3-Pole Circuit Breakers

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LH36200 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 200 Amp - 3 Pole - 600 Volt
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LH36200 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 200 Amp - 3 Pole - 600 Volt

$3,199.99

LH36200 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 200 Amp - 3 Pole - 600 Volt

$3,199.99
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In stock

Square D LH36225 3-Pole I-Line Plug-In Circuit Breaker 600V 225A
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LH36225 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 225 Amp - 3 Pole - 600 Volt

$3,599.99

LH36225 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 225 Amp - 3 Pole - 600 Volt

$3,599.99
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Square D LH36250 3-Pole I-Line Plug-In Circuit Breaker 600V 250A
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LH36250 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 250 Amp - 3 Pole - 600 Volt

$3,199.99

LH36250 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 250 Amp - 3 Pole - 600 Volt

$3,199.99
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Square D LH36300 3-Pole I-Line Plug-In Circuit Breaker 600V 300A
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LH36300 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 300 Amp - 3 Pole - 600 Volt

$2,999.99

LH36300 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 300 Amp - 3 Pole - 600 Volt

$2,999.99
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Square D LH36400 3-Pole I-Line Plug-In Circuit Breaker 600V 400A
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LH36400 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 400 Amp - 3 Pole - 600 Volt

$1,434.99 – $3,199.99

LH36400 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 400 Amp - 3 Pole - 600 Volt

$3,199.99
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Square D Ljm36400U31X 3 Pole Non Interchangeable Trip Electronic Circuit Breakers - Front View
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LJM36400U31X - Square D Bolt-On 600V 400A 3 pole circuit breaker 65kA@480V

$3,849.99

LJM36400U31X - Square D Bolt-On 600V 400A 3 pole circuit breaker 65kA@480V

$3,849.99
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Ma36450 Square D Molded Case Circuit Breakers I Line Style Plug In 450 Amp 3 Pole 600 V - Front View
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MA36450 - Square D - Molded Case Circuit Breakers I-Line Style Plug-In - 450 Amp - 3 Pole - 600 V

$1,250.00

MA36450 - Square D - Molded Case Circuit Breakers I-Line Style Plug-In - 450 Amp - 3 Pole - 600 V

$1,250.00
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MA36500 - Square D - Molded Case Circuit Breaker I-Line Style Plug-In - 500 Amp - 3 Pole - 600 V
New
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MA36500 - Square D - Molded Case Circuit Breaker I-Line Style Plug-In - 500 Amp - 3 Pole - 600 V

$4,999.99

MA36500 - Square D - Molded Case Circuit Breaker I-Line Style Plug-In - 500 Amp - 3 Pole - 600 V

$4,999.99
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Square D MA36600 3-Pole 600A I-Line Plug-In Circuit Breaker 600V
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MA36600 - Square D - Molded Case Circuit Breakers I-Line Style Plug-In - 600 Amp - 3 Pole - 600 V

$1,450.00 – $4,999.99

MA36600 - Square D - Molded Case Circuit Breakers I-Line Style Plug-In - 600 Amp - 3 Pole - 600 V

$4,999.99
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Square D MA36700 3-Pole 700A I-Line Plug-In Circuit Breaker 600V
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MA36700 - Square D - Molded Case Circuit Breaker I-Line Style Plug-In - 700 Amp - 3 Pole - 600 V

$1,450.00

MA36700 - Square D - Molded Case Circuit Breaker I-Line Style Plug-In - 700 Amp - 3 Pole - 600 V

$1,450.00
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In stock

Square D MA36800 3-Pole 800A I-Line Plug-In Circuit Breaker 600V
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MA36800 - Square D - Molded Case Circuit Breakers I-Line Style Plug-In - 800 Amp - 3 Pole - 600 V

$1,400.00

MA36800 - Square D - Molded Case Circuit Breakers I-Line Style Plug-In - 800 Amp - 3 Pole - 600 V

$1,400.00
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MAL361000 - Square D - Molded Case Circuit Breaker Feed-Thru - 1000 Amp - 3 Pole - 600 V
New
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MAL361000 - Square D - Molded Case Circuit Breaker Feed-Thru - 1000 Amp - 3 Pole - 600 V

