Parallax 503 Series 50A Auto Line Transfer Switch

– Large robust relay coils to maintain position during transfer switch operation while the coach is in motion.
– Heavy duty galvanized steel chassis.
– Shore/utility power is the default power source while the generator/alternate serves as the “takes command” power source.
– Reduced arcing and system voltage dropouts prevent damage to your equipment.
– Heavy duty, high performance contacts.
– Excellent relay and PCB protection against damage.
– LED diagnostic self-checking indicators.
– Control board provides capability for future expansion and easy to wire/install.