ACK nonindicating stud-mount fuses operate on very high overloads or short circuits, avoiding needless openings from starting currents or surges. They help protect DC circuits in fork lift trucks and battery chargers.
ALS nonindicating stud-mount fuses are suitable for 1-time use.
ANL time-delay, stud-mount fuses feature glass body construction and bolt-on body style.
ANN - fast-acting, indicating fuses offer a high speed of response to short-circuit currents. They feature glass/melamine construction. The open link element is visible through a mica window.
ACK, ACL, and ALS time-delay fuses feature an interrupt rating of 10k