Single Door Magnetic Electromagnetic Lock with Buzzer Alarm Function
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Product Highlights
- Buzzer Alarm Function: Triggers alarm if door remains open for over 15 seconds after closing.
- Adjustable Delay Time: Delay setting ranges from 0 to 20 seconds for flexible operation.
- Bi-color LED Status: Red indicates unlock, Green indicates lock for real-time monitoring.
- Multiple Holding Forces: Available in 280kg, 350kg, and 500kg options for various security needs.
- Fail-Safe Design: Power-on to lock, Power-off to open for emergency egress safety.
- Customizable Voltage: Supports DC12V or DC24V with adjustable power consumption.
- Versatile Door Compatibility: Suitable for wooden, glass, metal, and fireproof doors.
- Signal Output Options: Provides NO, NC, or COM outputs for access control integration.
Product Attributes
- Customization
- Available
- After-sales Service
- 5 Years
- Warranty
- 5 Years
- Model NO.
- ZDL-280B
- Customized
- Customized
- Certification
- RoHS, CCC, FCC, CE
- Application
- Public Passage, Enterprise, Supermarket, Campus, Hospital, Parking, Warehouse, Hotel, Company, Garage, Community
- Working Principle
- Electronically Controlled Lock
- Function
- Fail -Safe
- Type
- Electromagnetic Lock
- Item
- Magnetic Lock
- Holding Force
- 280kgs(600lbs) /350kgs(800lbs)/180kgs(300lbs)
- Fail-Safe Type
- Power-on to Lock, Power-off to Open
- Voltage
- 12V, or 24VDC
- Current
- 12V/500mA or 24V/250mA
- Signal Output
- No /Nc /COM
- Surface Temp
- ≤+20℃
- Delay Setting
- 0~20s
- Finishes for Magnetic
- Zinc
- Finishes for Armature
- Zinc
- Suitable for
- Wooden Door, Glass Door, Metal Door, Fireproof D
- Weight
- 2.1kg
- Operating Temp
- -10~+55℃(14-131f)
- Material
- High Strength Material
- Housing
- Anodized Aluminum
- Transport Package
- Standard Packing
- Specification
- CE, RoHS
- Trademark
- ZUDSEC
- Origin
- China
- HS Code
- 8301400000
- Production Capacity
- 5000000/Year
Product Images of Single Door Magnetic Electromagnetic Lock with Buzzer Alarm Function
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Product Description
Single Door Magnetic Electromagnetic Lock with Buzzer Alarm Function
280kg(600Lbs), DC12V, or DC24, With Buzzer, when set up 0~15S as door close time, if the door doesn't close after 15 secs, it will alarm till the door close. it's widely used for all kind of wooden and metal door, LED indicates the door status.
- Optional Lock Model No.:
- ZDL-350B: 350kgs(800Lbs) with buzzer
- ZDL-500B: 500kgs(1200Lbs) with buzzer

- With Buzzer, when set up 0~15S as door close time, if the door doesn't close after 15 secs
- Input voltage:DC12V, or DC24 (can be customized)
- Holding Force: 280kg(600Lbs)
- With door state detection signal output function, for applications that require real-time monitoring of entrance door switch state occasions; NO /NC /COM, NO output when locking and unlocking the NC output
- With adjustable delay locked 0-20 seconds
- Bi-color LED to achieve opening and closing status display
- Fail-safe type (Power to lock): Power-on to lock, Power-off to open).
- Suitable for: Wooden door , Glass door ,Metal door , Fireproof door
- Finishes for Shell: Anodized aluninum
- Finishes for Magnetic: Zinc
- Finishes for Armature: Zinc
-
Voltage: 12/24VDC+10%
-
Power consumption: 12V/450mA; 24V/230mA(customizable)
-
Signal output:NO /NC /COM, NO output when locking and unlocking the NC output
-
Red indicates the door is unlock,Green indicates the door is lock
-
Delay time: 0~15 seconds adjustable
-
Surface Temp: ≤+20°C
-
Operating Temp: 10~+55°C(14-131F)
-
Suitable Humidity: 0~90%
-
Dimension:250×48×27mm(Body); 183×38×12mm(Magnet)
Packing size: 26.5*6.5*6cm, Weight: 1.9Kgs






About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASR262376". Items marked "" are certified.
Company Profile
Over 25 Years of OEM/ODM Manufacture Experience
ZUDEN was established in 1999. We are engaged in the R&D, production, marketing and service of Wired /Wireless security alarm system, WiFi/GSM Burglar alarm, Alarm strobe Siren, Magnetic contacts, Access Control, Magnetic locks, Exit buttons and Smart Home products. ZUDSEC's systems support a wide range of security solutions and offer easy and fast programming features to suit all types of installations. In the past 25 years, our products have been widely marketed in more than 140 countries and regions around the globe.
Enjoy Our Top-of-the-line Security Management Solutions
We produce high-quality and reliable security items for every type of security installation. From intrusion alarm systems for residential and commercial installations including a full range of accessories, to large-scale access control and integrated security and building management platforms, we aspire to provide our customers with a plethora of top-of-the-line security management solutions.
Meeting CE, FCC, RoHS and Other Standards
We have outstanding R&D and manufacturing capabilities, complete enterprise management system, and perfect quality assurance system, and perform strict QC measures in the whole production process. As a result, we passed ISO 9001 authentication and our products are compliant with CE, FCC, RoHS and other standards.
Place Your OEM/ODM Order Today
We put great emphasis on management and quality and combine our full set of service. We are promised to provide reliable and economical products with "top quality, competitive price, and excellent service". Our operation principle is quality first, service superior, customer uppermost. We will still grow with the customers hand in hand and realize the aim of "win together "in the coming cooperation.
OEM and ODM orders are welcome. Contact us today to know more.
About Our Factory & Business Background
- Address
- A3 Building a Area, Baoying Industrial Park, Wulian Road, Longgang District, Shenzhen, Guangdong, China
- Terms of Payment
- LC, T/T, Western Union, Money Gram, Small-amount payment
- International Commercial Terms(Incoterms)
- FOB, CIF, EXW, DDP, DAP, CFR
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- ShenZhen,China
Our Production Capability & Technical Expertise
- Main Products
- Alarm System, Access Control, Electromagnetic Lock, Home Security System, Alarm Strobe Siren, Magnetic Contact, WiFi Home Security Wireless Burglar GSM Alarm, Home Security Wireless Burglar GSM Alarm System, Metal Standalone RFID Door Access Control, Smart Home
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
Our Industry Experience & Global Business Record
- Export Year
- 1999-02-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What is the holding force of this lock?
- It is available in 280kg (600lbs), 350kg (800lbs), and 500kg (1200lbs) options.
- How does the buzzer alarm work?
- If the door does not close within 15 seconds after being set, the buzzer will alarm until the door closes.
- Can the voltage be customized?
- Yes, the input voltage can be customized to DC12V or DC24V.
- What is the delay time setting range?
- The delay time is adjustable from 0 to 20 seconds.
- What is the fail-safe type?
- It is a fail-safe type where the lock engages when power is on and releases when power is off.
- What materials are used for the finishes?
- The shell is anodized aluminum, while the magnetic and armature finishes are zinc.
- What signal outputs are available?
- It supports NO, NC, and COM signal outputs for monitoring door status.
- What is the warranty period?
- The product comes with a 5-year warranty and after-sales service.
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