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Standard keyboards often lack the flexibility needed for fast, error-free data entry in demanding environments like POS, industrial control, medical imaging, or kiosk systems. The PrehKeyTec 4-Key Module solves this by adding four fully programmable, relegendable keys to compatible MCI series keyboards. Each key can be assigned complex macros, shortcuts, or text strings, and the transparent keycaps allow custom labeling for instant recognition. This snap-in module integrates seamlessly, turning a standard keyboard into a specialized input device that accelerates workflows and reduces mistakes.

Who is it for

This module is ideal for system integrators, POS developers, and IT administrators deploying PrehKeyTec MCI keyboards in retail, healthcare, industrial, or hospitality settings. It suits any application where operators need quick access to frequently used commands, product codes, or functions without navigating menus or using a mouse. Whether you're building a cash register, a machine control panel, or a medical workstation, this module provides the extra programmable keys you need.

Main features

• Four programmable keys with high-quality mechanical switches (approx. 60g actuation force)
• Relegendable transparent keycaps for custom printed labels or icons
• Snap-in design for easy installation into MCI keyboard slots
• Compatible with PrehKeyTec MCI 30, MCI 60, MCI 111, MCI 128, and MCI 140 keyboards
• Long lifespan: 50 million actuations per key
• Durable ABS plastic keycaps in black with transparent overlay
• Programmable via PrehKeyTec WinProgrammer software (macros, shortcuts, text)
• Internal connection to keyboard matrix – no additional interface required

Specifications

• Product Type: Key Module
• Number of Keys: 4
• Key Type: Programmable, Relegendable
• Key Switch Technology: Mechanical
• Key Actuation Force: Approx. 60g
• Key Lifespan: 50 million actuations per key
• Keycap Material: ABS Plastic
• Keycap Color: Black with transparent overlay
• Mounting Type: Snap-in module
• Interface: Internal (keyboard matrix)
• Operating Temperature: 0°C to 50°C
• Storage Temperature: -20°C to 60°C
• Humidity: 10% to 90% RH, non-condensing
• Certifications: CE, FCC (as part of compatible keyboard systems)

Tips

To get the most out of this module, use PrehKeyTec's WinProgrammer software to assign multi-step macros or frequently used text snippets to each key. Print clear labels and insert them under the transparent keycaps for quick identification. Ensure the module is fully seated in the keyboard slot to guarantee reliable contact. For environments with heavy use, periodically clean the keycaps with a mild, non-abrasive cleaner to maintain legibility.