED String Lights

    • LED Strip Lights

    • LED Track Lights

    • Light Bulbs
      • Incandescent Light Bulbs

      • Lamp Holders

      • LED Corn Lamps

      • LED Light Bulbs

      • Tube Lamps

    • Lighting Accessories

    • Outdoor Lighting
      • LED Barn Lights

      • LED Canopy Lights

      • LED Ceiling Mount Lights

      • LED Flood Lights

      • LED Roadway Lights

      • LED Sign Lights

      • LED Wall Mount Lights

      • LED Wallpacks

      • LED Wall Scones

      • Bulkheads

    • Photoelectric Controls and Photocells

    • Recessed Lighting
      • Architectural Lighting

      • Elco Birch™ System

      • Elco Koto™ System

      • Elco Oak™ System

      • Elco Ply System™

      • Elco Teak™ System

      • Fire Rated Housing & Trims

      • LED Light Engines

      • Recessed Housing

      • LED Downlight Trims

      • Sloped Ceiling

    • Smart Lighting

    • Circuit Breakers

    • Disconnects

    • EV Charging

    • Fuses

    • Ground Bar Kits

    • Load Centers and Panelboards

    • Load Center and Panelboard Accessories

    • Surge Protection

    • Temporary Power Panels

    • Transformers

    • Uni-PAK Metering

    • Exit & Emergency Lighting
      • Emergency Ballasts

      • Emergency Lights

      • Exit Signs

      • Exit Sign & Emergency Light Combo

      • Wet Location Exit Sign & Emergency Lights

    • Fire Rated Housing & Trims

    • Firestop Products

    • Flashlights

    • Security Lights

    • Fan Only

    • Fan and Heat Fans

    • Fan, Heat, and Light Fans

    • Fan and Light Fans

    • Panasonic Fans

    • Airzone Fans

Search Login Cart 0
Cart

Your cart is currently empty.

Not sure where to start?
Try these collections:

  • Malibu Electric Products
  • Orbit Industries Products
  • Westgate Products
Spend $500.00 more to reach free shipping!
    Order special instructions
    Estimate shipping rates
    Taxes and shipping calculated at checkout
    Subtotal
    $0.00 USD
    View cart
    Recently viewed
    Search

    We use cookies

    This site uses cookies for better user experience and analytics.

    Home Search Shop 0 Cart Account
    Load Center Accessories - Sonic Electric
    • Collections
    • Load Center and Panelboard Accessories

    Load Center and Panelboard Accessories

    Optimize the performance and versatility of your electrical systems with our comprehensive selection of load center and panelboard accessories. At Sonic Electric, we provide a range of high-quality accessories designed to enhance the functionality, safety, and efficiency of your load centers and panelboards. From breakers and mounting kits to covers and labeling solutions, our accessories ensure you have everything you need for a reliable and streamlined installation.

    Why Choose Our Load Center and Panelboard Accessories?

    • Enhanced Functionality: Our accessories are designed to expand and improve the capabilities of your load centers and panelboards, providing greater flexibility and control.
    • Safety Compliance: All our accessories meet stringent safety standards, ensuring reliable protection and compliance with local electrical codes.
    • Easy Installation: User-friendly designs make our accessories easy to install, helping you save time and effort during setup and maintenance.
    • Durable Materials: Made from high-quality materials, our accessories are built to last, offering long-term performance even in demanding environments.

    Key Features

    • Wide Selection: Choose from a broad range of accessories including circuit breakers, filler plates, ground bars, mounting brackets, and more to customize your setup.
    • Compatibility: Our accessories are compatible with various load center and panelboard models, ensuring seamless integration with your existing systems.
    • Clear Labeling: Enhance organization and safety with labeling solutions that help identify circuits and components clearly.
    • Secure Mounting: Ensure stable and secure mounting of your electrical components with our sturdy brackets and kits.

    Applications

    • Residential: Improve the safety and efficiency of home electrical systems with our range of accessories designed for residential load centers and panelboards.
    • Commercial: Enhance the functionality of electrical setups in offices, retail spaces, and other commercial environments with versatile accessory options.
    • Industrial: Equip industrial facilities with durable and reliable accessories that can withstand the rigors of heavy-duty electrical applications.

    Tips for Choosing Load Center and Panelboard Accessories

    • Identify Your Needs: Determine the specific accessories required for your project, considering factors like the number of circuits, type of protection, and installation environment.
    • Check Compatibility: Ensure the accessories are compatible with your existing load centers and panelboards for a seamless fit.
    • Prioritize Safety: Select accessories that meet safety standards and provide reliable protection for your electrical systems.
    • Consult Experts: Reach out to our knowledgeable team at Sonic Electric for personalized recommendations and guidance on selecting the right accessories.