$6,799.99

MAL361000 - Square D - Molded Case Circuit Breaker Feed-Thru - 1000 Amp - 3 Pole - 600 V

$6,799.99
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In stock

MAL361200 - Square D - Molded Case Circuit Breakers Feed-Thru - 1200 Amp - 3 Pole - 600 V MAL361200 - Square D - Molded Case Circuit Breakers Feed-Thru - 1200 Amp - 3 Pole - 600 V
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MAL361200 - Square D - Molded Case Circuit Breakers Feed-Thru - 1200 Amp - 3 Pole - 600 V

$6,799.99

MAL361200 - Square D - Molded Case Circuit Breakers Feed-Thru - 1200 Amp - 3 Pole - 600 V

$6,799.99
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MAL36350 - Square D - Molded Case Circuit Breaker Feed-Thru - 350 Amp - 3 Pole - 600 V MAL36350 - Square D - Molded Case Circuit Breaker Feed-Thru - 350 Amp - 3 Pole - 600 V
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MAL36350 - Square D - Molded Case Circuit Breaker Feed-Thru - 350 Amp - 3 Pole - 600 V

$5,599.99

MAL36350 - Square D - Molded Case Circuit Breaker Feed-Thru - 350 Amp - 3 Pole - 600 V

$5,599.99
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In stock

MAL36400 - Square D - Molded Case Circuit Breakers Feed-Thru - 400 Amp - 3 Pole - 600 V
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MAL36400 - Square D - Molded Case Circuit Breakers Feed-Thru - 400 Amp - 3 Pole - 600 V

$2,519.99 – $5,599.99

MAL36400 - Square D - Molded Case Circuit Breakers Feed-Thru - 400 Amp - 3 Pole - 600 V

$5,599.99
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In stock

Square D MAL36450 3-Pole 450A Feed-Thru Circuit Breaker 600V
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MAL36450 - Square D - Molded Case Circuit Breaker Feed-Thru - 450 Amp - 3 Pole - 600 V

$879.99 – $4,888.88

MAL36450 - Square D - Molded Case Circuit Breaker Feed-Thru - 450 Amp - 3 Pole - 600 V

$879.99
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In stock

Square D MAL36500 3-Pole 500A Feed-Thru Circuit Breaker 600V
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MAL36500 - Square D - Molded Case Circuit Breakers Feed-Thru - 500 Amp - 3 Pole - 600 V

$879.99

MAL36500 - Square D - Molded Case Circuit Breakers Feed-Thru - 500 Amp - 3 Pole - 600 V

$879.99
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In stock

Square D MAL36600 3-Pole 600A Feed-Thru Circuit Breaker 600V
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MAL36600 - Square D - Molded Case Circuit Breaker Feed-Thru - 600 Amp - 3 Pole - 600 V

$2,519.99 – $5,599.99

MAL36600 - Square D - Molded Case Circuit Breaker Feed-Thru - 600 Amp - 3 Pole - 600 V

$5,599.99
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In stock

MAL36700 - Square D - Molded Case Circuit Breakers Feed-Thru - 700 Amp - 3 Pole - 600 V
New
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MAL36700 - Square D - Molded Case Circuit Breakers Feed-Thru - 700 Amp - 3 Pole - 600 V

$5,799.99

MAL36700 - Square D - Molded Case Circuit Breakers Feed-Thru - 700 Amp - 3 Pole - 600 V

$5,799.99
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In stock

Square D MAL36800 3-Pole 800A Feed-Thru Circuit Breaker 600V
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MAL36800 - Square D - Molded Case Circuit Breaker Feed-Thru - 800 Amp - 3 Pole - 600 V

$2,599.99 – $5,799.99

MAL36800 - Square D - Molded Case Circuit Breaker Feed-Thru - 800 Amp - 3 Pole - 600 V

$5,799.99
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In stock

MAL36900 - Square D - Molded Case Circuit Breakers Feed-Thru - 900 Amp - 3 Pole - 600 V
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MAL36900 - Square D - Molded Case Circuit Breakers Feed-Thru - 900 Amp - 3 Pole - 600 V

$5,799.99

MAL36900 - Square D - Molded Case Circuit Breakers Feed-Thru - 900 Amp - 3 Pole - 600 V

