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Main Breaker

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  1. Main Breaker Lockout Ps-mb - 3M
    Main Breaker Lockout Ps-mb - 3M
    Main Breaker Lockout Ps-mb, Height 4.625 In., Width 1.125 In., Depth 1 In., Steel Material, Color Red, Max. Shackle Dia. 0.25 In.

    In Stock

    $130.55
    See It
    at Grainger
  2. On Sale - 42% Discount on Eaton Eaton 100 Amp 8-Space 16-Circuit BR Main Breaker Loadcenter BR816B100,Eaton Eaton 100 Amp 8-Space 16-Circuit BR Main Breaker Loadcenter BR816B100,
    Eaton Eaton 100 Amp 8-Space 16-Circuit BR Main Breaker Loadcenter BR816B100,

    breakers

    A variety of knockouts allows the Eaton Cutler-Hammer 100 Amp 8-Space 16-Circuit Indoor Main Breaker Load Center to provide you with multiple wiring configurations for interior power distribution. This load center offers a boltless design to help
    Read More

    In Stock

    $85.54

    $50.00
    See It
    at Home Depot
    Trusted Merchant
  3. On Sale - 5% Discount on Main Breaker Load CenterMain Breaker Load Center
    Main Breaker Load Center

    Star FullStar FullStar FullStar FullStar Full

    Main Breaker Load CenterSingle-phase, 3-wire; factory installed main breaker and combination surface/flush outdoor cover included. Straight-in wiring, top, or bottom. Pre-attached neutral bonding strap. Solid copper bus and branch fingers. 120/240V AC; 100A load centers rated 10,000 AIC. 150A and 200A load centers rated 25,000 AIC. UL listed.No.Amp Cap.MountSpacesMax ...
    Read More

    In Stock

    $111.10

    $104.99
    See It
    at doitbest.com
  4. On Sale - 37% Discount on Square D 20-Circuit 20-Space 100-Amp Main Breaker Load Center QO120M100RBSquare D 20-Circuit 20-Space 100-Amp Main Breaker Load Center QO120M100RB
    Square D 20-Circuit 20-Space 100-Amp Main Breaker Load Center QO120M100RB
    20-Circuit 20-Space 100-Amp Main Breaker Load Center

    In Stock

    $199.99

    $125.00
    See It
    at Lowe's
  5. Main Breaker Load Center
    Main Breaker Load Center
    Main Breaker Load CenterSingle-phase, 3-wire; factory installed main breaker and combination surface/flush outdoor cover included. Straight-in wiring, top, or bottom. Pre-attached neutral bonding strap. Solid copper bus and branch fingers. 120/240V AC; 100A load centers rated 10,000 AIC. 150A and 200A load centers rated 25,000 AIC. UL listed.No.Amp Cap.MountSpacesMax ...
    Read More

    See prices for: Main Breaker Load Center

    In Stock

    $109.99
    See It
    at doitbest.com
  6. On Sale - 24% Discount on Eaton Eaton 200 Amp BW Type Double Pole Main Breaker BW2200, BW2200Eaton Eaton 200 Amp BW Type Double Pole Main Breaker BW2200, BW2200
    Eaton Eaton 200 Amp BW Type Double Pole Main Breaker BW2200, BW2200

    breakers

    Deliver electricity to the branch circuit breakers within a load center with the Eaton Cutler-Hammer 200 Amp 2 in. Double-Pole Type-BW Main Circuit Breaker. This circuit breaker offers 2 spaces and 2 circuits and is rated 120/240 VAC. This breaker
    Read More

    See prices for: Eaton Eaton 200 Amp BW Type Double Pole Main Breaker BW2200, BW2200

    In Stock

    $104.99

    $79.99
    See It
    at Home Depot
    Trusted Merchant
  7. Main Breaker Kit,400a, La Frame Breakers - SQUARE D
    Main Breaker Kit,400a, La Frame Breakers - SQUARE D

    breakers

    Main Breaker Kit, 400a, La Frame Breakers, For Use With Nq Panelboards

    In Stock

    $665.50
    See It
    at Grainger
  8. 200a Main Breaker
    200a Main Breaker
    Homeline Main BreakerField installable main breaker for QO and newer models of Homeline load centers with straight in feed. UL listed.No. QOM100VHCP: Use with main lug panels rating 100A-125ANo. QOM2200VH: Use with main lug panels rating 200A-225AView Square D Cos website for details and warranty information on this product.
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    In Stock

