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MCB1-4D-1P-B1

FMX Supplementary Protector, UL 1077, 277 VAC, 5 kA, 1-Pole, B Curve, 1A

$16.85
In Stock
MCB1-4D-2P-B1

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 2-Pole, B Curve, 1A

$33.75
In Stock
MCB1-4D-3P-B1

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 3-Pole, B Curve, 1A

$50.70
In Stock
MCB1-4D-1P-C1

FMX Supplementary Protector, UL 1077, 277 VAC, 5 kA, 1-Pole, C Curve, 1A

$16.90
In Stock
MCB1-4D-2P-C1

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 2-Pole, C Curve, 1A

$33.80
In Stock
MCB1-4D-3P-C1

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 3-Pole, C Curve, 1A

$50.20
In Stock
MCB1-4D-1P-D1

FMX Supplementary Protector, UL 1077, 277 VAC, 5 kA, 1-Pole, D Curve, 1A

$17.10
In Stock
MCB1-4D-2P-D1

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 2-Pole, D Curve, 1A

$34.20
In Stock
MCB1-4D-3P-D1

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 3-Pole, D Curve, 1A

$50.85
In Stock
MCB1-4D-1P-B1.6

FMX Supplementary Protector, UL 1077, 277 VAC, 5 kA, 1-Pole, B Curve, 1.6A

$16.85
In Stock
MCB1-4D-2P-B1.6

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 2-Pole, B Curve, 1.6A

$33.75
In Stock
MCB1-4D-3P-B1.6

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 3-Pole, B Curve, 1.6A

$50.70
In Stock
MCB1-4D-1P-C1.6

FMX Supplementary Protector, UL 1077, 277 VAC, 5 kA, 1-Pole, C Curve, 1.6A

$16.90
In Stock
MCB1-4D-2P-C1.6

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 2-Pole, C Curve, 1.6A

$33.80
In Stock
MCB1-4D-3P-C1.6

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 3-Pole, C Curve, 1.6A

$50.20
In Stock
MCB1-4D-1P-D1.6

FMX Supplementary Protector, UL 1077, 277 VAC, 5 kA, 1-Pole, D Curve, 1.6A


Temporarily Unavailable: Est. Availability 3/3/2026
$17.10
Out of
Stock
MCB1-4D-2P-D1.6

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 2-Pole, D Curve, 1.6A

$34.20
In Stock
MCB1-4D-3P-D1.6

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 3-Pole, D Curve, 1.6A

$50.85
In Stock
MCB1-4D-1P-B2

FMX Supplementary Protector, UL 1077, 277 VAC, 5 kA, 1-Pole, B Curve, 2A

$16.85
In Stock
MCB1-4D-2P-B2

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 2-Pole, B Curve, 2A

$33.75
In Stock
MCB1-4D-3P-B2

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 3-Pole, B Curve, 2A

$50.70
In Stock
MCB1-4D-1P-C2

FMX Supplementary Protector, UL 1077, 277 VAC, 5 kA, 1-Pole, C Curve, 2A

$16.90
In Stock
MCB1-4D-3P-C2

FMX Supplementary Protector, UL 1077, 480 VAC, 5 kA, 3-Pole, C Curve, 2A

$50.20
In Stock
MCB1-4D-1P-D2

FMX Supplementary Protector, UL 1077, 277 VAC, 5 kA, 1-Pole, D Curve, 2A

$17.10
In Stock