PlusExtend 10 Series 10 Amp Surge Protector The PlusExtend 10-10A-12M is a 10 Amp surge protector that provides overload protection through a power switch with a built-in resettable circuit breaker. Contains excess MOV electricity for additional protection. PlusExtend 10-10A-12M can provide reliable over-current protection and harmful surges to protect your small devices and sensitive electronics.