Fail-Secure / Fail-Safe 12VDC Stainless Steel Narrow Mouth ANSI Stainless Steel Door Lock

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Product Description

Basic Information
Model NO. NJ-320B-L stainless steel door lock
Lock Size 165L*43.5W*32.5h(Mm)
Holding Strength 800kg
Bolt Structure Stainless Steel
Voltage 12VDC
Weight 0.6kg
Current 220mA
Packing Neutral Packing
Specification CE, ROHS GSG, GMP
HS Code 123456
Capacity 20000 units
Product Description
Fail-Secure / Fail-Safe 12VDC Stainless Steel Narrow Mouth ANSI Electric Strike Lock

Overview: NJ-320A is a heavy-duty ANSI standard electric strike specifically designed for the market. It operates using magnetic force generated by an electromagnetic field for efficient locking and unlocking. The device is equipped with short circuit protection for enhanced safety.

This model features two versatile working modes: Power-to-open (Fail-Secure) and Power-to-lock (Fail-Safe). Constructed from high-quality stainless steel, it offers exceptional hardness, corrosion resistance, and anti-deformation properties. It is ideal for various door types including wooden doors, metal doors, and PVC doors.

Electric Strike Lock View 1
Electric Strike Lock View 2
Electric Strike Lock View 3
Electric Strike Lock View 4
Electric Strike Lock View 5
Technical Specification
Version Options NJ-320A: Fail-locked (Locked when power is off)
NJ-320B: Fail-unlocked (Unlocked when power is off)
Shear Strength 1600Lbs (800kg)
Rated Voltage DC 12V
Standby Current 220mA
Face Plate Stainless Steel
Operating Temp -10°C to +55°C
Compatibility Wooden, Aluminum, Glass, Fireproof & Metal doors
Dimensions 124L x 32W x 36H (mm)
Compliance CE-mark, RoHS
Installation Diagram
Frequently Asked Questions
What is the difference between NJ-320A and NJ-320B?
NJ-320A is Fail-locked (remains locked without power), while NJ-320B is Fail-unlocked (unlocks automatically when power is cut).
What is the maximum holding strength of this lock?
The lock features a heavy-duty design with a shear strength of 1600Lbs, equivalent to 800kg.
Does this strike lock support different door materials?
Yes, it is suitable for wooden doors, aluminum doors, metal doors, PVC doors, and fireproof doors.
What power supply is required for operation?
The lock requires a stable DC 12V power supply with a standby current of approximately 220mA.
Is the lock resistant to corrosion?
Yes, it is constructed from high-quality stainless steel, providing high hardness and excellent corrosion resistance.
Does it include safety features for electrical issues?
Yes, this model specifically includes short circuit protection as part of its electromagnetic field design.

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