{"product_id":"lauritz-knudsen-formerly-lt-switchgear-hrc-fuse-hn-size-3-400a-sf94435oooo","title":"Lauritz Knudsen (Formerly L\u0026T Switchgear Business) HRC Fuse HN Size III 400A – Heavy-Duty Bolted Type for FN\/FNX 630 \u0026 800 S-D-F – SF94435OOOO","description":"\u003cp\u003eThe Lauritz Knudsen HRC Fuse HN Size III 400A is engineered for high-performance industrial circuit protection. Designed with a high rupturing capacity to safely disconnect heavy fault currents, this fuse ensures dependable safeguarding of electrical panels, feeders, and switchgear systems.Built to be fully compatible with FN 630\/800 and FNX 630\/800 S-D-F fuse-switch units, it also fits seamlessly into HB 800 fuse bases, making it a versatile replacement option across diverse industrial installations. The bolted terminal construction enhances mechanical strength, prevents loosening, and ensures stable contact even under vibration-heavy environments.Rated at 400A, this fuse is ideal for large commercial loads, industrial machinery, MCC panels, main incomers, and critical distribution networks requiring consistent and safe interruption capability. Its durable build ensures long service life and high thermal endurance.Buy Lauritz Knudsen HRC Fuse HN Size III 400A online from Maheshwari Distributors – Genuine LK product with reliable delivery across India.\u003c\/p\u003e","brand":"Maheshwari Distributors","offers":[{"title":"Default Title","offer_id":43892076347434,"sku":"SF94435OOOO","price":1451.8,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/1837\/9306\/files\/SF94435OOOO_94387dd3-3cc1-4e5e-8590-8cf852dbf2c8.webp?v=1765349049","url":"https:\/\/www.mgckart.in\/products\/lauritz-knudsen-formerly-lt-switchgear-hrc-fuse-hn-size-3-400a-sf94435oooo","provider":"MGCKART","version":"1.0","type":"link"}