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- Factory Stock in Ontario
15 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S15T22L
238 – Loyalty Rewards
$238.29
5 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
20 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S20T22L
238 – Loyalty Rewards
$238.29
10 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
25 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S25T22L
238 – Loyalty Rewards
$238.29
8 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
30 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S30T22L
238 – Loyalty Rewards
$238.29
8 In Ontario Factory Warehouse As Of Jan 19 2026
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50 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S50T22L
238 – Loyalty Rewards
$238.29
Call Or Email To Confirm Delivery
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- Factory Stock in Ontario
60 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S60T22L
238 – Loyalty Rewards
$238.29
2 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
70 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S70T22L
238 – Loyalty Rewards
$238.29
14 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
80 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S80T22L
238 – Loyalty Rewards
$238.29
12 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
90 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S90T22L
238 – Loyalty Rewards
$238.29
1 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
100 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S100T22L
238 – Loyalty Rewards
$238.29
17 In Ontario Factory Warehouse As Of Jan 19 2026
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125 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S125T22L
340 – Loyalty Rewards
$340.75
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- Factory Stock in Ontario
150 Amp 2 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S150T22L
340 – Loyalty Rewards
$340.75
24 In Ontario Factory Warehouse As Of Jan 19 2026
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- Factory Stock in Ontario
15 Amp 3 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S15T3L
292 – Loyalty Rewards
$292.46
10 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
20 Amp 3 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S20T3L
292 – Loyalty Rewards
$292.46
13 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
25 Amp 3 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S25T3L
292 – Loyalty Rewards
$292.46
10 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
35 Amp 3 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S35T3L
292 – Loyalty Rewards
$292.46
13 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
40 Amp 3 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S40T3L
292 – Loyalty Rewards
$292.46
1 In Ontario Factory Warehouse As Of Jan 19 2026
Click the image to back order this item from the product page
45 Amp 3 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S45T3L
292 – Loyalty Rewards
$292.46
Call Or Email To Confirm Delivery
Click the image to back order this item from the product page
50 Amp 3 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S50T3L
292 – Loyalty Rewards
$292.46
Call Or Email To Confirm Delivery
Click the image to back order this item from the product page
70 Amp 3 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S70T3L
292 – Loyalty Rewards
$292.46
Call Or Email To Confirm Delivery
Click the image to back order this item from the product page
- Factory Stock in Ontario
80 Amp 3 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S80T3L
292 – Loyalty Rewards
$292.46
7 In Ontario Factory Warehouse As Of Jan 19 2026
Click the image to back order this item from the product page
90 Amp 3 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S90T3L
292 – Loyalty Rewards
$292.46
Call Or Email To Confirm Delivery
Click the image to back order this item from the product page
125 Amp 3 Pole Molded Case Circuit Breaker MCCB 14kA @ 600Vac Lug Line/Load Side
M1S125T3L
429 – Loyalty Rewards
$429.26
Call Or Email To Confirm Delivery
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- Factory Stock in Ontario
15 Amp 2 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N15T22L
264 – Loyalty Rewards
$264.60
7 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
25 Amp 2 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N25T22L
264 – Loyalty Rewards
$264.60
15 In Ontario Factory Warehouse As Of Jan 19 2026
Click the image to back order this item from the product page
30 Amp 2 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N30T22L
264 – Loyalty Rewards
$264.60
Call Or Email To Confirm Delivery
Click the image to back order this item from the product page
- Factory Stock in Ontario
50 Amp 2 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N50T22L
264 – Loyalty Rewards
$264.60
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
100 Amp 2 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N100T22L
264 – Loyalty Rewards