    Why Buy from Sonic Electric?

    At Sonic Electric, we pride ourselves on offering a wide range of high-quality electrical products and exceptional customer service. With over 40 years of industry experience, we provide expert advice and support to help you find the perfect load center and panelboard accessories for your needs. Our commitment to quick and accurate order fulfillment ensures you receive your products promptly, keeping your projects on schedule.

    Enhance your electrical installations with our reliable load center and panelboard accessories – order now from Sonic Electric and experience superior quality and service.

    Filter and sort
    Price
    $
    to
    $
    Filters
    Price
    $
    to
    $
    Sort by:
    Best selling Sort by
    4.0
    Siemens ECJS 200-Amp Meter Socket Jumper Assembly - Sonic Electric
    Vendor:Siemens

    Siemens ECJS 200-Amp Meter Socket Jumper Assembly

    From $21.00
    Siemens ECQF3 Filler Plate (5 Pack) - Sonic Electric
    Vendor:Siemens

    Siemens ECQF3 Filler Plate (5-Pack)

    $13.99
    Siemens EC56856 3" HD Type Hub - Sonic Electric
    Vendor:Siemens

    Siemens EC56856 3" HD Type Hub

    $45.79
    Siemens EC38599 2" Type RX Hub - Sonic Electric
    Vendor:Siemens

    Siemens EC38599 2" Type RX Hub

    $15.49
    Siemens ECMBF125 100/125-Amp Main Breaker Filler Plate - Sonic Electric
    Vendor:Siemens

    Siemens ECMBF125 100/125-Amp Main Breaker Filler Plate

    From $13.99
    5.0
    Save 0%
    Siemens ECPP Ring Type Cover Plate Accessory - Sonic Electric
    Vendor:Siemens

    Siemens ECPP Ring Type Cover Plate Accessory

    Sale price$39.95Regular price $40.00
    Save 13%
    Siemens ECFRK2 400-Amp Flush Mount Kit - Sonic Electric
    Vendor:Siemens

    Siemens ECFRK2 400-Amp Flush Mount Kit

    Sale price$95.00Regular price $109.00

    Get 3% off your first order

    Get insider access tp exclusive discounts and product releases.

    Subscribe and Save
    Siemens EC9747-1113 Adapter Plate - Sonic Electric
    Vendor:Siemens

    Siemens EC9747-1113 Adapter Plate

    $25.49
    Siemens DFFP1A 1" Filler Plate for BL/BQD/ED2/xGB/4VA41, PNLBD & SWBD - Replaces Siemens QF3
    Vendor:Siemens

    Siemens DFFP1A 1" Filler Plate for BL/BQD/ED2/xGB/4VA41, PNLBD & SWBD - Replaces Siemens QF3

    $95.00
    Save 27%
    Siemens WPFK1 200-Amp Flush Mount Kit
    Vendor:Siemens

    Siemens WPFK1 200-Amp Flush Mount Kit

    Sale price$110.00Regular price $150.00
    4.0
    Plastic Ring Style Meter Socket Cover Plate
    Vendor:Sonic Electric

    Plastic Ring Style Meter Socket Cover Plate

    From $6.95
    Siemens ECPLD1 Padlocking Device for 1" Twin Breakers (3 Pack) - Sonic Electric
    Vendor:Siemens

    Siemens ECPLD1 Padlocking Device for 1" Twin Breakers (3 Pack)

    $19.99
    Save 14%
    Siemens WSP1 1200-Amp 1-Phase Bussed Extension/Spacer
    Vendor:Siemens

    Siemens WSP1 1200-Amp 1-Phase Bussed Extension/Spacer

    Sale price$599.00Regular price $699.00
    Save 39%
    Siemens ECQTH3 Circuit Breaker Handle Tie - Sonic Electric
    Vendor:Siemens

    Siemens ECQTH3 Circuit Breaker Handle Tie

    Sale price$5.49Regular price $9.00
    Save 39%
    Siemens ECQTH2 Duplex Circuit Breaker Handle Tie - Sonic Electric
    Vendor:Siemens

    Siemens ECQTH2 Duplex Circuit Breaker Handle Tie

    Sale price$5.49Regular price $9.00
    Siemens RPT4040X1200 PL Series Indoor Trim for P4040B1200 Load Center
    Vendor:Siemens

