About Fuses
Fuses are non-resettable overcurrent protection devices that open a circuit when excessive current melts their calibrated element. This category includes surface-mount, axial and radial lead, cartridge, automotive blade and bolt-down fuses for electronics, vehicles, industrial equipment, power supplies and energy systems. Available characteristics include fast-acting, time-delay and application-specific semiconductor, battery or high-voltage protection, with ceramic, glass or molded bodies and optional indication.
Select by normal current, maximum AC or DC voltage and available short-circuit current. Voltage rating and interrupting capacity must meet or exceed the circuit requirements. Check the time-current curve, melting and clearing I²t, voltage drop and tolerance against startup, inrush and pulse conditions. Apply the manufacturer's temperature and continuous-load derating, then verify dimensions, mounting, holder compatibility and required UL, IEC or automotive approvals. A matching ampere rating alone does not ensure interchangeability; confirm the exact series data and coordination with wiring and downstream components.
Eaton - Bussmann Electrical Division
Fuse-link, high speed, 900 A, AC 1100 V, size 2, 61 x 75 x 138 mm, aR, DIN, IEC, single indicator
RFQ for pricing
Eaton - Bussmann Electrical Division
Eaton Bussmann series high speed square body fuse, 500A, 100 kAIC, Class aR ,DIN 43 620, Standard, Clearing at 1000V: 285000 , Clearing at 1250V: 380000, square bod...
RFQ for pricing
Eaton - Bussmann Electrical Division
Eaton Bussmann series high speed square body fuse, 630A, 100 kAIC, Class aR, DIN 43 620, Standard, Clearing at 1000V: 575000 , Clearing at 1250V: 730000, square bod...
Eaton - Bussmann Electrical Division
Eaton Bussmann series high speed square body fuse, 400A, 100 kAIC, Class aR, DIN 43 620, Standard, Clearing at 1000V: 140000 , Clearing at 1250V: 180000, square bod...
Eaton - Bussmann Electrical Division
FUSE SQUARE 450A 1.3KVAC RECT
RFQ for pricing
Eaton - Bussmann Electrical Division
Eaton Bussmann series high speed square body fuse, 550A, 100 kAIC, Class aR, DIN 43 620, Standard, Clearing at 1000V: 370000 , Clearing at 1250V: 495000, square bod...
Eaton - Bussmann Electrical Division
FUSE SQUARE 350A 1.3KVAC RECT
RFQ for pricing
Eaton - Bussmann Electrical Division
Eaton Bussmann series high speed square body fuse, 315A, 100 kAIC, Class aR, DIN 43 620, Standard, Clearing at 1000V: 77500 , Clearing at 1250V: 105000, square body...
Eaton - Bussmann Electrical Division
Eaton Bussmann series high speed square body fuse, 250A, 100 kAIC, Class aR, DIN 43 620, Standard, Clearing at 1000V: 38500 , Clearing at 1250V: 51500, square body ...
RFQ for pricing
Eaton - Bussmann Electrical Division
Eaton Bussmann series high speed square body fuse, 550 V AC, 2000 A, Fuse size: 3, Top fuse status indicator, DIN 43653, /110 Visual indicator, Bolted tag
RFQ for pricing
Eaton - Bussmann Electrical Division
Fuse-link, high speed, 1800 A, AC 600 V, DIN 3, 76 x 90 x 139 mm, aR, DIN, IEC, single indicator
RFQ for pricing
Eaton - Bussmann Electrical Division
Fuse-link, high speed, 1600 A, AC 690 V, DIN 3, 76 x 90 x 139 mm, aR, DIN, IEC, single indicator
RFQ for pricing
Eaton - Bussmann Electrical Division
Fuse-link, high speed, 1500 A, AC 690 V, DIN 3, 76 x 90 x 139 mm, aR, DIN, IEC, single indicator
Eaton - Bussmann Electrical Division
Fuse-link, high speed, 1400 A, AC 690 V, DIN 3, 76 x 90 x 139 mm, aR, DIN, IEC, single indicator
RFQ for pricing
Eaton - Bussmann Electrical Division
Eaton Bussmann series high speed square body fuse,1250A,200 kAIC,Class aR,Blade end X blade end,DIN 43 620,Standard,Clearing at 660V: 1950000,square body with centr...
Eaton - Bussmann Electrical Division
Fuse-link, high speed, 700 A, AC 690 V, DIN 3, 76 x 90 x 139 mm, aR, DIN, IEC, single indicator
Eaton - Bussmann Electrical Division
Fuse-link, high speed, 630 A, AC 690 V, DIN 3, 76 x 90 x 139 mm, aR, DIN, IEC, single indicator
RFQ for pricing
Eaton - Bussmann Electrical Division
Fuse-link, high speed, 550 A, AC 690 V, DIN 3, 76 x 90 x 139 mm, aR, DIN, IEC, single indicator
RFQ for pricing
Eaton - Bussmann Electrical Division
Fuse-link, high speed, 500 A, AC 690 V, DIN 3, 76 x 90 x 139 mm, aR, DIN, IEC, single indicator
RFQ for pricing
Eaton - Bussmann Electrical Division
Fuse-link, high speed, 1100 A, AC 690 V, DIN 3, 76 x 90 x 139 mm, aR, DIN, IEC, single indicator
RFQ for pricing