{"product_id":"a30qs40-4-eaton-40a-300v-semiconductor-fuse-fast-acting-high-interrupt-rating","title":"A30QS40-4 - Eaton 40A 300V Semiconductor Fuse Fast Acting High Interrupt Rating","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eA30QS40-4\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eA30QS40-4\u003c\/b\u003e is a fast-acting semiconductor fuse designed for reliable protection of power semiconductors. It features a 40 ampere rating and operates at 300 volts AC\/DC.\u003cp\u003eThis Eaton A30QS40-4 fuse offers high interrupting capacity with an interrupt rating of 200 kA at 300V AC and 100 kA at 300V DC. It has a bolt-on mounting body and is part of the A30QS series, known for current limiting and fast response to overcurrent conditions. The fuse size measures approximately 3.19 inches by 0.81 inches, making it suitable for protecting diodes, SCRs, and other power semiconductor devices.\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cul\u003eKey Specifications\u003cul\u003e\n\u003cli\u003eAmperage: 40 Amps\u003c\/li\u003e\n\u003cli\u003eVoltage: 300 Volts AC\/DC\u003c\/li\u003e\n\u003cli\u003eInterrupt Rating: 200 kA at 300V AC, 100 kA at 300V DC\u003c\/li\u003e\n\u003cli\u003eFuse Type: Semiconductor, Fast Acting\u003c\/li\u003e\n\u003cli\u003eMounting Type: Bolt-On Body\u003c\/li\u003e\n\u003cli\u003eSeries: A30QS\u003c\/li\u003e\n\u003cli\u003ePhysical Size: 3.19\" x 0.81\"\u003c\/li\u003e\n\u003cli\u003eCurrent Limiting: Yes\u003c\/li\u003e\n\u003cli\u003eApplication: Power Semiconductor Protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAt \u003cb\u003eEssential Parts\u003c\/b\u003e, we offer \u003cb\u003efast shipping\u003c\/b\u003e, \u003cb\u003elowest price\u003c\/b\u003e, and \u003cb\u003eexpert support\u003c\/b\u003e to help you get the right product every time. \t\t\t\t\t\t\t\t\t\t\u003cbr\u003e                                          \t\t\t\t\t\t\t\t\t\t\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h3\u003e \t\t\t\t\t\t\t\t\t\t\u003cul\u003e \t\t\t\t\t\t\t\t\t\t\t\u003cli\u003ePart Number: A30QS40-4\u003c\/li\u003e                                             \u003cli\u003eManufacturer : Eaton\u003c\/li\u003e\n\u003cli\u003eBrand : Cutler Hammer\u003c\/li\u003e\n\u003cli\u003eCategory : Fuse\u003c\/li\u003e\n\u003cli\u003eItem Subcategory : Low Voltage\u003c\/li\u003e\n\u003cli\u003eFamily : Amp-Trap\u003c\/li\u003e\n\u003cli\u003eVoltage : 300\u003c\/li\u003e\n\u003cli\u003eAmperage : 40\u003c\/li\u003e\n\u003cli\u003eAIC rating : 200kA@300V\u003c\/li\u003e\n\u003cli\u003eConnection : Bolt-In\u003c\/li\u003e\n\u003cli\u003eDiameter : 0.08\u003c\/li\u003e\n\u003cli\u003eBarrels : 1\u003c\/li\u003e \t\t\t\t\t\t\t\t\t\t\u003c\/ul\u003e                                         \u003cbr\u003e                                         \u003ch3\u003e\u003cb\u003eProduct Data\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eWeight : 5.19 \u003c\/li\u003e\u003c\/ul\u003e                                         \u003cbr\u003e                                          \u003c\/ul\u003e","brand":"Cutler Hammer","offers":[{"title":"New","offer_id":45166237712543,"sku":"A30QS40-4-New","price":118.29,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45166237745311,"sku":"A30QS40-4-ReCert","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/A30QS40-4.png?v=1758120844","url":"https:\/\/essentialparts.com\/products\/a30qs40-4-eaton-40a-300v-semiconductor-fuse-fast-acting-high-interrupt-rating","provider":"Essential Electric Supply","version":"1.0","type":"link"}