We Let You Tell Us Which Pins Are Protected on These Custom Modular Adapters

• Models 504 & 506 Protect up to Six Pins on the DB-25 or DB-9 Interface
• Models 505 & 507 Protect up to Eight Pins on the DB-25 or DB-9 Interface
• Surge Handling Capacity of 600 Watts Per Wire (Varies with Number of Pins)
• Surge Energy Diverted to Chassis Ground through DB-9 or DB-25 Shell
• Clamping at 18 Volts for RS-232 and 7.5 Volts for RS-422
• 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.

1. The Gender of the DB-25 or DB-9 (male or female)
2. The Application (RS-232 or RS-422)
3. The Pinout (using numbers, not colors) of the custom wiring you want. There is no "standard wiring".