What is the battery life of the lock?

The battery life normally exceeds 20,000 allowed door open times.

What is the fireproof grade of this lock?

The lock has a UL fireproof grade certification.

Key Door Card Lock for Hotel and Office and Apartment

Name: Key Door Card Lock for Hotel and Office and Apartment
Brand: Douwin Int'l Industry Limited
SKU: 686730342

Guangdong, ChinaDouwin Int'l Industry Limited

US$53.00

10 Pieces

Sample price:US$53.00/piece.Request sample

Product profile

Customization

Available

Material

304 Stainless Steel

Type

Electronic

Model NO.

1181

Style

European

Shape

Mortise Door Lock

Anti-theft Standard

Part

Lock

Door Thickness Fits

Customized

Usage

Household Door Locks, Bedroom, Hotel, Apartment, Villa

Door Thickness

30mm-55mm

RFID Card

Opened by 125kHz Card or 13.56MHz Mifare Card

Fireproof Grade

Transport Package

One Piece Per Box(293mm*175*154, G. W.: 3.2kg)

Specification

CE, FCC, UL

Trademark

DouWin Lock

Origin

Guangzhou, China

HS Code

83014000

Production Capacity

120000PCS/Y

Key features

Premium 304 Stainless Steel: Constructed from durable 304 stainless steel for superior corrosion resistance and longevity.

Customizable Door Thickness: Supports customized door thickness ranging from 30mm to 55mm for versatile installation.

Dual RFID Card Support: Compatible with both 125kHz and 13.56MHz Mifare cards for flexible access control.

High Battery Endurance: Powered by 4 AA batteries with a lifespan exceeding 20,000 door openings.

Integrated Hotel Management: Seamlessly integrates with PMS via SDK and supports multi-reception check-in.

Robust Anti-Static Design: Withstands 15,000V anti-static electricity to protect internal data integrity.

UL Fireproof Grade: Certified with UL fireproof grade for enhanced safety and security compliance.

Company profile

Douwin Int'l Industry Limited

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2006-06-18Nearest Port: GuangzhouAverage Response Time: ≤11.34hTerms of Payment: T/T, PayPal, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, CIP, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a Guangzhou-based trading company associated with wholesale and retail activities. It reports OEM and ODM services, SDK availability, new product launches, and broad customization options. Production information states annual electronic-lock output of 250,000 sets, with lead times within 15 working days in both peak and off-peak periods. Export coverage is broad, and exports account for 71%–90% of total sales. However, the supplier reports no inventory, overseas warehouse, overseas showroom, overseas agent or branch, or offline trade-show participation. Customer complaint and corrective-action processes have no written procedures or records, while quality-assurance status and testing-equipment information are incomplete; stated quality-control test equipment quantity is zero. No explicit certification or customer-case evidence is provided.

After-Sales capabilityAfter-sales and service-system evidence is weak: there are no written corrective/preventive-action or complaint-handling procedures or records, no inventory, overseas warehouse, showroom, agent or branch, and no overseas service countries reported. The supplier does report acceptable quotation and payment terms, but these do not establish effective after-sales support.

R&D capabilityThe supplier reports R&D engineers with 11–20 years of total experience, SDK availability, new products launched in the past year, and ODM capability. These explicit indicators support an innovation capability advantage.

Production capacityReported production capacity is 250,000 electronic-lock sets annually, with lead times within 15 working days during both peak and off-peak seasons. The supplier also reports no in-stock service capacity, while outsourcing procedures and contracts are unknown; therefore, production output and lead-time capability are supported, but broader operational resilience is not fully evidenced.

Customization capabilityThe supplier explicitly offers flexible, minor, and full customization, including customization from designs and samples. It also reports both OEM and ODM services, providing clear evidence of broad customization capability.