Product Description:The LP 4255 TB is a heavy-duty, vandal-proof keyboard built for public and industrial environments. Featuring a brushed stainless steel front panel and an integrated 36mm trackball, this IP 65 rated unit is fully protected against dust, water, and malicious damage, making it ideal for unattended self-service terminals and harsh operating conditions.

Key Features:

• Silicone switching elements provide excellent tactile feedback
• 36 mm stainless steel integrated trackball
• Colored phenolic resin trackball available upon request
• Rack-mount version for easy installation
• Laser-engraved characters for long-lasting durability
• No removable keycaps
• User-friendly layout; any language available at no extra charge

Product Details:

• Number of Keys: 105 + 2 keys
• Material: Stainless steel (front panel)
• Key Travel: 1.5 mm
• Keyswitch Lifespan: Over 10 million operations
• Keyswitch Technology: Silicone switching
• Key Graphics: Laser-engraved legends
• Mounting Style: Rack mount
• Gross Weight: 1.78 kg
• Dimensions (Front Panel): 446 mm × 108.5 mm
• Supply Voltage: +5V DC ±5%
• Communication Interface: USB or PS/2 (optional)
• Protection Level: IP65 (front panel)
• Operating Temperature: -40°C ~ +70°C
• Storage Temperature: -50°C ~ +80°C
• RoHS Compliant
• OS Support: DOS / Windows 95/98/NT/ME/2000/2003/XP/Vista/7, Linux, Mac, etc.
• MTBF: >50,000 hours
• MTTR: <30 minutes