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Circuit Breakers

40 Amp, 1 Pole, 240V AC, 60V DC, Trip Curve: C, DIN Rail Mount-Miniature Circuit Breaker, UL1077
SKU: NDB2-63C40-1
In Stock (28)
$ 9.31 9.31 USD /Each
40 Amp, 1 Pole, 240V AC, 60V DC, Trip Curve: D, DIN Rail Mount-Miniature Circuit Breaker, UL1077
SKU: NDB2-63D40-1
In Stock (2)
$ 12.38 12.38 USD /Each
40 Amp, 1 Pole, 240V AC, Trip Curve: C, DIN Rail Mount-Hydraulic-Magnetic Circuit Breaker, UL1077
SKU: NDB5-J440-1P
In Stock (7)
$ 19.13 19.13 USD /Each
40 Amp, 1 Pole, 250V AC, Trip Curve: C, Rack & Panel Mount Screw, Hydraulic Magnetic Circuit Breaker, UL1077
SKU: NDB3100J440-1LSS1A0R
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$ 20.55 20.55 USD /Each
40 Amp, 1 Pole, 250V AC, Trip Curve: C, Rack & Panel Mount Screw, Hydraulic Magnetic Circuit Breaker, UL489
SKU: NDB3100J440-1LSS1A0K
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$ 20.55 20.55 USD /Each
40 Amp, 1 Pole, 277 V AC, Trip Curve: C, Hydraulic Magnetic Circuit Breaker, DIN Rail Mount, UL 1077
SKU: QZ113D240
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$ 19.03 19.03 USD /Each
40 Amp, 1 Pole, 80 V DC, Trip Curve: C, Hydraulic Magnetic Circuit Breaker, DIN Rail Mount, UL 489A
SKU: QY113DMU240
In Stock (16)
$ 21.05 21.05 USD /Each
40 Amp, 1 Pole, 80V DC, Trip Curve: C, DIN Rail Mount-Hydraulic-Magnetic Circuit Breaker, UL1077
SKU: NDB5-Z440-1P
In Stock (2)
$ 19.10 19.1 USD /Each
40 Amp, 1 Pole, 80V DC, Trip Curve: C, Rack & Panel Mount Screw, Hydraulic Magnetic Circuit Breaker, UL489
SKU: NDB3100Z440-1LSS1A0K
In Stock (10)
$ 20.55 20.55 USD /Each
40 Amp, 1 Pole, 80V DC, Trip Curve: C, Rack & Panel Mount Screw, Hydraulic Magnetic Circuit Breaker, UL489A
SKU: NDB3100Z440-1LSS1A0L
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$ 20.55 20.55 USD /Each
40 Amp, 2 Pole, 240/277/480YV AC, 60/125V DC, Trip Curve: C, DIN Rail Mount-Miniature Circuit Breaker, UL489
SKU: NDB2T-63C40-2L
In Stock (5)
$ 52.00 52.0 USD /Each
40 Amp, 2 Pole, 250V AC, Trip Curve: C, Rack & Panel Mount Screw, Hydraulic Magnetic Circuit Breaker, UL1077
SKU: NDB3100J440-2LSS1A0R
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$ 43.10 43.1 USD /Each
40 Amp, 2 Pole, 250V AC, Trip Curve: C, Rack & Panel Mount Screw, Hydraulic Magnetic Circuit Breaker, UL489
SKU: NDB3100J440-2LSS1A0K
In Stock (6)
$ 43.10 43.1 USD /Each
40 Amp, 2 Pole, 250V DC, Trip Curve: C, DIN Rail Mount-Miniature Circuit Breaker, UL1077
SKU: NDB2Z-63C40-2
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$ 36.82 36.82 USD /Each
40 Amp, 2 Pole, 277/480V AC, Trip Curve: C, DIN Rail Mount-Hydraulic-Magnetic Circuit Breaker, UL1077
SKU: NDB5-J440-2P
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$ 38.22 38.22 USD /Each
40 Amp, 2 Pole, 480V AC, 125 V DC, Trip Curve: C, DIN Rail Mount-Miniature Circuit Breaker, UL1077
SKU: NDB2-63C40-2
In Stock (98)
$ 21.01 21.01 USD /Each
40 Amp, 2 Pole, 480V AC, 125V DC, Trip Curve: D, DIN Rail Mount-Miniature Circuit Breaker, UL1077
SKU: NDB2-63D40-2
In Stock (431)
$ 25.75 25.75 USD /Each
40 Amp, 2 Pole, 80V DC, Trip Curve: C, DIN Rail Mount-Hydraulic-Magnetic Circuit Breaker, UL1077
SKU: NDB5-Z440-2P
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$ 35.67 35.67 USD /Each
40 Amp, 2 Pole, 80V DC, Trip Curve: C, Rack & Panel Mount Screw, Hydraulic Magnetic Circuit Breaker, UL489
SKU: NDB3100Z440-2LSS1A0K
Call for Availability
$ 43.10 43.1 USD /Each
40 Amp, 2 Pole, 80V DC, Trip Curve: C, Rack & Panel Mount Screw, Hydraulic Magnetic Circuit Breaker, UL489A
SKU: NDB3100Z440-2LSS1A0L
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$ 43.10 43.1 USD /Each