The LONSDOR LT20-04NJ Master Universal Smart Key PCB is a premium solution designed for Toyota & Lexus smart key systems, supporting advanced 8A / 88 / A9 platforms. This universal PCB is engineered for professional locksmiths who need a flexible, high-performance smart key board for modern vehicles.

As a Master version, the LT20-04NJ offers extended compatibility and advanced functionality, allowing technicians to generate, convert, and program smart keys across multiple Toyota & Lexus systems using a single board. It supports keyless entry, push-start systems, and proximity functions, making it ideal for key replacement, spare key creation, and All Keys Lost (AKL) scenarios.

When used with Lonsdor devices such as K518ISE, K518S, or KH100+, this PCB enables seamless initialization, programming, and system conversion, reducing inventory needs while increasing efficiency.

🔑 Key Features

• 🚗 Compatibility: Toyota & Lexus smart key systems
• 🔐 Chip Support: 8A / 88 / A9 smart key platforms
• 🧠 Master Version: Advanced universal PCB with extended coverage
• 📡 Frequency: 315MHz / 433MHz (depending on configuration)
• 🔘 Functions: Keyless entry, push-start, proximity support
• 🔄 Multi-System Use: Convert and generate keys across platforms
• 💻 Tool Support: Lonsdor K518ISE / K518S / KH100+
• 🏭 Type: Universal aftermarket smart key PCB

📊 Product Specifications Table

⚙️ Important Notes

• ⚠️ Requires professional programming tools (Lonsdor devices)
• 🔧 Must be initialized before use
• 🔋 Battery and key shell are not included
• 🔍 Always verify vehicle compatibility and system type (8A / A9 / 88)
• ❌ This is a PCB board only (not a complete key)