    $94.99
    See It
    at doitbest.com
  9. On Sale - 34% Discount on Eaton Eaton 200 Amp 20-Space 40-Circuit NEMA 3R BR Type Main Breaker LoadcenterEaton Eaton 200 Amp 20-Space 40-Circuit NEMA 3R BR Type Main Breaker Loadcenter
    Eaton Eaton 200 Amp 20-Space 40-Circuit NEMA 3R BR Type Main Breaker Loadcenter

    breakers

    The Eaton 200 Amp 20-Space 40-Circuit Type BR Main Breaker Outdoor Load Center has an aluminum buss and a twin-neutral design that is located in the wire-way, away from the circuit breakers, for easy wiring and balancing of the load. The center can
    Read More

    See prices for: Eaton Eaton 200 Amp 20-Space 40-Circuit NEMA 3R BR Type Main Breaker Loadcenter

    In Stock

    $255.54

    $169.00
    See It
    at Home Depot
    Trusted Merchant
  10. Main Breaker Kit,250a, Q Frame Breakers - SQUARE D
    Main Breaker Kit,250a, Q Frame Breakers - SQUARE D

    breakers

    Main Breaker Kit, 250a, Q Frame Breakers, For Use With Nq Panelboards

    In Stock

    $665.50
    See It
    at Grainger
  11. On Sale - 8% Discount on 100a Load Center100a Load Center
    100a Load Center
    Homeline Main Breaker Load CenterHomeline, main breaker installed. Single-phase, 3-wire, 10,000 A.I.C. Cover included, ground bar kits must be ordered separately. Accepts only Homeline circuit breakers. 120V/240V, UL listed.* Indicates Available Only At Montgomery, WacoNo.Amp CapacityMountSpacesMaximum PolesTypeCircuit BreakerTypeBar ...
    Read More

    In Stock

    $141.16

    $129.99
    See It
    at doitbest.com
  12. On Sale - 26% Discount on Siemens Siemens 100 Amp 10-Space 20-Circuit Indoor Renovation Main Breaker LoadSiemens Siemens 100 Amp 10-Space 20-Circuit Indoor Renovation Main Breaker Load
    Siemens Siemens 100 Amp 10-Space 20-Circuit Indoor Renovation Main Breaker Load
    The Siemens 100 Amp 10-Space 20-Circuit Indoor Renovation Main Breaker Load Center Value Pack offers a NEMA type 1 enclosure made from powder-coated galvanized carbon steel for corrosion resistance. This main breaker load center comes with a pair of
    Read More

    In Stock

    $89.99

    $66.49
    See It
    at Home Depot
    Trusted Merchant
  13. Main Breaker Kit,250a, H&j Frame - SQUARE D
    Main Breaker Kit,250a, H&j Frame - SQUARE D

    breakers

    Main Breaker Kit, 250a, H And J Frame Breakers, For Use With Nq Panelboards

    In Stock

    $665.50
    See It
    at Grainger
  14. On Sale - 9% Discount on 200a Load Center200a Load Center
    200a Load Center

    breakers

    Homeline Main Breaker Load CenterHomeline, main breaker installed. Single-phase, 3-wire, 10,000 A.I.C. Cover included, ground bar kits must be ordered separately. Accepts only Homeline circuit breakers. 120V/240V, UL listed.* Indicates Available Only At Montgomery, WacoNo.Amp CapacityMountSpacesMaximum PolesTypeCircuit BreakerTypeBar ...
    Read More

    See prices for: 200a Load Center

    In Stock

    $164.69

    $149.99
    See It
    at doitbest.com
  15. EATON INTEGRATED DISTI CABINET 120KVA WITH 4-BREAKER MAIN BYP
    EATON INTEGRATED DISTI CABINET 120KVA WITH 4-BREAKER MAIN BYP
    EATON INTEGRATED DISTI CABINET 120KVA WITH 4-BREAKER MAIN BYP [t121531pp000001]

