S4A T1, 100% Invisible Interior Mount, Tuya App, RFID Card Through 25mm Wood, Fireproof ABS+, Auto-Unlock Failsafe
The S4A T1 is an invisible smart cabinet and drawer lock with Tuya Bluetooth app integration, contactless RFID card penetration through up to 25mm of solid wood, auto-rebound steel latch, and intelligent low-voltage auto-unlock protection.
Product Overview
Maintain the pristine exterior of high-end furniture with the S4A T1 invisible smart lock. Installed entirely within the drawer or cupboard, it turns the wood panel itself into a touchless scanner. Tap your registered RFID keycard against the wood or use the Tuya Smart app on your smartphone to open the lock.
Why Buy This Product
Zero Exterior Drilling
No holes or metal hardware visible; preserves the clean front of expensive luxury cabinetry.
Low-Voltage Auto-Unlock Failsafe
Intelligently pops open before batteries run completely flat so you are never locked out.
Tuya Smart Life Platform
Check battery status, manage access cards, and unlock from the Tuya smartphone app.
Best for These Applications
Childproofing & Safety
Keep medicines, sharp kitchen cutlery, and cleaning chemicals safely away from toddlers.
Kitchen & Wardrobe Cabinets
Add hidden security to modern handle-free European minimalist kitchen cabinetry.
Key Advantages
- Guaranteed No-Lockout Failsafe:When the battery reaches a critical low voltage, the lock automatically unlatches and alerts the user.
- Easy 3M Tape or Screw Mounting:Fast installation using either high-strength 3M VHB adhesive tape or standard wood screws.
Frequently Asked Questions
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Weight | 0.14 |
| Shipping Weight | 0.22 |
| Lock Type | invisible-lock |
| Installation Type | Concealed / Hidden Inside (Zero Exterior Drilling) |
| Suitable Furniture | Kitchen Cabinets, Wardrobe Drawers, Filing Units, Bedside Drawers, Shoe Cabinets |
| Door Thickness Penetration | Penetrates through 25-30 mm solid wood panels |
| Unlock Methods | Tuya App, RFID Card (13.56MHz Mifare) |
| Card Capacity | 100 |
| Rfid Frequency | 13.56MHz Mifare |
| Latch Type | Auto-Rebound Spring Latch Bolt |
| Latch Material | Solid Steel Latch & Heavy-Duty ABS |
| Pull Force Resistance | Resists up to 60 kg pulling force |
| Auto Lock Delay | Instant locking upon closing drawer |
| Low Voltage Auto Unlock | Yes |
| Low Battery Alarm | Yes |
| Wireless Protocol | Bluetooth BLE / Tuya Gateway Compatible |
| App Support | Tuya Smart, Smart Life |
| Remote Unlock Support | Yes |
| Battery Type | 2x AAA Alkaline Batteries |
| Battery Life | 10-12 Months (approx. 5,000 unlocks) |
| Emergency Power Port | Low-Voltage Automatic Latch Release Failsafe |
| Housing Material | Fireproof ABS + PC (UL94-V0) |
| Body Dimensions | 75 x 55 x 30 mm |
| Latch Strike Dimensions | 45 x 25 x 15 mm |
| Operating Temp | -10°C to 55°C |
| Stock | 3 |
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