Industrial part
21-A181MD4
CUTLLER HAMMER 21-A181MD4 Circuit Breaker Mounting Hardware KIT For PRL-4
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$609.99
Circuit Breakers & Accessories
833 listings · 820 in stock
833 circuit breakers & accessories listings from the brands you use, each one photographed. Free shipping in the lower 48.
Weekly new-arrivals email for Circuit Breakers & Accessories
Schneider Electric
60947-4-1
Schneider Electric 60947-4-1 GV3P 73 62-73A 690V 50/60HZ 6KV
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$54.99
ABB
25000
ABB S 202 P Z 16A Circuit Breaker 400V 25000
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$38.99
ABB
25000
ABB S 283 K 25A Circuit Breaker 400V 25000
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$28.00
ABB
S28
ABB S28 2 Z 10A Circuit Breaker 400V 10000
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$21.00
Moeller
PKZMO-1.6
Moeller PKZMO-1.6 Moeller PKZMO-1,6 Motor Starter Protector 3 Pole
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$29.99
Telemecanique
GV3ME63/40-63A
Telemecanique GV3ME63/40-63A 690V 50/60Hz 6kV
In stock
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$20.00
Industrial part
25699
erlin Gerin 25699 Multi9 C60HD D10 Circuit Breaker 240/415V (LOT OF 2)
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$14.00 / lot of 2
Cutler-Hammer
S13
CH 24V S13 30 A Short Stop Crrcuit Breaker Rignt Angle Bracket
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$10.00
Square D
AB-5779
Square D Type HOP Tipo 10KA 120/240V AB-5779 Hacr Type 20AMP
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$6.99
Square D
XR-2141
Square D XR-2141 Type QO SWD 120/240VAC 1 Pole Unit Circuit Breaker 8-14 AWG
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$6.99
Square D
LJ-1243
Square D LJ-1243 1 Pole 120/240VAC Circuit Breaker 20AMP Each
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$6.99
Square D
QO10
Square D QO10 20A M145 10000AMPS RMS 120/240VAC
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$109.99
Eaton
U-HI20-PKZ2
Eaton Klockner Moller U-HI20-PKZ2(230V50HZ,240V60HZ)
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$259.00
Sigmatek
0147.395.02
Sigmatek 0147.395.02 0050 F418 07F2 264270099RIA 0147395.02 FA83815 10/03
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$1,009.00
Sigmatek
0137.493.02
Sigmatek 0137.493.02 51/02 FA80783
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$109.00
Siemens
B120
Siemens Circuit Breaker B120 20AMPS 1POLES 120/240VAC Each....
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$16.00
Industrial part
UVT-24
American Electric UVT-24 Circuit Breaker Under Voltage Trip 24V AC/DC
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$69.99
General Electric
21-D157SFL
GENERAL ELECTRIC 21-D157SFL Circuit Breaker Accessories
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$169.99
Siemens
LKB8
Siemens NSB LKB8 Load SIDE LUG KIT MAIN BREAKER 800A EACH
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$409.99
General Electric
21-D156TFK
GENERAL ELECTRIC 21-D156TFK Circuit Breaker Accessories
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$129.99
General Electric
21-D157SFH
GENERAL ELECTRIC 21-D157SFH Circuit Breaker Accessories
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$249.99
Eaton
E7819-T
Eaton 120/240V Hacr Type 2POLE E7819-T 125a L4R43556
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$25.00
Eaton
Eaton C.b. 2 Pole Unit Type CH Class CTL 120/240
Eaton C.b. 2 Pole Unit Type CH Class CTL 120/240V 15AMP
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$17.00
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Guides for Circuit Breakers & Accessories
- Circuit protectionMolded Case Circuit Breaker Ratings & ReplacementsFrame size, trip rating, interrupting rating (kA), voltage and slash ratings, trip units and mounting – and a checklist for a safe replacement.
- Parts identificationHow to Read Breaker & VFD Nameplates and Date CodesFrame, trip and interrupting ratings on breakers; input, output, duty ratings and series on drives – and where to look for the date of manufacture.