Manufacturer








Altech Corp.
Supplementary Protectors
Altech Corp.

Supplementary Protectors - Altech Corp.

Supplementary protectors are devices designed to meet the UL 1077 requirements. They supplement circuit protection by providing over-current protection where branch circuit protection is already in place or not required.

Altech Corp.
Altech Corp.

Found 247 products

1C20UR
Altech Corp.

Supplementary Protector 20A, 1 Pole, 277V AC, C Trip, UL1077

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2CU05R
Altech Corp.

Supplementary Protector 0.5A, 2 Pole, 277V AC, C Trip, UL1077

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2CU3R
Altech Corp.

Supplementary Protector 3A, 2 Pole, 277V AC, C Trip, UL1077

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2CU5R
Altech Corp.

Supplementary Protector 5A, 2 Pole, 277V AC, C Trip, UL1077

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2CU10R
Altech Corp.

Supplementary Protector 10A, 2 Pole, 277V AC, C Trip, UL1077

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2CU30R
Altech Corp.

Supplementary Protector 30A, 2 Pole, 277V AC, C Trip, UL1077

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2DU3R
Altech Corp.

Supplementary Protector 3A, 2 Pole, 277V AC, D Trip, UL1077

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2DU15R
Altech Corp.

Supplementary Protector 15A, 2 Pole, 277V AC, D Trip, UL1077

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2DU20R
Altech Corp.

Supplementary Protector 20A, 2 Pole, 277V AC, D Trip, UL1077

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2DU25R
Altech Corp.

Supplementary Protector 25A, 2 Pole, 277V AC, D Trip, UL1077

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ItemManufacturerPriceStockDelivery
1C20UR

1C20UR

Supplementary Protector 20A, 1 Pole, 277V AC, C Trip, UL1077

Altech Corp.

Quick Quote

2CU05R

2CU05R

Supplementary Protector 0.5A, 2 Pole, 277V AC, C Trip, UL1077

Altech Corp.

Quick Quote

2CU3R

2CU3R

Supplementary Protector 3A, 2 Pole, 277V AC, C Trip, UL1077

Altech Corp.

Quick Quote

2CU5R

2CU5R

Supplementary Protector 5A, 2 Pole, 277V AC, C Trip, UL1077

Altech Corp.

Quick Quote

2CU10R

2CU10R

Supplementary Protector 10A, 2 Pole, 277V AC, C Trip, UL1077

Altech Corp.

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2CU30R

2CU30R

Supplementary Protector 30A, 2 Pole, 277V AC, C Trip, UL1077

Altech Corp.

Quick Quote

2DU3R

2DU3R

Supplementary Protector 3A, 2 Pole, 277V AC, D Trip, UL1077

Altech Corp.

Quick Quote

2DU15R

2DU15R

Supplementary Protector 15A, 2 Pole, 277V AC, D Trip, UL1077

Altech Corp.

Quick Quote

2DU20R

2DU20R

Supplementary Protector 20A, 2 Pole, 277V AC, D Trip, UL1077

Altech Corp.

Quick Quote

2DU25R

2DU25R

Supplementary Protector 25A, 2 Pole, 277V AC, D Trip, UL1077

Altech Corp.

Quick Quote