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Amp-Trap 2000 A4BQ fuses are 20% more current limiting than any other Class L fuse on the market. When correctly coordinated, they bring a superior level of protection to service entrance equipment. Downstream circuit components have maximum protection against short circuit let-thru current. A4BQ's built-in 4-second time-delay characteristic (at 500% of rated current) accommodates harmless inrush currents with no nuisance opening.
Very Low I2t for improved protection of equipment
Superior cycling ability for long, reliable life on high cyclic loading
Low watts loss for cooler operation
700V AC/DC rating gives greater design versatility
Ultra compact sizes allow down-sizing of existing equipment