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Mersen PC73UD12C900TF Protistor Size 73 aR High-Speed Fuse, 900A, 1200VAC

Regular price $180.00 USD
Regular price Sale price $180.00 USD
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Mersen PC73UD12C900TF is a Protistor Size 73 aR square body high-speed fuse-link for semiconductor protection applications. This 900 A fuse is rated 1200 V AC IEC and uses TTF M12 threaded terminals for power conversion and circuit protection review.

Product ID / MPN PC73UD12C900TF
Secondary ID T300512
Brand / Series / Category Mersen Protistor Size 73 aR high-speed fuse-link
Rated Voltage 1200 V AC IEC; 1300 V AC UL
Rated Current 900 A
Fuse Characteristic aR ultra-fast acting
Pre-arcing I²t 250 kA²s
Clearing I²t at Rated Voltage 1870 kA²s
Rated Breaking Capacity AC 126 kA
Power Dissipation at In 151 W
Mounting / Terminal / Connection Size 73 type TTF M12 threaded terminals
Package Quantity 1
Weight 1.22 kg
Standards / Certifications aR Class according to IEC 60269-4 and VDE 636-23

Typical applications include protection of inverters, motor drives, UPS systems, and semiconductor devices such as diodes, thyristors, and IGBT devices.

Apexon Supply supports B2B sourcing and replacement review for Mersen PC73UD12C900TF, helping buyers compare verified fuse ratings, body size, terminal style, and protection requirements before procurement.

Send the MPN, required quantity, and application details for RFQ support. Most qualified RFQs receive a response or quote within 12 hours.

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