Collection: MIRO Industrial Fuses & High-Speed Semiconductor Fuse Sourcing
Apexon Supply provides sourcing support for MIRO industrial fuses and circuit protection products for power electronics, industrial automation, electrical distribution, drives, inverters, rectifiers, control panels, and maintenance applications. Our MIRO product range includes RGS, RGS11, RS33 and other fuse series, together with high-speed semiconductor fuses, fast-acting aR fuses, cylindrical fuse links, bolt-connected fuse links, knife-contact fuse links, and related fuse protection components.
MIRO fuses are used in applications where reliable short-circuit protection and fast fault-current interruption are important, including semiconductor protection, frequency converters, motor drives, inverter systems, rectifier equipment, power conversion systems, industrial control cabinets, and electrical distribution equipment.
For industrial buyers, correct part-number identification and technical verification are important before ordering. Key selection factors can include rated current, rated voltage, utilization class, fuse size, mounting configuration, breaking capacity, time-current characteristics, and installation dimensions. Where available, Apexon Supply can review manufacturer datasheets, product labels, nameplate photos, or equipment information to help confirm the required MIRO model and specifications.
Apexon Supply supports global B2B sourcing for standard, difficult-to-find, and older MIRO fuse models. If a required part is unavailable or the original model is difficult to source, we can assist with part-number verification and review technically relevant replacement or cross-reference possibilities when suitable information is available.
For RFQs, bulk orders, replacement sourcing, proforma invoices, bank-wire payment, or international shipping support, please provide the MIRO part number, fuse series, rated current, rated voltage, quantity, and any available technical documentation.
For detailed MIRO fuse selection, series information and replacement sourcing guidance, see our MIRO Fuse Sourcing Guide.
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SINOFUSE RS309-MD-50A High-Speed Fuse, 50A, AC/DC 500V
Regular price From $30.00 USDRegular priceSale price From $30.00 USD -
Sinofuse RS309-MD-90A RS309-MD Series High-Speed Fuse, 90A, 500V AC/DC
Regular price From $25.00 USDRegular priceSale price From $25.00 USD -
Sinofuse RS309-MD-125A RS309-MD Series High-Speed Fuse, 125A, 500V AC/DC
Regular price From $45.00 USDRegular priceSale price From $45.00 USD -
Sinofuse RS309-MD-150A RS309-MD Series High-Speed Fuse, 150A, 500V AC/DC
Regular price From $45.00 USDRegular priceSale price From $45.00 USD -
Sinofuse RS309-MD-250A RS309-MD Series High-Speed Fuse, 250A, 500V AC/DC
Regular price From $30.00 USDRegular priceSale price From $30.00 USD -
Sinofuse RS309-MD-325A RS309-MD Series High-Speed Fuse, 325A, 500V AC/DC
Regular price From $50.00 USDRegular priceSale price From $50.00 USD -
SINOFUSE RS309-MD-400A RS309-MD Series High-Speed Fuse, 400A, 500VDC
Regular price From $40.00 USDRegular priceSale price From $40.00 USD -
Sinofuse RS309-MD-450A RS309-MD Series High-Speed Fuse, 450A, 500V AC/DC
Regular price From $45.00 USDRegular priceSale price From $45.00 USD -
Sinofuse RS309-MD-600A RS309-MD Series High-Speed Fuse, 600A, 500V AC/DC
Regular price From $65.00 USDRegular priceSale price From $65.00 USD -
Sinofuse RS309-MD-800A RS309-MD Series High-Speed Fuse, 800A, 500V AC/DC
Regular price From $75.00 USDRegular priceSale price From $75.00 USD -
Sinofuse RS309-MD-500A RS309-MD Series High-Speed Fuse, 500A, 500V AC/DC
Regular price From $45.00 USDRegular priceSale price From $45.00 USD -
Sinofuse RS309-MD-350A RS309-MD Series High-Speed Fuse, 350A, 500V AC/DC
Regular price From $45.00 USDRegular priceSale price From $45.00 USD -
Sinofuse RS309-MD-1000A RS309-MD Series High-Speed Fuse, 1000A, 500V AC/DC
Regular price From $110.00 USDRegular priceSale price From $110.00 USD -
Sinofuse RS309-MF-35A RS309-MF High-Speed Square Body Fuse, 700V IEC/750V UL, 35A, Size 3SA - Pack of 2
Regular price From $50.00 USDRegular priceSale price From $50.00 USD -
SINOFUSE RS309-MF-40A Bolt-Mounted High-Speed Fuse, 40A, 700V IEC / 750V UL
Regular price From $45.00 USDRegular priceSale price From $45.00 USD -
Sinofuse RS309-MF-30A High-Speed Bolt-Mounted Fuse, 30A, DC750V UL
Regular price From $25.00 USDRegular priceSale price From $25.00 USD -
Sinofuse RS309-MF-50A High-Speed Bolt-Mounted Fuse, 50A aR, 750V UL
Regular price From $40.00 USDRegular priceSale price From $40.00 USD -
SINOFUSE RS309-MF-450A Bolt-Mounted High-Speed Fuse, 450A, 700V IEC / 750V UL
Regular price From $80.00 USDRegular priceSale price From $80.00 USD -
SINOFUSE RS309-MF-60A Bolt-Mounted High-Speed Fuse, 60A, 700V IEC / 750V UL
Regular price From $50.00 USDRegular priceSale price From $50.00 USD -
SINOFUSE RS309-MF-250A Bolt-Mounted High-Speed Fuse, 250A, 700V IEC / 750V UL
Regular price From $50.00 USDRegular priceSale price From $50.00 USD