Littelfuse PSR Series high-speed square body fuses provide fast, reliable protection for power semiconductor devices such as IGBTs, diodes, SCRs, and MOSFETs used in power conversion, drives, and industrial equipment. Designed with ceramic bodies and plated brass contacts, these fuses feature visual blown indicator, microswitch options, and are certified to UL, IEC, and CCC standards. Suitable for applications including UPS, inverters, motor drives, and energy storage systems, they ensure high current limiting and superior cycling performance. Available from 40A to 2000A, with voltage ratings up to 1300V, these fuses are essential components for safeguarding sensitive power electronics.
Order Littelfuse PSR Series high-speed power semiconductor fuses online and ensure rapid, reliable protection for your diode, IGBT, SCR, and MOSFET applications. These ceramic-bodied fuses feature visual blown indicators and optional microswitches, ideal for UPS, inverters, motor drives, and energy storage. Rated up to 1300V and 2000A, they provide fast response times with high current limiting and superior cycling performance. Purchase today to safeguard your advanced power electronics with top-tier, certified circuit protection solutions.
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You can download the PSR031FS0350Z datasheet or visit the Littelfuse website for support.
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