BUY S4S1RP https://www.utsource.net/itm/p/11683921.html

S4S1RP is a surface mount resettable fuse manufactured by Littelfuse. It is a 4A, 125VAC, PolySwitch device. Description: The S4S1RP is a 4A, 125VAC, PolySwitch device. It is a resettable fuse designed to protect electronic circuits from overcurrent and short circuit conditions. The device is designed to automatically reset after the fault condition has been removed. Features: * Surface mount package * 4A, 125VAC rating * Resettable fuse * Automatically resets after fault condition is removed Applications: The S4S1RP is suitable for use in a variety of applications including consumer electronics, industrial equipment, automotive, and medical devices. It can be used to protect circuits from overcurrent and short circuit conditions. (For reference only)