    See prices for: EATON INTEGRATED DISTI CABINET 120KVA WITH 4-BREAKER MAIN BYP

    In Stock

    See item
    $9,017.45
    See It
    at GeminiComputers.com
  16. On Sale - 8% Discount on 200a Load Center200a Load Center
    200a Load Center

    breakers

    Homeline Main Breaker Load CenterHomeline, main breaker installed. Single-phase, 3-wire, 10,000 A.I.C. Cover included, ground bar kits must be ordered separately. Accepts only Homeline circuit breakers. 120V/240V, UL listed.* Indicates Available Only At Montgomery, WacoNo.Amp CapacityMountSpacesMaximum PolesTypeCircuit BreakerTypeBar ...
    Read More

    In Stock

    $223.52

    $204.99
    See It
    at doitbest.com
  17. Blue Sea AC Main Breaker Panel (120/240V AC)
    Blue Sea AC Main Breaker Panel (120/240V AC)
    The Blue Sea AC Main Breaker panel reduces the energy requirements to disengage the latch and protects your marine electrical equipment from power surges. Heavy 1/8" aluminum 5052 alloy construction features MIL-C-5541C immersion undercoating and 2-part polyurethane slate gray finish for lifetime corrosion resistance. 120/240V AC. White switches.Key Features: Red reverse polarity indicating LED Hot, neutral, and safety ground buses installed, fully pre-wired Label backlighting pre-installed Meter: N/A Maximum ...
    Read More

    In Stock

    $274.99
    See It
    at Overtons.com
  18. Eaton Eaton 200 Amp 20-Space 40-Circuit BR Type Main Breaker Meter Breaker
    Eaton Eaton 200 Amp 20-Space 40-Circuit BR Type Main Breaker Meter Breaker
    The Eaton Cutler-Hammer 200 Amp 20-Space 40-Circuit Type BR Overhead/Underground Meter Breaker is for use as a combination main breaker load center and meter socket for overhead or underground service applications. The meter breaker offers top or
    Read More

    In Stock

    $159.00
    See It
    at Home Depot
    Trusted Merchant
  19. On Sale - 29% Discount on 100a Load Center100a Load Center
    100a Load Center
    Homeline Main Breaker Load CenterHomeline, main breaker installed. Single-phase, 3-wire, 10,000 A.I.C. Cover included, ground bar kits must be ordered separately. Accepts only Homeline circuit breakers. 120V/240V, UL listed.* Indicates Available Only At Montgomery, WacoNo.Amp CapacityMountSpacesMaximum PolesTypeCircuit BreakerTypeBar ...
    Read More

    In Stock

    $77.64

    $54.99
    See It
    at doitbest.com
  20. On Sale - 27% Discount on 100A Res Main Loadcenter 12/20 By Cutler-Hammer100A Res Main Loadcenter 12/20 By Cutler-Hammer
    100A Res Main Loadcenter 12/20 By Cutler-Hammer
    100A Res Main Loadcenter 12/20 By Cutler-Hammer

    In Stock

    $82.34

    $60.43
    See It
    at Sears Marketplace
  21. On Sale - 5% Discount on 50a 2pole GFI Spa Pack50a 2pole GFI Spa Pack
    50a 2pole GFI Spa Pack
    Homeline Main Breaker Load Center50A 2 pole Homeline GFCI installed in a 50A outdoor center painted, zinc-coated steel outdoor enclosure. Main lug load center designed for applications up to 50A 120/240V. 10,000A short circuit current interrupting rating. Top-opening door with easy-to-remove interior trim. Cover can be padlocked.View Square D Cos website for details and warranty information on this product.
    Read More

    In Stock

    $111.10

    $104.99
    See It
    at doitbest.com
  22. EATON INTEGRATED DISTI CABINET 120KVA WITH 4-BREAKER MAIN BYP
    EATON INTEGRATED DISTI CABINET 120KVA WITH 4-BREAKER MAIN BYP
    EATON INTEGRATED DISTI CABINET 120KVA WITH 4-BREAKER MAIN BYP [pow-t121531pp000001]

