• Factory Stock in Ontario
        Noark Electrical
        Noark MCCB UL 489 - 3P M3N 400 A Frame Size 65kA@480Vac 400A 2P Lug Line/Load Side
        M3N400T2L
        909   – Loyalty Rewards
        • $909.64
        22 In Ontario Factory Warehouse As Of Jan 19 2026
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        • Factory Stock in Ontario
            Noark Electrical
            Noark MCCB UL 489 M3S 400 A Frame Size 42kA@480Vac 250A 3P Lug Line/Load Side
            M3S250T3L
            973   – Loyalty Rewards
            • $973.86
            3 In Ontario Factory Warehouse As Of Jan 19 2026
            Click the image to back order this item from the product page
            • Factory Stock in Ontario
                Noark Electrical
                Noark MCCB UL 489 M3N 400 A Frame Size 65kA@480Vac 250A 3P Lug Line/Load Side
                M3N250T3L
                1070   – Loyalty Rewards
                • $1,070.18
                1 In Ontario Factory Warehouse As Of Jan 19 2026
                Click the image to back order this item from the product page
                    • Noark Electrical
                      Noark MCCB UL 489 - 3P M3S 400 A Frame Size 42kA@480Vac 350A 2P Lug Line/Load Side
                      M3S350T2L
                      827   – Loyalty Rewards
                      • $827.78
                      Call Or Email To Confirm Delivery
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                      • Factory Stock in Ontario
                          Noark Electrical
                          Noark MCS UL 489 M3D 400 A Frame Size 400A 3P Lug Line/Load Side
                          M3D4003L
                          651   – Loyalty Rewards
                          • $651.80
                          9 In Ontario Factory Warehouse As Of Jan 19 2026
                          Click the image to back order this item from the product page

                        Versatile Power Protection for High-Current Loads

                        The Noark M3 Series MCCBs are heavy-duty breakers designed for flexible use in 225A to 400A systems. Built to fit mid-range industrial and commercial load requirements, they provide adjustable protection settings for motor loads, transformers, and power feeders.

                        Applications:

                        Industrial subpanels

                        Backup generator protection

                        HVAC disconnects in commercial buildings

                        OEM systems requiring high durability

                        Key Features:

                        Rated current: 225A to 400A

                        Voltage: Up to 600VAC / 500VDC

                        Interrupt rating: Up to 100kA @ 240VAC

                        2 and 3-pole configurations

                        Thermal-magnetic trip units

                        UL 489, CSA certified

                        Easy integration into OEM control panels

                        M3 Series Molded Case Breaker

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