Product Description
The GF8B400 is a 400-amp, 600-volt current‑limiting fuse from General Electric’s low‑voltage CLF / Class J line — engineered for dependable overcurrent protection in industrial and commercial electrical systems. Rated for heavy‑duty service, this fuse safeguards motors, transformers, feeders, and distribution panels against overloads and short‑circuit faults. Its Class J current‑limiting design helps minimize let‑through energy, reducing stress and damage on downstream equipment during faults.
Product Details
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Brand: General Electric (GE)
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Model / Part Number: GF8B400
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Amperage Rating: 400 A
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Voltage Rating: 600 V AC
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Fuse Class: CLF / Class J (current‑limiting)
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Fuse Type: Low‑voltage, current‑limiting fuse for industrial / commercial use
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Applications: Motor circuits, distribution panels, feeders, power distribution, industrial electrical systems
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Condition: Used
Key Features
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400 A / 600 V rating — suitable for robust industrial circuits
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Class J current‑limiting design — reduces fault energy and protects downstream components
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Compatible with GE / AKRU‑/AKR‑type breakers and fuse holders specified for GF8B series fuses
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Reliable overload and short‑circuit protection for feeders, motors, transformers, and distribution systems
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Widely used and readily available replacement for older or obsolete fuses in GE installations
GF8B400-UA-YAG
