KeyDiy KD TB02-4 Toyota Lexus Universal Smart Key PCB – 4 Button – With 8A Chip

The KeyDiy KD TB02-4 Smart Key PCB is a high-quality replacement circuit board designed for Toyota and Lexus-style smart key systems. Featuring a 4-button layout, this PCB offers strong signal performance, stable communication, and seamless integration with KeyDiy smart key shells.

Equipped with an advanced 8A transponder chip, the TB02-4 provides excellent compatibility across a wide range of vehicles and ensures secure smart-key functionality. This PCB is ideal for professional locksmiths looking to repair, rebuild, or create new smart keys using KeyDiy programming tools.

With durable components and precise engineering, the TB02-4 delivers long-lasting reliability for automotive smart key applications.

🔧 Features
• Model: KD TB02-4
• Type: Toyota/Lexus-style smart key PCB
• Button Count: 4-button circuit (lock, unlock, trunk, panic depending on shell)
• Chip Type: Built-in 8A transponder
• Compatibility: Works with KD-X2, KD MINI, KD900, KD MAX, and all KeyDiy programmers
• Electronics: High-quality multi-layer PCB with stable microcontroller
• Build Quality: Durable soldering and premium components
• Purpose: Smart key PCB replacement or new key programming
• Programmability: Easily programmable with KeyDiy smart key software
• Weight: 0.05 kg