What is the power source for the device?

The device is battery-operated, specifically using a 3V battery.

What are the payment terms accepted?

We accept LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.

Fire Detector Optical Sensor Smoke Alarm

Name: Fire Detector Optical Sensor Smoke Alarm
Brand: Ningbo Kingdun Electronic Industry Co., Ltd.
SKU: 626268004

Zhejiang, ChinaNingbo Kingdun Electronic Industry Co., Ltd.

US$1.00-10.00

5,000 Pieces

Product profile

Customization

Available

Type

Smoke Alarm

Signal Transmission

Wireless Alarm

Model NO.

KD-125C

Working Mode

Optical

Certification

RoHS, CE14604,Reach,Lpcb,TUV, Intertek

Application

Indoor

Working Principle

Electro-Optical Type

Anti-Theft Alarm System Approach

Active

Anti-Theft Alarm System Type

Sound and Light Alarm

Types of Smoke Detectors

Photoelectric Smoke Style

Material

ABS

Dimension

67X47mm

Certificate

CE En14604

Power Supply

DC3V

Transport Package

Color Box/Blister

Specification

67x47mm

Trademark

KingDun

Origin

Zhejiang, China

HS Code

8531100000

Production Capacity

300000 Piece/Pieces Per Month

Key features

Multi-Certification Compliance: Certified with RoHS, CE EN14604, Reach, Lpcb, TUV, and Intertek for global safety standards.

Advanced Optical Detection: Uses infrared scattering principle to detect smoke from incomplete combustion at initial stages.

Low Power Consumption: Operates on a 3V battery with ultra-low quiescent current of less than 2uA.

Full Customization Support: Offers OEM/ODM services, full customization, and minor customization options.

Compact Design: Small dimensions of 67x47mm, suitable for indoor installation.

Quality Assurance: 100% finished product inspection including visual and function checks by 12 QA inspectors.

Established Manufacturer: Factory established in 2003 with 351 employees and 22 years of export experience.

Company profile

Years of Export ExperienceExperienced TeamPatents AwardedExhibition Experience

Ningbo Kingdun Electronic Industry Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 22 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company associated with scientific research and technical services. It demonstrates broad customization, 3D design, ODM, OEM, and SDK-related capabilities, and reports new products within the past year. Quality and management evidence includes ISO9001:2015, ISO14001, and ISO45001:2018 certifications, documented inspection procedures, corrective-action processes, and complaint-handling procedures. Manufacturing-related data indicates 12 production lines, but the supplier does not continuously reconcile quantities for every batch or production volume. Export experience is established, with 22 years of exporting and 71%–90% of sales from exports. Overseas infrastructure is limited: it has no overseas warehouse, showroom, agent, or branch, and reports zero countries served overseas. Financial records are indicated for 2022–2024, but no detailed financial results are provided. Customer-specific evidence is limited to stated OEM service for well-known brands.

CertificationsThe supplier reports ISO9001:2015, ISO14001, and ISO45001:2018 certifications, supported by stated environmental assessment documentation and recent fire-drill activity. These provide explicit evidence of quality, environmental, and occupational health and safety management certification.

After-Sales capabilityThe supplier has documented procedures and implementation records for handling customer complaints, as well as corrective and preventive actions. This directly supports an established after-sales and issue-resolution process.

R&D capabilityThe supplier reports new products within the past year and offers 3D software design, ODM services, OEM services for well-known brands, and an available SDK. These are explicit indicators of product development and technical design capability.

Production capacityThe supplier reports 12 production lines and uniformly followed finished-product inspection instructions. However, it also states that the factory does not continuously reconcile quantities for every batch or production volume, indicating a documented production-control weakness.

Customization capabilityThe supplier supports customization from samples, customization from designs, full customization, minor customization, and flexible customization, in addition to 3D software design services. The breadth of stated options explicitly supports strong customization capability.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of serving recognized-brand customers. No specific brand names, project details, or independently verifiable case studies are provided.

Product Q&A

Q:What is the working principle of this smoke alarm?

It uses an electro-optical type where infrared light scatters on smoke particles. The photoelectric diode receives this scattered light, generating a signal that triggers the alarm circuit.

Q:What certifications does the product have?

The product is certified with RoHS, CE EN14604, Reach, Lpcb, TUV, and Intertek.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 2000 pieces.

Q:Can I customize the product design or samples?

Yes, we offer OEM and ODM services, including customization from samples, designs, full customization, and minor customization.

Q:What is the lead time for production?

The average lead time is one month for both peak season and off-season.