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- Factory Stock in Ontario
30 Amp MCCB Noark M1S (150 A Frame Size) 35kA@480Vac 30A 3P Lug Line/Load Side
M1S30T3L
292 – Loyalty Rewards
$292.46
17 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
60 Amp MCCB Noark M1S (150 A Frame Size) 35kA@480Vac 60A 3P Lug Line/Load Side
M1S60T3L
292 – Loyalty Rewards
$292.46
30 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
100 Amp MCCB Noark M1S (150 A Frame Size) 35kA@480Vac 100A 3P Lug Line/Load Side
M1S100T3L
292 – Loyalty Rewards
$292.46
26 In Ontario Factory Warehouse As Of Jan 19 2026
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150 Amp MCCB Noark 3P M1S (150 A Frame Size) 35kA@480Vac 150A 3P Lug Line/Load Side
M1S150T3L
429 – Loyalty Rewards
$429.26
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- Factory Stock in Ontario
175 Amp MCCB Noark M2S (250 A Frame Size) 35kA@480Vac 175A 3P Lug Line/Load Side
M2S175T3L
666 – Loyalty Rewards
$666.47
15 In Ontario Factory Warehouse As Of Jan 19 2026
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200 Amp MCCB Noark M2S (250 A Frame Size) 35kA@480Vac 200A 3P Lug Line/Load Side
M2S200T3L
666 – Loyalty Rewards
$666.47
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225 Amp MCCB Noark M2S (250 A Frame Size) 35kA@480Vac 225A 3P Lug Line/Load Side
M2S225T3L
666 – Loyalty Rewards
$666.47
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250 Amp MCCB Noark M2S (250 A Frame Size) 35kA@480Vac 250A 3P Lug Line/Load Side
M2S250T3L
768 – Loyalty Rewards
$768.95
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- Factory Stock in Ontario
300 Amp MCCB Noark M3S (400 A Frame Size) 42kA@480Vac 300A 3P Lug Line/Load Side
M3S300T3L
973 – Loyalty Rewards
$973.86
2 In Ontario Factory Warehouse As Of Jan 19 2026
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350 Amp MCCB Noark M3S (400 A Frame Size) 42kA@480Vac 350A 3P Lug Line/Load Side
M3S350T3L
973 – Loyalty Rewards
$973.86
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400 Amp MCCB Noark M3S (400 A Frame Size) 42kA@480Vac 400A 3P Lug Line/Load Side
M3S400T3L
973 – Loyalty Rewards
$973.86
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400 Amp MCCB Noark M4S (600 A Frame Size) 42kA@480Vac 400A 3P Lug Line/Load Side
M4S400T3L
2274 – Loyalty Rewards
$2,274.53
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- Factory Stock in Ontario
500 Amp MCCB Noark M4S (600 A Frame Size) 42kA@480Vac 500A 3P Lug Line/Load Side
M4S500T3L
2274 – Loyalty Rewards
$2,274.53
1 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
600 Amp MCCB Noark M4S (600 A Frame Size) 42kA@480Vac 600A 3P Lug Line/Load Side
M4S600T3L
2274 – Loyalty Rewards
$2,274.53
6 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
30 Amp MCCB Noark M1N (150 A Frame Size) 65kA@480Vac 30A 3P Lug Line/Load Side
M1N30T3L
324 – Loyalty Rewards
$324.81
21 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
60 Amp MCCB Noark M1N (150 A Frame Size) 65kA@480Vac 60A 3P Lug Line/Load Side
M1N60T3L
324 – Loyalty Rewards
$324.81
35 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
100 Amp MCCB Noark M1N (150 A Frame Size) 65kA@480Vac 100A 3P Lug Line/Load Side
M1N100T3L
324 – Loyalty Rewards
$324.81
41 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
150 Amp MCCB Noark - 3P M1N (150 A Frame Size) 65kA@480Vac 150A 3P Lug Line/Load Side
M1N150T3L
491 – Loyalty Rewards
$491.44
110 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
175 Amp MCCB Noark M2N (250 A Frame Size) 65kA@480Vac 175A 3P Lug Line/Load Side
M2N175T3L
722 – Loyalty Rewards
$722.18
15 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
200 Amp MCCB Noark M2N (250 A Frame Size) 65kA@480Vac 200A 3P Lug Line/Load Side
M2N200T3L
722 – Loyalty Rewards
$722.18
69 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
225 Amp MCCB Noark M2N (250 A Frame Size) 65kA@480Vac 225A 3P Lug Line/Load Side
M2N225T3L
722 – Loyalty Rewards
$722.18
14 In Ontario Factory Warehouse As Of Jan 19 2026
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300 Amp MCCB Noark M3N (400 A Frame Size) 65kA@480Vac 300A 3P Lug Line/Load Side
M3N300T3L
1070 – Loyalty Rewards
