Model 503P Protects All 25 Pins on the DB-25 Parallel Interface
Model 503PC Protects 34 Pins on the Centronics\ae Parallel Interface
Surge Energy Diverted to Chassis Ground through Connector Shells
Surge Handling Capacity of 1.5k Watts (Both Models)
Made in the USA — This Patton equipment is designed by Patton engineers and built in our Gaithersburg, Maryland facility. Patton's American-made manufacturing process delivers high-quality networking solutions with reliability you can trust.
The Patton Model 503 P plugs directly into the 36-pin Centronics\ae port of a parallel printer. Use the 503PC along with the 503P for complete parallel line protection.