12V DC Electromagnetic Bolt Lock – Concealed Electric Door Lock
12V DC Electromagnetic Bolt Lock – Concealed Electric Door Lock
12V DC Concealed Electromagnetic Bolt Lock
Upgrade your home or office security with this compact and reliable 12V DC Electromagnetic Bolt Lock (Model LY-03). Built from high-quality iron with a durable nickel-plated finish for enhanced rust and corrosion resistance, this concealed electric lock delivers stable, dependable performance in a sleek, low-profile design. Perfect for drawers, cabinets, windows, safes, and small access panels.
How It Works
This lock operates on a simple and secure power-on-to-unlock, power-off-to-lock principle. When power is supplied, the bolt retracts to allow access. When power is cut, the bolt extends and locks automatically — making it ideal for access control systems, smart home setups, or any application requiring automated locking.
Key Features
- Durable Construction: High-grade iron body with nickel plating for long-lasting rust and corrosion resistance
- Compact & Concealed: Small form factor (53 × 41 × 28 mm) fits discreetly inside drawers, cabinets, and enclosures
- Versatile Compatibility: Works with drawers, cabinets, windows, safe boxes, and other small door applications
- Automatic Locking: Locks instantly when power is disconnected — no manual action required
- Easy Installation: Simple wiring connection to any stable 12V DC power supply
- 12mm Extension Length: Sufficient bolt travel for secure latching in most standard applications
Technical Specifications
- Voltage: DC 12V
- Current: ≥ 0.8A
- Working Mode: Power ON = Unlock | Power OFF = Lock
- Recommended Unlocking Time: 0–10 seconds per cycle
- Extension Length: 12 mm
- Lock Dimensions: 53 × 41 × 28 mm
- Model Number: LY-03
- Country of Origin: Made in China
Package Contents
- 1 × LY-03 Electromagnetic Bolt Lock
⚠ Important Usage Note: Keep each unlocking cycle within 0–10 seconds. Avoid operating the lock more than 30 times per minute to prevent overheating and potential damage to the electronic components.
For more information on electrical safety standards and best practices for low-voltage devices, visit the U.S. Consumer Product Safety Commission (CPSC).
Frequently Asked Questions
Q: What is the working voltage for this electromagnetic bolt lock?
A: This electric bolt lock operates on a standard DC 12V power supply with a minimum current of 0.8A. Ensure your power source is stable and meets these requirements for reliable operation.
Q: What surfaces or applications is this concealed electric lock suitable for?
A: The LY-03 electromagnetic bolt lock is designed for use on drawers, cabinets, windows, safe boxes, and other small door or panel applications where a low-profile, concealed locking mechanism is needed.
Q: Does the lock stay locked or unlocked when power is off?
A: When power is off, the bolt extends and the lock is engaged (locked). When power is supplied, the bolt retracts and the lock opens. This "fail-secure" design ensures your items remain locked during a power outage.
Q: How do I avoid damaging the electromagnetic lock?
A: Limit each unlocking cycle to no more than 10 seconds, and avoid cycling the lock more than 30 times per minute. Excessive operation frequency or prolonged unlocking periods can cause the internal components to overheat.