How does it indicate faults?

It performs auto self-checks; fault warnings are indicated by a flashing yellow LED and an 'Err' message on the LCD.

Is installation easy?

Yes, it is designed for easy installation on walls or ceilings using the included accessories.

LCD Backlit Audible Alarm Carbon Monoxide Detector

Name: LCD Backlit Audible Alarm Carbon Monoxide Detector
Brand: Shenzhen Sconda Intelligent Technology Co., Ltd
SKU: 2116940875

Guangdong, ChinaShenzhen Sconda Intelligent Technology Co., Ltd

US$8.00-12.00

1,000 Pieces

Product profile

Customization

Available

Type

Carbon Monoxide Alarm

Signal Transmission

Standalone

Model NO.

C621

Working Mode

Active

Certification

CE, RoHS, CCC

Application

Indoor

Working Principle

Electrochemical Sensor

Transmission Mode

Audible and Visual Alarm

Alarm Volume (within 1m)

≥90dB

Supply Voltage

DC 4.5V (3*1.5V AA Batteries)

Standby Current

<10ua

Alarm Current

<70mA

Sensor Type

Electrochemical

Sensor Lifetime

10-Years

Product Weight

195g

Product Size

106.0*37.5mm

CE Standard

En 50291-1:2018

Transport Package

Carton Box

Trademark

Scondaor

Origin

China

HS Code

8531100000

Production Capacity

100, 000 Pieces/Month

Key features

10-Year Sensor Lifespan: Equipped with an advanced electrochemical sensor designed for a 10-year operational life.

High-Volume Audible Alarm: Delivers a loud 85dB alarm audible up to 3 meters for effective safety warnings.

Real-Time LCD Display: Features a backlit LCD screen to display CO concentration from 0-999ppm and status indicators.

360-Degree Gas Intake: Designed with a 360-degree gas intake for rapid and comprehensive gas detection.

Comprehensive Safety Warnings: Includes low battery warning, sensor fault self-check, and end-of-life indicators.

CE Certified Compliance: Certified to EN50291:2018 standard ensuring safety and quality for indoor use.

Flexible Power Supply: Operates on 3*1.5V AA batteries with a standby life of over one year.

Multi-Level Alarm Response: Fast response times: 3 minutes at 300ppm, 10-40 mins at 100ppm, and 60-90 mins at 50ppm.

Company profile

Shenzhen Sconda Intelligent Technology Co., Ltd

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2018-06-01Nearest Port: ShenzhenAverage Response Time: ≤3.80hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB

AI-Powered supplier vetting

SummarySconda Intelligent Technology Co., Ltd is described as a professional manufacturer of fire safety alarms and gas detection products, with production, measurement, and quality-control capabilities. It holds ISO 9001 certification, reports quality assurance and raw-material traceability, and has experienced R&D engineers and quality-control personnel. However, the available evidence shows no 3D software design, ODM, SDK, or popular-brand OEM services, and no new products during the past year. Customization from samples and designs is available. Overseas service infrastructure, inventory capability, and factory-subcontractor manufacturing contracts are absent. Financial information is limited to year labels without performance details, while after-sales procedures lack written records.

Supplier typeThe supplier is explicitly described as a professional and advanced manufacturer specializing in fire safety alarms, gas detection products, and related air-quality monitoring equipment. However, one assessment states that it is not a professional technical supplier, so its profile is stronger as a product manufacturer than as a technical-services provider.

CertificationsThe supplier reports holding ISO 9001 certification, directly evidencing a certified quality-management system.

R&D capabilityInnovation evidence is limited: the supplier reports no new products in the past year and does not provide ODM, SDK, or 3D software design services. It does report 21–30 years of total R&D engineer experience, but this alone does not establish current innovation performance.

Production capacityThe supplier describes advanced production lines, measuring facilities, manufacturing force, ISO 9001 quality management, and a stated peak- and off-season lead time within 15 workdays. Nonetheless, it reports no valid manufacturing-capacity contract with related subcontractors, no inventory capacity, and only one qualified supplier for the assessed service capability.

Customization capabilityThe supplier explicitly provides customization from samples and customization from designs. This supports product customization, although the same evidence confirms that it does not offer 3D software design services.