$264.60
4 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
125 Amp 2 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N125T22L
389 – Loyalty Rewards
$389.96
2 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
150 Amp 2 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N150T22L
389 – Loyalty Rewards
$389.96
2 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
15 Amp 3 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N15T3L
324 – Loyalty Rewards
$324.81
40 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
20 Amp 3 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N20T3L
324 – Loyalty Rewards
$324.81
40 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
25 Amp 3 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N25T3L
324 – Loyalty Rewards
$324.81
24 In Ontario Factory Warehouse As Of Jan 19 2026
Click the image to back order this item from the product page
35 Amp 3 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N35T3L
324 – Loyalty Rewards
$324.81
Call Or Email To Confirm Delivery
Click the image to back order this item from the product page
- Factory Stock in Ontario
40 Amp 3 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N40T3L
324 – Loyalty Rewards
$324.81
31 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
45 Amp 3 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N45T3L
324 – Loyalty Rewards
$324.81
4 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
50 Amp 3 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N50T3L
324 – Loyalty Rewards
$324.81
25 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
70 Amp 3 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N70T3L
324 – Loyalty Rewards
$324.81
35 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
80 Amp 3 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N80T3L
324 – Loyalty Rewards
$324.81
20 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
90 Amp 3 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N90T3L
324 – Loyalty Rewards
$324.81
20 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
125 Amp 3 Pole Molded Case Circuit Breaker MCCB 20kA @ 600Vac Lug Line/Load Side
M1N125T3L
491 – Loyalty Rewards
$491.44
36 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
30 Amp 2 Pole Molded Case Circuit Breaker MCCB 25kA @ 600Vac Lug Line/Load Side
M1H30T22L
335 – Loyalty Rewards
$335.26
6 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
15 Amp 3 Pole Molded Case Circuit Breaker MCCB 25kA @ 600Vac Lug Line/Load Side
M1H15T3L
420 – Loyalty Rewards
$420.80
2 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
20 Amp 3 Pole Molded Case Circuit Breaker MCCB 25kA @ 600Vac Lug Line/Load Side
M1H20T3L
420 – Loyalty Rewards
$420.80
7 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
35 Amp 3 Pole Molded Case Circuit Breaker MCCB 25kA @ 600Vac Lug Line/Load Side
M1H35T3L
420 – Loyalty Rewards
$420.80
7 In Ontario Factory Warehouse As Of Jan 19 2026
Click the image to back order this item from the product page
40 Amp 3 Pole Molded Case Circuit Breaker MCCB 25kA @ 600Vac Lug Line/Load Side
M1H40T3L
420 – Loyalty Rewards
$420.80
Call Or Email To Confirm Delivery
Click the image to back order this item from the product page
50 Amp 3 Pole Molded Case Circuit Breaker MCCB 25kA @ 600Vac Lug Line/Load Side
M1H50T3L
420 – Loyalty Rewards
$420.80
Call Or Email To Confirm Delivery
Click the image to back order this item from the product page
- Factory Stock in Ontario
70 Amp 3 Pole Molded Case Circuit Breaker MCCB 25kA @ 600Vac Lug Line/Load Side
M1H70T3L
420 – Loyalty Rewards
$420.80
5 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
80 Amp 3 Pole Molded Case Circuit Breaker MCCB 25kA @ 600Vac Lug Line/Load Side
M1H80T3L
420 – Loyalty Rewards
$420.80
2 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
90 Amp 3 Pole Molded Case Circuit Breaker MCCB 25kA @ 600Vac Lug Line/Load Side
M1H90T3L
420 – Loyalty Rewards
$420.80
2 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
125 Amp 3 Pole Molded Case Circuit Breaker MCCB 25kA @ 600Vac Lug Line/Load Side
M1H125T3L
615 – Loyalty Rewards
$615.29
11 In Ontario Factory Warehouse As Of Jan 19 2026
Click the image to back order this item from the product page

Reliable Low-Voltage Protection for General Purpose Circuits

The Noark M1 Series Molded Case Breakers are compact, CSA/UL-certified breakers designed for branch circuit protection in residential, commercial, and light industrial installations. With a frame size up to 150A, they’re ideal for electricians and contractors who need high interrupt ratings in a space-saving format. Shop online for wholesale pricing and fast shipping across Canada.

Common Applications:

Lighting and receptacle circuits

Panelboard breakers for retail/commercial use

HVAC and small motor loads

OEM control panels

Key Features:

Rated current: 15A to 150A

Voltage: Up to 600VAC / 500VDC

Interrupt rating: Up to 150kA @ 240V

Poles: 1, 2, 3

Thermal-magnetic trip unit

UL 489 and CSA C22.2 No. 5 certified

Compact dimensions, terminal lugs included

M1 Series Molded Case Breaker