$5,799.99
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In stock

Map36800 Square D Bolt On 800 Amp 3 Pole Circuit Breaker - Front View
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MAP36800 - Square D Bolt-On 800 Amp 3 Pole Circuit Breaker

$1,199.99

MAP36800 - Square D Bolt-On 800 Amp 3 Pole Circuit Breaker

$1,199.99
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MDL3800 - Eaton - Circuit Breakers Load Centers Feed-Thru - 800 Amp - 3 Pole - 600 Volt
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MDL3800 - Eaton - Circuit Breakers Load Centers Feed-Thru - 800 Amp - 3 Pole - 600 Volt

$4,050.00

MDL3800 - Eaton - Circuit Breakers Load Centers Feed-Thru - 800 Amp - 3 Pole - 600 Volt

$4,050.00
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Eaton Mes3800Lsig 3 Pole Interchangeable Trip Electronic Cb Trip Units Only - Front View
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MES3800LSIG - Eaton - Trip Unit 800 Amp - 3 Pole - 600 Volt

$3,859.99

MES3800LSIG - Eaton - Trip Unit 800 Amp - 3 Pole - 600 Volt

$3,859.99
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MGA36300 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 300 Amp - 3 Pole - 600 Volt
New
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MGA36300 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 300 Amp - 3 Pole - 600 Volt

$4,150.00

MGA36300 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 300 Amp - 3 Pole - 600 Volt

$4,150.00
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In stock

Square D Mga36400 3 Pole Non Interchangeable Trip Electronic Circuit Breakers - Front View
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MGA36400 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 400 Amp - 3 Pole - 600 Volt

$2,099.99 – $4,499.99

MGA36400 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 400 Amp - 3 Pole - 600 Volt

$4,499.99
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In stock

MGA36450 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 450 Amp - 3 Pole - 600 Volt
New
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MGA36450 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 450 Amp - 3 Pole - 600 Volt

$4,150.00

MGA36450 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 450 Amp - 3 Pole - 600 Volt

$4,150.00
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In stock

MGA36800 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 800 Amp - 3 Pole - 600 Volt MGA36800 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 800 Amp - 3 Pole - 600 Volt
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MGA36800 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 800 Amp - 3 Pole - 600 Volt

$2,999.99

MGA36800 - Square D - Molded Case Circuit Breaker I-Line Plug-In - 800 Amp - 3 Pole - 600 Volt

$2,999.99
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In stock

MGL36800 - Square D - Molded Case Circuit Breaker Feed-Thru - 800 Amp - 3 Pole - 600 Volt
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MGL36800 - Square D - Molded Case Circuit Breaker Feed-Thru - 800 Amp - 3 Pole - 600 Volt

$3,699.99

MGL36800 - Square D - Molded Case Circuit Breaker Feed-Thru - 800 Amp - 3 Pole - 600 Volt

$3,699.99
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In stock

Square D MH36700 3-Pole 700A I-Line Plug-In Circuit Breaker 600V
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MH36700 - Square D I-Line Style Plug-In 700 Amp 3 Pole Circuit Breaker

$1,949.99

MH36700 - Square D I-Line Style Plug-In 700 Amp 3 Pole Circuit Breaker

$1,949.99
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In stock

3-Pole Circuit Breakers — 600VAC, In Stock

Our 3-pole circuit breaker inventory covers the most common ratings used in three-phase commercial and industrial power distribution — from 125A up to 400A at 600VAC. Brands include Square D LA36, LAL36 PowerPact series and Eaton Cutler-Hammer Power Defense.

All in stock and available for same-day shipping from Davie, FL. Call or order online — we serve electrical contractors throughout South Florida and ship nationwide.

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🚚Same Day Shipping| ⚡ Stocked with New, Used, Refurbished & Obsolete Electrical Parts

🚚Same Day Shipping| ⚡ Stocked with New, Used, Refurbished & Obsolete Electrical Parts

🚚Same Day Shipping| ⚡ Stocked with New, Used, Refurbished & Obsolete Electrical Parts

🚚Same Day Shipping| ⚡ Stocked with New, Used, Refurbished & Obsolete Electrical Parts
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