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Key Pad Door Lock Electronic Smart Key Card Passcode Door Handle Lock for Apartment
US$35.00
20-99 Pieces
US$30.00
100-1,999 Pieces
US$29.00
2,000+ Pieces
Sample price:US$70.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
Free Spart PartsWarranty
12 MonthsModel NO.
D8Material
Zinc AlloyType
ElectronicStyle
EuropeanShape
Mortise Door LockAnti-theft Standard
APart
LockBackset
60mmDoor Thickness Fits
35-50mmUsage
Household Door LocksTransport Package
Standard Export PackingSpecification
30X14X20 cmTrademark
ChainFunOrigin
Fujian, ChinaHS Code
8301400000Production Capacity
200000Key features
Multi-Unlock Methods: Supports password, mechanical key, and electronic access for flexible entry.
Durable Zinc Alloy Build: Constructed from zinc alloy and ABS plastic for long-lasting security.
Wide Compatibility: Fits door thickness of 35-50mm with adjustable 60/70mm backset.
Long Battery Life: Supports 10,000 lock/unlock cycles on 4 AA alkaline batteries.
12-Month Warranty: Includes free spare parts and a 12-month warranty coverage.
Low Power Consumption: Features undervoltage warning below 4.8V and static power <30uA.
Versatile Application: Ideal for homes, apartments, offices, Airbnb, and motels.
Certified Quality: Manufactured under ISO9001:2015 with CE, FCC, and ROHS certifications.
Company profile
CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 Years CertifiedNearest Port: Xiamen PortAverage Response Time: ≤3.93h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryFujian Chainfun Electronic Technology Co., Ltd. is a China-based limited trading company established in 2019 with nine employees. It reports professional technical R&D capability, customization from designs and samples, and annual smart door-lock productivity of 200,000 sets. However, it does not provide 3D software design, ODM, SDK, or popular-brand OEM services, and reported no new products in the past year. Export sales are stated at 90%, with six years of exporting experience, but another record states that no valid import/export license is held. Service-quality controls are weakly documented: complaint handling and corrective/preventive actions have no written procedures or records. The supplier has no overseas warehouses, showrooms, agents, branches, or offline trade-show experience. No certification, financial-strength, or customer-case evidence is provided.
After-Sales capabilityThe supplier has no overseas warehouse, showroom, agent, or branch, and has not participated in offline trade shows. Its complaint-handling and corrective/preventive-action mechanisms have no written procedures or records, although relevant service-capability records exist; this indicates a documented-service weakness.
R&D capabilityThe supplier is described as having professional technical R&D capability and offering multiple customization modes, but it reported no new products during the past year and does not provide ODM services, SDK availability, or 3D software design services. The evidence therefore shows technical capability but limited recent product-development breadth.
Production capacityAnnual productivity is stated as 200,000 smart door-lock sets, with peak- and off-season lead times both within 15 workdays. However, the company is classified as a trading company, and the slices do not establish whether this capacity is owned manufacturing capacity or supplied through partners.
Customization capabilityThe supplier explicitly offers full, minor, and flexible customization, including customization from customer designs and samples. This is consistent across the R&D and design-service records and demonstrates broad stated customization support.
Product Q&A
Q:What unlocking methods are supported?
A:
The lock supports password entry and mechanical key access.
Q:What is the warranty period?
A:
We provide a 12-month warranty period for all our products, including free spare parts.
Q:What door thickness does this lock fit?
A:
It fits door thicknesses ranging from 35mm to 50mm.
Q:What is the battery type and life span?
A:
It uses 4 AA alkaline batteries and supports 10,000 times of locking and unlocking operations.
Q:What certifications does the product have?
A:
The product is certified with CE, FCC, and ROHS standards.
Send Inquiry
*To:
Fujian Chainfun Electronic Technology Co., Ltd.
Fujian Chainfun Electronic Technology Co., Ltd.*Content:
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