400 Amp Main

Square D

Main Breaker Kit, 400A, 347V AC

Mfr # N400M

Key Features:

Item: Main Breaker Kit
For Use With: Square D L-Frame Panelboards
Phase: Three

Square D

Load Center, QO, 42 Spaces, 400A, 240V, Main Lug, 1 Phase

Mfr # QONQ42LS400

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 42

Square D

Load Center, QO, 42 Spaces, 400A, 240V, Main Circuit Breaker, 1 Phase

Mfr # QONQ42MS400

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Circuit Breaker
Number of Spaces: 42

Ge

Bonding Strap Kit, 400A, 6Wx9L

Mfr # BNDKT6

Key Features:

Item: Bonding Strap Kit
For Use With: Pro-Stock A-Series Panelboards
Amps: 400A

Square D

Load Center, 24 Spaces, 125 A Amps, 120/240V AC, QO Circuit Breaker Type, Indoor

Mfr # QO124L125PG

Key Features:

Item: Load Center
Enclosure NEMA Rating: NEMA 1
Main Circuit Breaker or Main Lug: Convertible Main Lug

Square D

Load Center, QO, 12 Spaces, 125A, 120/240V, Main Lug, 3 Phase

Mfr # QO312L125G

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 12

Square D

Load Center, QO, 30 Spaces, 200A, 120/240V, Main Lug, 3 Phase

Mfr # QO330L200G

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 30

Square D

METER MAIN 400A RINGLESS, 400 A, 1 Phase

Mfr # QU12L400CL

Key Features:

Item: METER MAIN 400A RINGLESS
Amps: 400 A
Phase: 1

Square D

Load Center, QO, 12 Spaces, 125A, 120/240V, Main Lug, 1 Phase

Mfr # QO112L125PG

Key Features:

Item: Load Center
Enclosure NEMA Rating: NEMA 1
Main Circuit Breaker or Main Lug: Main Lug

Square D

Meter Main, QO, 12 Spaces, 400A, Main Lug, 1 Phase

Mfr # QU12L400SL150

Key Features:

Item: Meter Main
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 12

Square D

Load Center, QO, 6 Spaces, 100A, 120/240V, Main Lug, 1 Phase

Mfr # QO612L100DS

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 6

Square D

Load Center, QO, 3 Spaces, 60A, 120/240V, Main Lug, 3 Phase

Mfr # QO403L60NS

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 3

Square D

Load Center, QO, 24 Spaces, 125A, 120/240V, Main Lug, 3 Phase

Mfr # QO324L125G

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 24

Square D

Load Center, QO, 24 Spaces, 100A, 120/240V, Convertible Main Circuit Breaker, 1 Phase

Mfr # QO124M100P

Key Features:

Item: Load Center
Enclosure NEMA Rating: NEMA 1
Main Circuit Breaker or Main Lug: Convertible Main Circuit Breaker

Square D

Load Center, QO, 42 Spaces, 225A, 120/240V, Main Lug, 3 Phase

Mfr # QO342L225G

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 42

Square D

Panelboard Interior, 400 A, 120/240V AC

Mfr # NQ42L4C

Key Features:

Item: Panelboard Interior
For Use With: NQ Circuit Breakers
Voltage: 120/240V AC

Square D

Panelboard Interior, QHB, QOB, QOB-VH, 42 Spaces, 400A, 120/240V, Convertible Main Lug, 3 Phase

Mfr # NQ442L4C

Key Features:

Item: Panelboard Interior
Main Circuit Breaker or Main Lug: Convertible Main Lug
Number of Spaces: 42

Square D

Meter Main, QO, 12 Spaces, 400A, Main Lug, 1 Phase

Mfr # QU12L400SL

Key Features:

Item: Meter Main
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 12

Square D

Panelboard Interior, QHB, QOB, QOB-VH, 42 Spaces, 400A, 240V, Convertible, Main Lug, 3 Phase

Mfr # NQ442L4

Key Features:

