Eaton Bussmann Series High-Speed British Standard Fuse 400MMT-400A, 690VAC/350VDC (Class aR)

The Eaton Bussmann 400MMT High-Speed British Standard Fuse delivers exceptional protection for power electronic systems such as semiconductors, DC drives, and converters. Designed with a robust dual-barrel construction and high breaking capacity of 200kA RMS Sym., it ensures reliable, safe operation even under demanding industrial conditions. Built to BS88 Part 4 standards and RoHS compliant, this fuse offers trusted performance for precision power protection.

🔧 Key Features at a Glance

• Rated Current: 400A

• Voltage Rating: 690V AC / 350V DC (IEC), 700V AC (UL)

• Utilization Category: aR (semiconductor protection)

• Breaking Capacity: 200kA RMS Sym (IEC/UL)

• Construction: Double Barrel Blade End x Blade End

• Compliances: CE Marked, RoHS Compliant, UL Recognized

• Mounting: Stud Mount

• Accessories Compatible: MC-700 Trip Indicator Kit, TI700 Fuse Indicator, MAI/MBI Microswitch Adaptors

• Dimensions: L: 110mm | H: 83mm | W: 39mm

• Weight: 450g

💡 Why Choose This Product

The Eaton Bussmann 400MMT fuse is engineered for superior semiconductor protection. Its high-speed response and large interrupt rating ensure minimal downtime and enhanced system reliability. With CE and UL certifications, this fuse meets international safety standards—ideal for demanding industrial and commercial environments where precision and safety matter most.

🏭 Ideal For

• Semiconductor protection systems

• Power converters and rectifiers

• DC drives and common bus systems

• High-performance industrial equipment

• Electrical panels and control systems

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Shansen Enterprises is a channel partner for ABB, Eaton Bussmann, SECURE Meters, Lisha & Leon Brand Products, and Indo Tech Transformers.
We are proud of our 100% customer satisfaction record and provide delivery all over India.

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