PTC Resettable Fuse 1812 SMT SMD 0.1A 0.2A 0.3A 0.5A 0.75A 1.1A 1.5A 2A 2.6A 6V 8V 13.2V 15V 16V 24V 30V 60V MF-MSMF. Protect your sensitive electronic devices with Bourns' high-quality MF-MSMF series resettable PTC fuses. These surface-mount devices (SMD) offer reliable overcurrent protection and automatic reset capabilities. Available in a wide range of current and voltage ratings, they are ideal for a variety of applications, including consumer electronics, automotive electronics, and industrial controls.