40A Circuit Breakers:

240 Products Found

Circuit breakers, Thermal circuit breakers, Thermal magnetic circuit breakers and other passive components from industry-leading manufacturers, in stock and ready to ship today.

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No. of Poles
Voltage Rating VDC
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ComparePrice forQuantity
47K8635
Each
1+
$740.070
Total:$740.07
Min: 1 / Mult: 1
C Series
40A
3 Pole
250V
47K8600
Each
1+
$442.870
Total:$442.87
Min: 1 / Mult: 1
C Series
40A
2 Pole
250V
51R6549

RoHS

Each
1+
$326.810
5+
$315.570
10+
$303.040
25+
$290.940
Total:$326.81
Min: 1 / Mult: 1
F200
40A
2 Pole
-
18M9755

RoHS

Date/Lot Code

Each
1+
$38.680
5+
$31.580
10+
$28.530
25+
$28.370
50+
$28.210
Total:$38.68
Min: 1 / Mult: 1
W23 Series
40A
1 Pole
50V
56F812

RoHS

Date/Lot Code

Each
1+
$185.680
3+
$176.700
5+
$167.710
10+
$161.940
25+
$156.150
Total:$185.68
Min: 1 / Mult: 1
W9 Series
40A
2 Pole
-
55Y3809

RoHS

Each
1+
$109.750
10+
$105.100
Total:$109.75
Min: 1 / Mult: 1
System Pro M Compact S200
40A
3 Pole
-
34AC2154

RoHS

Each
1+
$402.970
10+
$373.360
25+
$365.630
50+
$356.620
100+
$351.470
More Pricing...
Total:$402.97
Min: 1 / Mult: 1
-
40A
-
-
53K0593

RoHS

Each
1+
$4.950
Total:$4.95
Min: 1 / Mult: 1
CLB Series
40A
1 Pole
32V
34AC2157

RoHS

Each
1+
$229.550
10+
$219.240
50+
$208.920
100+
$197.740
250+
$185.710
Total:$229.55
Min: 1 / Mult: 1
-
40A
-
-
89AH2083

RoHS

Each
1+
$287.960
5+
$270.390
10+
$262.860
Total:$287.96
Min: 1 / Mult: 1
SENTRON Series
40A
2 Pole
-
95AC1367

RoHS

Each
1+
$1,048.160
5+
$1,019.970
10+
$981.110
25+
$942.150
50+
$841.490
Total:$1,048.16
Min: 1 / Mult: 1
F200
40A
2 Pole
-
47K8570
Each
1+
$216.530
5+
$211.120
10+
$205.700
Total:$216.53
Min: 1 / Mult: 1
C Series
40A
1 Pole
125V
91Y0777

RoHS

Each
1+
$31.040
10+
$29.740
50+
$28.440
100+
$27.660
Total:$31.04
Min: 1 / Mult: 1
GSB63 Series
40A
2 Pole
-
66AH5315

RoHS

Each
1+
$271.570
5+
$257.790
10+
$247.840
25+
$237.890
50+
$219.650
Total:$271.57
Min: 1 / Mult: 1
iID
40A
2 Pole
-
66AH5318

RoHS

Each
1+
$520.110
Total:$520.11
Min: 1 / Mult: 1
iID
40A
4 Pole
-
17M3347

RoHS

Date/Lot Code

Each
1+
$79.340
5+
$67.060
10+
$62.420
25+
$57.670
50+
$52.920
More Pricing...
Total:$79.34
Min: 1 / Mult: 1
W31 Series
40A
1 Pole
50V
55Y3782

RoHS

Each
1+
$73.980
10+
$70.860
Total:$73.98
Min: 1 / Mult: 1
System Pro M Compact S200
40A
2 Pole
-
56F840

RoHS

Date/Lot Code

Each
1+
$296.930
3+
$282.340
5+
$267.760
10+
$228.980
Total:$296.93
Min: 1 / Mult: 1
W9 Series
40A
3 Pole
-
68Y1354

RoHS

Each
1+
$271.430
5+
$263.530
10+
$252.640
25+
$241.720
50+
$213.500
Total:$271.43
Min: 1 / Mult: 1
System Pro M Compact S200
40A
4 Pole
-
55Y3835

RoHS

Each
1+
$210.770
5+
$207.030
Total:$210.77
Min: 1 / Mult: 1
System Pro M Compact S200
40A
4 Pole
-
55Y3773

RoHS

Each
1+
$73.960
10+
$70.840
Total:$73.96
Min: 1 / Mult: 1
System Pro M Compact S200
40A
2 Pole
-
39K2509

RoHS

Each
1+
$88.650
Total:$88.65
Min: 1 / Mult: 1
4130 Series
40A
1 Pole
50V
63AC2567

RoHS

Date/Lot Code

Each
1+
$41.660
10+
$39.920
25+
$38.540
50+
$35.580
100+
$33.680
More Pricing...
Total:$41.66
Min: 1 / Mult: 1
MCB 489 Series
40A
1 Pole
60V
63AC2721

RoHS

Date/Lot Code

Each
1+
$117.200
10+
$108.790
100+
$94.600
500+
$90.390
1000+
$89.340
Total:$117.20
Min: 1 / Mult: 1
MCB 489 Series
40A
3 Pole
-
63AC3454

RoHS

Date/Lot Code

Each
1+
$10.430
10+
$10.430
100+
$10.430
500+
$10.430
1000+
$10.430
Total:$10.43
Min: 1 / Mult: 1
MCB 1077 Series
40A
1 Pole
60V
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