Electric Magnetic Lock with Z and L Bracket 280KG Holding Force

Our review of this Electric Magnetic Lock looks at whether its 280KG (600LBS) holding force and compact build make it a practical choice for everyday access control. This unit is aimed at installers and homeowners who need a simple, reliable door locking mechanism in NC fail-safe mode that unlocks when power is removed. The main reason to consider it is straightforward: it pairs a substantial holding force with a built-in voltage spike suppressor and a modest footprint, making it useful where security and basic electrical protection are both priorities.

Key Features

• Holding Force: The 280KG / 600LBS rating provides strong physical resistance and keeps doors firmly closed under normal conditions.
• Fail-Safe NC Mode: Operates locked when powered and releases when power is removed, which is suitable for many access control setups and safety protocols.
• Compact Size: At 9.84in x 1.93in x 0.98in for the magnet and 7.09in x 1.50in x 0.43in for the armature plate, the lock fits into tighter frames without bulky hardware.
• Durable Materials: The anodized aluminum finish with zinc armature cover and stainless components offer corrosion resistance for indoor and sheltered outdoor use.
• Electrical Protection: A built-in voltage spike suppressor reduces the risk of damage from transient surges in the 12V DC line.
• Installation Options: Includes compatibility with both Z and L brackets, which helps mount the unit on wooden, glass, metal or fire-proof doors.

Who It's For

This electric magnetic lock is best for small businesses, workshops, and homeowners looking for a reliable access control solution that is easy to install and integrates with a DC12V system. Installers who need a fail-safe lock that releases on power loss will find this model sensible for interior and non-critical exterior doors.

Those who need a fail-secure lock (remains locked when power is removed), extremely high-end weatherproofing for exposed outdoor entries, or branded professional-grade commercial controllers should look elsewhere; this product is focused on basic, sturdy magnetic holding performance rather than advanced commercial features.

Pros & Cons

Pros

• Strong rated holding force gives a secure feel on several door types.
• Compact footprint and anodized finish make it unobtrusive and durable.
• Built-in spike suppression adds a useful layer of electrical protection.
• Includes mounting bracket options for flexible installation.

Cons

• Operation is fail-safe NC only, so it unlocks on power loss which may not suit all security setups.
• Some users report mixed impressions of perceived strength versus expectation, so real-world holding performance can vary with installation quality.

Specifications

Brand	YUHANUS
Holding Force	280KG / 600LBS
Input Voltage	DC 12V
Operation Current	480mA
Magnet Size	9.84in x 1.93in x 0.98in (250x49x25mm)
Armature Plate Size	7.09in x 1.50in x 0.43in (180x38x11mm)
Operating Temp	-10 to +55C (14-131F)

Our Verdict

This electric magnetic lock is a practical, value-oriented choice for anyone needing a compact, reliable NC fail-safe electromagnetic lock with substantial holding force and basic electrical protection. It represents good value when installed correctly on wooden, metal, glass, or fire-proof doors, but buyers who require fail-secure behavior or heavy-duty outdoor weatherproofing should consider alternate models.

Frequently Asked Questions

Is this lock suitable for glass doors?
Yes; the unit is compatible with glass doors when used with the appropriate bracket and installation technique.

What happens when power is cut?
It is fail-safe NC mode: the lock releases and the door opens when power is removed.

Does it include surge protection?
The lock includes a built-in voltage spike suppressor to protect the electronics on the 12V line.