$1,070.18
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- Factory Stock in Ontario
350 Amp MCCB Noark M3N (400 A Frame Size) 65kA@480Vac 350A 3P Lug Line/Load Side
M3N350T3L
1070 – Loyalty Rewards
$1,070.18
20 In Ontario Factory Warehouse As Of Jan 19 2026
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400 Amp MCCB Noark M3N (400 A Frame Size) 65kA@480Vac 400A 3P Lug Line/Load Side
M3N400T3L
1070 – Loyalty Rewards
$1,070.87
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- Factory Stock in Ontario
400 Amp MCCB Noark M4N (600 A Frame Size) 65kA@480Vac 400A 3P Lug Line/Load Side
M4N400T3L
2473 – Loyalty Rewards
$2,473.44
2 In Ontario Factory Warehouse As Of Jan 19 2026
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250 Amp MCCB Noark M2N (250 A Frame Size) 65kA@480Vac 250A 3P Lug Line/Load Side
M2N250T3L
903 – Loyalty Rewards
$903.24
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- Factory Stock in Ontario
500 Amp MCCB Noark M4N (600 A Frame Size) 65kA@480Vac 500A 3P Lug Line/Load Side
M4N500T3L
2473 – Loyalty Rewards
$2,473.44
10 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
600 Amp MCCB Noark M4N (600 A Frame Size) 65kA@480Vac 600A 3P Lug Line/Load Side
M4N600T3L
2473 – Loyalty Rewards
$2,473.44
13 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
30 Amp MCCB Noark M1H (150 A Frame Size) 100kA@480Vac 30A 3P Lug Line/Load Side
M1H30T3L
420 – Loyalty Rewards
$420.80
3 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
150 Amp MCCB Noark - 3P M1H (150 A Frame Size) 100kA@480Vac 150A 3P Lug Line/Load Side
M1H150T3L
615 – Loyalty Rewards
$615.29
5 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
100 Amp MCCB Noark M1H (150 A Frame Size) 100 kA @ 480 Vac 100A 3P Lug Line/Load Side
M1H100T3L
420 – Loyalty Rewards
$420.80
7 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
60 Amp MCCB Noark M1H (150 A Frame Size) 100kA@480Vac 60A 3P Lug Line/Load Side
M1H60T3L
420 – Loyalty Rewards
$420.80
8 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
175 Amp MCCB Noark M2H (250 A Frame Size) 100kA@480Vac 175A 3P Lug Line/Load Side
M2H175T3L
939 – Loyalty Rewards
$939.56
1 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
200 Amp MCCB Noark M2H (250 A Frame Size) 100kA@480Vac 200A 3P Lug Line/Load Side
M2H200T3L
939 – Loyalty Rewards
$939.56
4 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
225 Amp MCCB Noark M2H (250 A Frame Size) 100kA@480Vac 225A 3P Lug Line/Load Side
M2H225T3L
939 – Loyalty Rewards
$939.56
3 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
250 Amp MCCB Noark M2H (250 A Frame Size) 100kA@480Vac 250A 3P Lug Line/Load Side
M2H250T3L
1129 – Loyalty Rewards
$1,129.01
4 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
400 Amp MCCB Noark M3H (400 A Frame Size) 100kA@480Vac 400A 3P Lug Line/Load Side
M3H400T3L
1390 – Loyalty Rewards
$1,390.66
2 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
400 Amp MCCB Noark - 3P M4H (600 A Frame Size) 100kA@480Vac 400A 3P with Lug terminal
M4H400T3L
3215 – Loyalty Rewards
$3,215.72
2 In Ontario Factory Warehouse As Of Jan 19 2026
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400 Amp MCCB Noark M4H (600 A Frame Size) 100kA@480Vac 600A 3P with Lug terminal
M4H600T3L
3216 – Loyalty Rewards
$3,216.00
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Noark’s Ex9 M-Series Molded Case Circuit Breakers (MCCBs) provide reliable, CSA-certified protection for use in NEMA 1, 3R, and 12 breaker enclosures. Rated up to 600 A / 600 V AC, these breakers meet UL 489 and CSA C22.2 No. 5 standards and are approved for service-entrance use in Canada.
Available in M1–M4 frames, each breaker features thermal-magnetic trip units, lug terminals, and optional neutral kits for 3- or 4-wire systems. When combined with Noark’s X-Series enclosures, they create a fully certified, ready-to-install breaker assembly that simplifies design and code compliance for Canadian contractors and OEMs.

Molded Case Circuit Breakers (for Enclosure Kits)

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Molded Case Circuit Breakers (for Enclosure Kits)

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