Item: Panelboard Interior
Main Circuit Breaker or Main Lug: Convertible, Main Lug
Circuit Breaker Type: Plug In Miniature

Square D

Meter Main, QO, 8 Spaces, 400A; 200A, Main Lug, 1 Phase

Mfr # QU816D400SL

Key Features:

Item: Meter Main
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 8

Square D

Panelboard Interior, QOB, QOB-VH, QHB, 54 Spaces, 400A, 240V, Main Lug, 3 Phase

Mfr # NQ454L4

Key Features:

Item: Panelboard Interior
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 54

Square D

Load Center, QO, 18 Spaces, 200A, 120/240V, Main Lug, 3 Phase

Mfr # QO318L200G

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 18

Square D

Load Center, QO, 20 Spaces, 125A, 120/240V, Main Lug, 3 Phase

Mfr # QO320L125G

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 20

Square D

Load Center, QO, 8 Spaces, 100A, 120/240V, Main Lug, 1 Phase

Mfr # QO816L100DS

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 8

Square D

Load Center, QO, 12 Spaces, 100A, 120/240V, Main Circuit Breaker, 1 Phase

Mfr # QO112M100PC

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Circuit Breaker
Number of Spaces: 12

Ge

Load Center, TM184, THQL, 18 Spaces, 100A, 120/208V, Main Circuit Breaker, 3 Phase

Mfr # TM18410R

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Circuit Breaker
Number of Spaces: 18

Square D

Load Center, QO, 6 Spaces, 100A, 120/240V, Main Lug, 1 Phase

Mfr # QO612L100DF

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 6

Ge

Load Center, TM184, THQL, 18 Spaces, 100A, 120/208V, Main Circuit Breaker, 3 Phase

Mfr # TM18410C

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Circuit Breaker
Number of Spaces: 18

Square D

Load Center, QO, 8 Spaces, 100A, 120/240V, Main Lug, 1 Phase

Mfr # QO816L100DF

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 8

Eaton

Circuit Breaker, PDG Series 400A, 3 Pole, 600V AC, A Curve

Mfr # PDG43G0400TFAJ

Key Features:

Item: Circuit Breaker
Series: PDG
Amps: 400A

Square D

Load Center, QO, 12 Spaces, 125A, 120/240V, Main Lug, 3 Phase

Mfr # QO312L125GRB

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 12

Square D

Load Center, QO, 42 Spaces, 200A, 120/240V, Convertible Main Circuit Breaker, 3 Phase

Mfr # QO342MQ200

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Convertible Main Circuit Breaker
Number of Spaces: 42

Square D

Load Center Cover, Flush Mount, 125 A, 22.13 in L, 15.44 in W, Non-Vented, 24 Spaces, NEMA 1

Mfr # QOC24UF

Key Features:

Item: Cover
For Use With: Square D QO Load Centers
Amps: 125A

Square D

Load Center, QO, 30 Spaces, 200A, 120/240V, Convertible Main Lug, 1 Phase

Mfr # QO130L200PG

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Convertible Main Lug
Number of Spaces: 30

Square D

Load Center, QO, 3 Spaces, 30A, 120V, Main Circuit Breaker, 1 Phase

Mfr # QO35FM30TTS

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Circuit Breaker
Number of Spaces: 3

Square D

Load Center, QO, 12 Spaces, 125A, 120/240V, Main Lug, 1 Phase

Mfr # QO112L125PGC

Key Features:

Item: Load Center
Main Circuit Breaker or Main Lug: Main Lug
Number of Spaces: 12

If you need a 400 amp main we have them at everyday low prices.

