Zero Battery NFC Padlock 100% Maintenance-Free with Phone Tap Unlock
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Product Highlights
- Zero Battery NFC Unlock: Unlocks via mobile phone NFC energy, requiring no battery or maintenance.
- High Reliability & Eco-Friendly: Maintenance-free design with high reliability and green energy consumption.
- Durable Material Construction: Lock beam made of 304SUS and body of ABS+PC for robust performance.
- Wide Application Scenarios: Suitable for public passages, enterprises, campuses, hospitals, and warehouses.
- Fast Unlocking Speed: Touch distance unlocking time is less than 2 seconds for efficient access.
- Professional R&D Team: Supported by over 30 professional engineers ensuring product innovation.
- Strict Quality Control: 100% test and quality inspection by professional QC team before delivery.
- Customization Available: Supports customized size, logo, and color options for specific needs.
Product Attributes
- Customization
- Available
- After-sales Service
- Video Technical Support Online Support
- Warranty
- One Year
- Model NO.
- CRT-NFC400
- Customized
- Customized
- Application
- Public Passage, Enterprise, Supermarket, Campus, Hospital, Parking, Warehouse, Hotel, Company, Garage, Community
- Working Principle
- Electronically Controlled Handle
- Function
- Fail-Secure
- Type
- Electric Bolt
- Unlock Method
- NFC Unlocking
- Colour
- Black or Red
- Power Supply
- Mobile Phone NFC
- Material
- ABS
- Transport Package
- Carton
- Specification
- 46.00cm * 23.00cm * 14.00cm
- Trademark
- CRAT
- Origin
- China
- HS Code
- 8301100000
- Production Capacity
- 200000pieces/Year
- Package Size
- 46.00cm * 23.00cm * 14.00cm
- Package Gross Weight
- 9.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Zero Battery NFC Padlock 100% Maintenance-Free with Phone Tap Unlock
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Product Description


Lock beam | 304SUS |
Lock body | ABS+PC |
Operating voltage | 2.2V—3.3V |
Operating temperature | -40°C —+80°C |
Operating humidity | 20%—98%RH |
Working current | ≤100mA |
Switching life | ≥20000 |
Protection level | IP65 |
Power Supply | Collecting mobile phone NFC energy |
Unlocking time | ≤2s |
Operating frequency | 13.56MHZ |
Features | No battery,maintenance-free,high reliability,green |
Key protection | SM1 |
Operating distance | Touch distance≤1CM |



CRAT is a manufacturer with a professional R&D team, specializes in lock management systems with Automatic recognition, Encryption, and LOT technology. CRAT intelligent lock systems are widely used in railway, communications, power, banks, grains, petrochemicals, smart cities, logistics and warehousing, smart heating, water affairs, exhibitions, property, etc. And enjoys a high reputation for Integrity. At present, 1000000+products exported to many places of the world.
CRAT has over 50 employees, and about 15 people of them are R&D Engineers. We are identified as National High-tech Company and we already have 76 patents, and will have more in the future.
We have obtained ISO 9001: 2015 international certification in 2019, and Environmental management system certification and occupational health and safety management system certification.
Main products: Passive smart lock, Electronic Wireless Intelligent lock, Communication base- station Cabinet lock, Passive padlock, Bluetooth padlock, NB Intelligent Optical box lock, Intelligent manhole cover lock, Public passage Smart lock and the full range of smart locks.







A: One. And if you need customized the size or logo then the MOQ is 300.
A: Yes, we provide free stand-alone version lock software, also web-based lock software which is paid.
A: Yes, the smart passive electronic lock system has many kinds of locks, just be free to contact us and tell us your demand.
A: We are a SGS audit factory, morr than ten years manufacturing experience in smart locks, both software and hardware.
A: Yes we have a professional R&D team of over 30 engineers.
A: Yes, more than 90% of our products are OEM ones.
A: We have professional QC team for 100% test and quality inspection before delivery.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2441295". Items marked "" are certified.
Company Profile
Xuzhou Create Electronic Technology Co., Ltd (CRAT) was established in 2016, Located in Building 1#-2, Liandong U Valley, Leye Road, Jiawang District, Xuzhou City, Jiangsu Province, China. And occupies an area of more than 4, 600 square meters.
CRAT is a manufacturer with a professional R&D team, specializes in lock management systems with Automatic recognition, Encryption, and LOT technology. CRAT intelligent lock systems are widely used in railway, communications, power, banks, grains, petrochemicals, smart cities, logistics and warehousing, smart heating, water affairs, exhibitions, property, etc. And enjoys a high reputation for Integrity. At present, 1000000+products exported to many places of the world.
CRAT has over 50 employees, and about 15 people of them are R&D Engineers. We are identified as National High-tech Company and we already have 76 patents, and will have more in the future.
We have obtained ISO 9001: 2015 international certification in 2019, and Environmental management system certification and occupational health and safety management system certification.
Main products: Passive smart lock, Electronic Wireless Intelligent lock, Communication base- station Cabinet lock, Passive padlock, Bluetooth padlock, NB Intelligent Optical box lock, Intelligent manhole cover lock, Public passage Smart lock and the full range of smart locks.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Building 1#-2, Liandong U Valley, Leye Road, Jiawang District, Xuzhou, Jiangsu, China
-
Plant Area
- 1549.02 square meters
-
Number of Employees
- 65
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 1 PC
-
Supply Chain Partners
- 310
Our Production Capability & Technical Expertise
-
Main Products
- Passive Smart Lock, Electronic Wireless Intelligent Lock, Base- Station Cabinet Lock
-
Production Lines
- 1
-
Production Machines
- Assembling Line
-
QA/QC inspectors
- 7 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2016-09-03
-
Export Year
- 8 Years
-
Main Markets
- North America, Domestic
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 3
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- What is your MOQ?
- One. And if you need customized the size or logo then the MOQ is 300.
- Is the control systems of the software free?
- Yes, we provide free stand-alone version lock software, also web-based lock software which is paid.
- Are you factory or trading company?
- We are a SGS audit factory, morr than ten years manufacturing experience in smart locks, both software and hardware.
- Do you have a professional R&D team?
- Yes we have a professional R&D team of over 30 engineers.
- Do you accept custom ptoducts?
- Yes, more than 90% of our products are OEM ones.
- How do you guarantee quality?
- We have professional QC team for 100% test and quality inspection before delivery.
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