I have a Nosram Sirius, which is the same as the LRP Pulsar Sport.
In the reserve fuse supplied from the factory, there's also white powder. On the metal caps, it says "F 16 A", which means it's a fast 16 amps fuse.
Yes, you can get a equal sized / specd in a electronic store.
Schumacher Mi5 - Sanwa MT-4 / RX-462 / KO Propo PDS-2123 - Nosram 5600 X-treme Saddle Pack - LRP SPX Zero/X12 17,5 - Nosram Stealth Touch Evolution - MAAS SPS 9250