    See prices for: EATON INTEGRATED DISTI CABINET 120KVA WITH 4-BREAKER MAIN BYP

    In Stock

    See item
    $9,017.45
    See It
    at GeminiComputers.com
  23. Siemens Siemens Ultimate 200 Amp 20-Space 40-Circuit Convertible Main Breaker
    Siemens Siemens Ultimate 200 Amp 20-Space 40-Circuit Convertible Main Breaker
    This Ultimate 200 Amp 20-Space 40-Circuit Convertible Main Breaker Load Center is NEMA 3R rated for outdoor use. The ANSI-certified and UL-listed load center has a copper buss bar for excellent conductivity and is rated for up to 22,000 AIR. This
    Read More

    See prices for: Siemens Siemens Ultimate 200 Amp 20-Space 40-Circuit Convertible Main Breaker

    In Stock

    $115.00
    See It
    at Home Depot
    Trusted Merchant
  24. On Sale - 8% Discount on Main Breaker Load CenterMain Breaker Load Center
    Main Breaker Load Center
    Main breaker load center. Single-phase, 3-wire; factory installed main breaker and combination surface/flush outdoor cover included. Straight-in wiring, top, or bottom. Pre-attached neutral bonding strap. Solid copper bus and branch fingers.
    Read More

    In Stock

    $222.21

    $205.40
    See It
    at Sears Marketplace
  25. On Sale - 47% Discount on Square D Hom816m200ftrb 200 Amp Main Breaker Load Center Box Great SaleSquare D Hom816m200ftrb 200 Amp Main Breaker Load Center Box Great Sale
    Square D Hom816m200ftrb 200 Amp Main Breaker Load Center Box Great Sale
    SQUARE D BREAKER BOX 200 AMP MAIN BREAKER LOAD CENTER MODEL NUMBER HOM816M200FTRB BRAND NEW IN BOX GREAT SALE PRICE!!!!! Rainproof gavanelle enclosure. Single phase, 3 wire, insulated/bonded split neutral, 8 spaces, 16 circuits maximum, 8 tandem breakers accepted. 120/240 volt AC. 10,000 AIR. With B-cap covering 2 bushed opening, hubs and No.PK15GTA-L ground bar sold separately. For use as service entrance panel. Ideal for mobile homes and farm applications. Straight in main design convertible
    Read More

    In Stock

    See item

    $205.87

    $109.95
    See It
    at eBay
  26. 200a Main Breaker
    200a Main Breaker
    Homeline Main BreakerHomeline main breaker. UL listed.No. HOM2100CP: 100A, can also be used for branch circuitNo. HOM2200CP: 200A, main breaker onlyView Square D Cos website for details and warranty information on this product.
    Read More

    In Stock

    $104.99
    See It
    at doitbest.com
  27. Eaton Eaton 200 Amp CH Type Main Breaker Meter Breaker Without distribution
    Eaton Eaton 200 Amp CH Type Main Breaker Meter Breaker Without distribution
    The Eaton 200 Amp 2-Space 2-Circuit Main Breaker Load Center combines a meter socket with a main circuit breaker into 1 enclosure. This load center feature a highly conductive copper buss bar and is compatible with both overhead and underground
    Read More

    In Stock

    $136.00
    See It
    at Home Depot
    Trusted Merchant
  28. Load Center,200a,main Breaker,nema 3r - SQUARE D
    Load Center,200a,main Breaker,nema 3r - SQUARE D
    Load Center, Indoor, Amps 200, Voltage 120/240 Vac, Phase 1, Main Circuit Breaker Main Breaker, Mains Convertible, Circuit Breaker Type Hom, Number Of Spaces 40, Copper (awg/kcmil) 4 To 250, Aluminum Wire (awg/kcmil) 4 To 250, Material Of
    Read More

    In Stock

    $561.00
    See It
    at Grainger
  29. 200A Main Circuit Breaker By Square D
    200A Main Circuit Breaker By Square D
    200A Main Circuit Breaker By Square D

    In Stock

    $124.17
    See It
    at Sears Marketplace
  30. Eaton Eaton 200 Amp BR Type Main Breaker Meter Breaker Without Distribution
    Eaton Eaton 200 Amp BR Type Main Breaker Meter Breaker Without Distribution
    The Eaton 200 Amp Meter Breaker is intended for use as a combination main breaker load center and meter socket. The meter breaker includes a commercial-grade main breaker and offers top and bottom feed as a surface mount. The unit has an aluminum
    Read More

    In Stock

    $136.00
    See It
    at Home Depot
    Trusted Merchant
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