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Lonsdor LT20-07 Smart Key PCB Board – 8A Chip | 4-Button | Adjustable Frequency | For Lexus 2017–2020 Models
The Lonsdor LT20-07 is a 4-button smart key PCB board designed for Lexus vehicles (2017–2020). Built with a secure 8A transponder, this board supports an adjustable 314.35 MHz frequency and is ideal for replacing damaged keys or building new remotes from scratch using tools like K518 Pro, KH100+, or KW100S.
It fits OEM-style shells with FCC ID: HYQ14FBF.
Specifications:
- Chip Type: 8A
- Board Number: 0440
- Frequency Supported: 314.35 MHz
- Button Layout: 4-Button – Lock, Unlock, Trunk, Panic
- Shell Compatibility: FCC ID HYQ14FBF (shell not included)
- Condition: Board only – no shell, no battery
- Battery: CR2032 (not included)
Vehicle Compatibility:
- 2018–2020 Lexus ES200
- 2018–2020 Lexus ES300H
- 2019 Lexus UX
- 2017 Lexus LS500H
- 2019 Lexus LS500
- 2018 Lexus LC
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Not currently compatible with Subaru, Hyundai, or KIA.
Smart Key Features (via Lonsdor):
- Get version information
- Unlock key
- Modify frequency
- Read & convert button functions
- Copy smart key (8A only via KH100+)
- Convert chip type (if applicable)
- Modify remote count value
- Emergency key generation (K518 Pro only)
Device Compatibility:
- K518 Pro
- KH100+
- KW100S
- Access via:
- K518 → Special Functions → Key Setting → LT Smart Key
- KH100+ → Special Functions → LT Smart Key
What’s Included:
- 1x Lonsdor LT20-07 Smart Key Board (8A chip, 4-button configuration) Purchase key shell here
- Static-shielding packaging
- Instructions via Lonsdor app/device
