Introduction

Promag GP20 is a compact 125 kHz RFID reader designed for secure access control and easy integration into existing systems. It supports EM4102 tags, offers versatile RS232 and Wiegand interfaces, and features an open cable end for flexible wiring.

Key Features & Design

• 125 kHz RFID reader compatible with EM4102 tags
• Contactless reading distance up to 20 cm
• Open cable end for quick and flexible installation
• Interfaces: RS232 and Wiegand for broad compatibility
• MSR ABA Track 2 magnetic stripe support
• Compact form factor: 43 x 15 x 78 mm (GP20-10)

Performance & Benefits

The GP20 delivers reliable identification for access control and security applications by supporting standard interfaces used by controllers, enabling seamless integration into doors, gates, or reader housings. With a read distance of up to 20 cm for EM4102 tags, it provides convenient operation while keeping wiring simple thanks to the open cable end. Its compact size fits discreetly into panels or reader housings, helping you upgrade to a modern contactless solution with a minimal footprint.