A15QS Amp-trap® Form 101 Semiconductor Protection fuses were designed for the specific protection of diodes and other semiconductor devices rated 150VAC/DC.The A15QS product line's compact design is perfect for those applications that have limitations on available space. …more

A30QS Amp-trap® Semiconductor Protection fuses areintended for the protection of Power Semiconductorssuch as Diodes, Phase Control SCR's and other power Semiconductor devices. The A30QS isrecommended fornew applications providing solutions for your criticalprotection needs at 300V and less semiconductors …more

A50QS Amp-trap® Form 101 fuses grew out of the need to improve the overall performance of semiconductor fuses in response to new equipment requirements. The A50QS encompasses the best protection features lower I 2 t to provide better protection for equipment, longer life when subjected to cyclic loading and lower watts loss. A50QS is today's best choice for the protection of dynamic solid sta …more

A60Q Amp-trap® Form 101 Semiconductor Protection fuses feature the only 600 volt AC/DC rating in the industry of similar size (1-1/2" x13/32") fuses protecting semiconductors. A60Q also has the lowest l 2 t of all similar fuses and excellent cycling ability. Applications include inverters and small equipment requiring extremely fast response to faults, without the need to carry sustained heav …more

These Premium Amp-trap® French Cylindrical Semiconductor Fuses are an extension of the popular A70QS product line. They are solid-fill 14mm and 22mm fuses IEC rated 690VAC, 200kA Interrupting and 700VDC, 100kA interrupting at 10ms time constant. In addition, these fuses have an 890 VDC rating for capacitor discharge applications up to 2.5ms time constant. All ampere ratings are available with …more

A70QS Amp-trap® Semiconductor Protection fuses were developed in response to the need for improved overall performance of 700 volt semiconductor fuses for new equipment requirements. A70QS fuses have lower I 2 t for better protection, longer life when subjected to cyclic loading, plus lower watts loss. A70QS is the best choice to protect dynamic solid state equipment such as motor drives, UPS …more

A100P Amp-trap® Form 101 Semiconductor Protection fuses are rated 1000V, extending the range of protection for UPS systems, AC and DC drives, reduced voltage motor starters and similar applications where lower I 2 t and superior reliability are needed. With ratings from 15 through 1000 amperes, a wide range of high voltage applications can be served. …more

A120X Amp-trap® Form 101 Semiconductor Protection fuses, rated 1/2A through 30A, 1200VAC are popular for use in traction drive auxiliary circuits and similar applications. A120X fuses are also suitable for use on 1000VDC auxiliary circuits with low time constants. …more

A150X Amp-trap® Form 101 Semiconductor Protection fuses, rated 1A through 1000A, 1500VAC are popular for use in traction drive auxiliary circuits and similar applications. A150X fuses are also suitable for use on 1500VDC auxiliary circuits with low time constants. …more

A60X Amp-trap® Form 101 Semiconductor Protection fuses are popular for the protection of higher voltage heavy rectifiers such as traction rectifiers. They can carry long sustained overloads common with heavyduty apparatus. 700A through 2000A sizes are of compact, hockey-puck design, able to provide highpower protection in a small space. …more

A50P Amp-trap® Form 101 Semiconductor Protection fuses were developed for DC drives, uninterruptable power supplies and similar applications requiring better protection (lower l2t) and superior reliability. The A50P is typically used for replacement. …more

A70P Amp-trap® Form 101 Semiconductor Protection fuses were developed for higher voltage AC and DC drives, UPS systems, reduced voltage motor starters and similar applications where lower I 2 t and superior reliability were needed. A70P is a very popular fuse, available in a wide range of ratings. …more

A70Q Amp-trap® Semiconductor Protection fuses were developed for inverter applications requiring extremely low I 2 t. A70Q fuses provide the most responsive protection for applications not required to sustain heavy overloads. …more