    Siemens RPT4040X1200 PL Series Indoor Trim for P4040B1200 Load Center

    $138.00
    Siemens MT700/I0204ML1125CU Mounting Base for 2-Pole Breaker
    Vendor:Siemens

    Siemens MT700/I0204ML1125CU Mounting Base for 2-Pole Breaker

    $32.00
    GE THP100 Padlockable Handle Locking Device for Use with TQB and TQL Molded Case Circuit Breakers
    Vendor:General Electric

    GE THP100 Padlockable Handle Locking Device for Use with TQB and TQL Molded Case Circuit Breakers

    $5.99
    Siemens EC38598 1-1/2" Type RX Hub - Sonic Electric
    Vendor:Siemens

    Siemens EC38598 1-1/2" Type RX Hub

    $15.49
    Siemens PQ4612 3-Phase 240V 600-Amp 12-Circuit Distribution Panel Kit
    Vendor:Siemens

    Siemens PQ4612 3-Phase 240V 600-Amp 12-Circuit Distribution Panel Kit

    $999.99
    Siemens EC56854 2" Conduit Type HD Hub Conversion Kit
    Vendor:Siemens

    Siemens EC56854 2" Conduit Type HD Hub Conversion Kit

    $29.95
    Siemens HR150 1-1/2" Type HR Load Center Rainproof Hub - Replaced by Siemens ECHR150
    Vendor:Siemens

    Siemens HR150 1-1/2" Type HR Load Center Rainproof Hub - Replaced by Siemens ECHR150

    $22.95
    Siemens ECHS250 2-1/2" Type HS Hub - Sonic Electric
    Vendor:Siemens

    Siemens ECHS250 2-1/2" Type HS Hub

    $25.49
    Siemens ECHS150 1-1/2" Type HS Hub - Sonic Electric
    Vendor:Siemens

    Siemens ECHS150 1-1/2" Type HS Hub

    $21.49
    Breaker Blank Filler Plate (10-Pack)
    Vendor:Sonic Electric

    Breaker Blank Filler Plate (10-Pack)

    From $8.99
    Save 55%
    General Electric THT1 Handle Tie Accessory
    Vendor:General Electric

    General Electric THT1 Handle Tie Accessory

    Sale price$4.99Regular price $10.99
    Siemens ECQAFC Handle ties for 1P AFCI, 10 Pack
    Vendor:Siemens

    Siemens ECQAFC Handle ties for 1P AFCI, 10 Pack

    $29.95
    General Electric  CR101H1 Manual Motor Start
    Vendor:General Electric

    General Electric CR101H1 Manual Motor Start

    $45.00
    GE TQLFP1 1" Filler Plate Cover (1 Pack)
    Vendor:General Electric

    GE TQLFP1 1" Filler Plate Cover (1 Pack)

    $2.75
    General Electric THL103 Handle Locking Device
    Vendor:General Electric

    General Electric THL103 Handle Locking Device

    $4.75
    Square D HLO EH Handle Lock "On-Off" Attachment for 1 to 3 Pole EH and EHB Circuit Breakers
    Vendor:Square D

    Square D HLO EH Handle Lock "On-Off" Attachment for 1 to 3 Pole EH and EHB Circuit Breakers

    $2.25
    1 2 3 Next

    Why Professionals Trust Sonic Electric

    Fast, Reliable Shipping

    Most orders ship the same day or within 2 business days, ensuring you get what you need—when you need it.

    Hassle-Free Returns

    Enjoy 30-day returns on eligible items. We make the process easy with clear terms—no guesswork.

    Top Rated Service

    Our team is ready to assist you via chat, email, or phone with product recommendations and technical guidance.

    Secure payment

    Your payment information is processed securely

    Sonic Electric

    About Sonic Electric
    • About us
    • Blog & Resources
    • Customer Reviews
    • Our Process
    • Request a Quote
    Help & Policies
    • Returns & Exchanges
    • Shipping & Delivery Info
    • Store & Payment Policies
    • Terms of Use & Privacy Policy
    Need Help?

    (323) 934-3744

    hello@sonicelectric.com

    Sign up to receive 3% off your first order

    • Facebook
    • X (Twitter)
    • Instagram
    • YouTube
    • Pinterest
    • LinkedIn
    © 2025 Sonic Electric - Lighting up America, one delivery at a time. Powered by Shopify
    • Amazon
    • American Express
    • Apple Pay
    • Diners Club
    • Discover
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Venmo
    • Visa
    • Choosing a selection results in a full page refresh.
    • Opens in a new window.