How is the quality controlled?

We perform 100% inspection on finished products, including visual and functional checks, with 12 dedicated QA/QC inspectors.

What is the working principle of the alarm?

It uses an electro-optical type working principle for smoke detection.

What is the transmission distance of the wireless signal?

The transmission/receiver distance is up to 60 meters in an open area.

Wholesale Home Natural and Security Smoke Alarm Systems

Name: Wholesale Home Natural and Security Smoke Alarm Systems
Brand: Ningbo Kingdun Electronic Industry Co., Ltd.
SKU: 1914430204

Zhejiang, ChinaNingbo Kingdun Electronic Industry Co., Ltd.

Negotiable

1,000 Sets

Sample price:US$6.00/piece.Request sample

Product profile

Customization

Available

Type

Smoke Alarm

Signal Transmission

Wireless Alarm

Model NO.

LM-101LF

Working Mode

Active

Certification

CE, RoHS, CE En14604

Application

Indoor

Working Principle

Electro-Optical Type

Transmission Mode

Wireless

Alarm Volume (within 1m)

≥90dB

Receive Frequency

433.92MHz

Color

White

Standard

En14604 R&Tte

Packing

Color Box/ Double Blister Card

Power

DC9V+3X1.5V

Material

ABS

Transport Package

Export Carton

Specification

125X48mm

Trademark

OEM

Origin

China

HS Code

8531100000

Production Capacity

10, 000PCS/Day

Key features

Wireless Transmission: 433.92MHz frequency with transmission distance up to 60m in open areas.

CE & RoHS Certified: Meets CE, RoHS, and EN14604 standards for safety and quality assurance.

OEM/ODM Service: Supports full customization, minor customization, and flexible design options.

100% Quality Inspection: Every unit undergoes visual and functional inspection before shipping.

Compact Design: Small size with 128x50mm diameter, suitable for indoor home installation.

Established Manufacturer: Factory established in 2003 with 351 employees and 12 production lines.

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: ≤9.54h

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.