Mersen A50QS Semiconductor Protection Fuse with Bolt-in Mount, 500VAC/DC, 200kA AC/87kA DC, 600 Ampere, 2″ Diameter x 4-15/32″ Length


Price: $70.60
(as of Dec 03,2024 18:45:18 UTC – Details)



Mersen semiconductor protection fuse. A50QS Amp-Trap form 101 fuses grew out of the need to improve the overall performance of semiconductor fuses in response to new equipment requirements. The A50QS encompasses the best protection features – lower I2t to provide better protection for equipment, longer life when subjected to cyclic loading and lower watts loss. A50QS is the protection of dynamic solid state equipment such as motor drives, inverters, UPS, etc. Highlights: 500VAC/DC rated, lowest I2t, low watts loss, superior cycling ability. Applications: Protection of 500 volts or less motor drives, UPS, inverters, etc. Approvals: UL recognized component UL File 60314, AC: UL guide no. JFHR2, DC Tested to UL standard 198L parameters (70-1200A), CSA Certified LR12636. Measures 2-inches diameter by 4-15/32-inches length.
Product Dimensions ‏ : ‎ 8.5 x 4.7 x 2.3 inches; 1 Pounds
Item model number ‏ : ‎ A50QS600-4
Date First Available ‏ : ‎ September 12, 2013
Manufacturer ‏ : ‎ Mersen
ASIN ‏ : ‎ B00F59Q0WI

Lowest I2t for greatest protection of semiconductor circuits
Low watts loss for cooler operation
Superior cycling ability gives an equipment design advantage
State-of-the-art protection for 500 volts equipment
Ultra compact sizes allow down-sizing of existing equipment


If you’re in need of reliable semiconductor protection, look no further than the Mersen A50QS Semiconductor Protection Fuse. With a bolt-in mount for easy installation, this fuse is designed for use in high voltage applications up to 500VAC/DC.

Featuring a high interrupt rating of 200kA AC/87kA DC, this fuse can safely protect your equipment from overloads and short circuits. With a current rating of 600 Ampere, it is suitable for a wide range of applications.

Measuring 2″ in diameter and 4-15/32″ in length, the Mersen A50QS fuse is compact yet powerful. Trust in Mersen’s reputation for quality and reliability when it comes to protecting your valuable equipment. Order yours today and enjoy peace of mind knowing your semiconductor devices are safe and secure.
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