Shop 400 Amp Main results

Main Breaker Kit, 400A, 347V AC

Key Features:

Load Center, QO, 42 Spaces, 400A, 240V, Main Lug, 1 Phase

Key Features:

Load Center, QO, 42 Spaces, 400A, 240V, Main Circuit Breaker, 1 Phase

Key Features:

Bonding Strap Kit, 400A, 6Wx9L

Key Features:

Load Center, 24 Spaces, 125 A Amps, 120/240V AC, QO Circuit Breaker Type, Indoor

Key Features:

Load Center, QO, 12 Spaces, 125A, 120/240V, Main Lug, 3 Phase

Key Features:

Load Center, QO, 30 Spaces, 200A, 120/240V, Main Lug, 3 Phase

Key Features:

METER MAIN 400A RINGLESS, 400 A, 1 Phase

Key Features:

Load Center, QO, 12 Spaces, 125A, 120/240V, Main Lug, 1 Phase

Key Features:

Meter Main, QO, 12 Spaces, 400A, Main Lug, 1 Phase

Key Features:

Load Center, QO, 6 Spaces, 100A, 120/240V, Main Lug, 1 Phase

Key Features:

Load Center, QO, 3 Spaces, 60A, 120/240V, Main Lug, 3 Phase

Key Features:

Load Center, QO, 24 Spaces, 125A, 120/240V, Main Lug, 3 Phase

Key Features:

Load Center, QO, 24 Spaces, 100A, 120/240V, Convertible Main Circuit Breaker, 1 Phase

Key Features:

Load Center, QO, 42 Spaces, 225A, 120/240V, Main Lug, 3 Phase

Key Features:

Panelboard Interior, 400 A, 120/240V AC

Key Features:

Panelboard Interior, QHB, QOB, QOB-VH, 42 Spaces, 400A, 120/240V, Convertible Main Lug, 3 Phase

Key Features:

Meter Main, QO, 12 Spaces, 400A, Main Lug, 1 Phase

Key Features:

Panelboard Interior, QHB, QOB, QOB-VH, 42 Spaces, 400A, 240V, Convertible, Main Lug, 3 Phase

Key Features:

Meter Main, QO, 8 Spaces, 400A; 200A, Main Lug, 1 Phase

Key Features:

Panelboard Interior, QOB, QOB-VH, QHB, 54 Spaces, 400A, 240V, Main Lug, 3 Phase

Key Features:

Load Center, QO, 18 Spaces, 200A, 120/240V, Main Lug, 3 Phase

Key Features:

Load Center, QO, 20 Spaces, 125A, 120/240V, Main Lug, 3 Phase

Key Features:

Load Center, QO, 8 Spaces, 100A, 120/240V, Main Lug, 1 Phase

Key Features:

Load Center, QO, 12 Spaces, 100A, 120/240V, Main Circuit Breaker, 1 Phase

Key Features:

Load Center, TM184, THQL, 18 Spaces, 100A, 120/208V, Main Circuit Breaker, 3 Phase

Key Features:

Load Center, QO, 6 Spaces, 100A, 120/240V, Main Lug, 1 Phase

Key Features:

Load Center, TM184, THQL, 18 Spaces, 100A, 120/208V, Main Circuit Breaker, 3 Phase

Key Features:

Load Center, QO, 8 Spaces, 100A, 120/240V, Main Lug, 1 Phase

Key Features:

Circuit Breaker, PDG Series 400A, 3 Pole, 600V AC, A Curve

Key Features:

Load Center, QO, 12 Spaces, 125A, 120/240V, Main Lug, 3 Phase

Key Features:

Load Center, QO, 42 Spaces, 200A, 120/240V, Convertible Main Circuit Breaker, 3 Phase

Key Features:

Load Center Cover, Flush Mount, 125 A, 22.13 in L, 15.44 in W, Non-Vented, 24 Spaces, NEMA 1

Key Features:

Load Center, QO, 30 Spaces, 200A, 120/240V, Convertible Main Lug, 1 Phase

Key Features:

Load Center, QO, 3 Spaces, 30A, 120V, Main Circuit Breaker, 1 Phase

Key Features:

Load Center, QO, 12 Spaces, 125A, 120/240V, Main Lug, 1 Phase

Key Features:

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