What is the warranty period?

The sensors come with a 2-year lifetime warranty.

Can the alarm points be reset?

Yes, the alarm points are user-resettable.

Portable Single Ammonia Nh3 Gas Alarm Sensor for Safety

Name: Portable Single Ammonia Nh3 Gas Alarm Sensor for Safety
Brand: Shenzhen Sconda Intelligent Technology Co., Ltd
SKU: 1955407231

Guangdong, ChinaShenzhen Sconda Intelligent Technology Co., Ltd

US$70.00

10-99 Pieces

US$64.00

100+ Pieces

Product profile

Customization

Available

Certification

CE, RoHS

Supply Voltage

DC3.7V (Rechargeable Lithium Battery 1800mAh)

Model NO.

811

Standby Time

Over 10 Hours at Fully Charged

Accuracy

+/- 5%Fs

Response Time

T < 30s

Alarm Mode

Audible-Visual-Vibration and Voice Alarm

Protection Grade

IP65

Product Weight

210g

Product Size

140*70*35mm

Transport Package

Carton Box

Origin

China

HS Code

8531100000

Production Capacity

5, 000 Pieces/Month

Key features

Long Standby Time: Over 10 hours of continuous working time with a fully charged 1800mAh battery.

Multi-Gas Detection: Detects CO, LEL, O2, H2S, NH3, H2, Cl2, NO2, NO, and SO2 with advanced sensors.

Triple Alarm Mode: Features audible, visual, vibration alarms plus human voice prompts for safety.

IP65 Protection: Waterproof, dustproof, and explosion-proof housing for harsh environments.

Real-Time LCD Display: Displays gas data and system status with English or Chinese interface options.

Fast Response Time: Response time under 30 seconds for accurate and timely gas detection.

Self-Calibration: Built-in self-calibration and zero calibration functions ensure measurement accuracy.

User-Friendly Interface: Three navigation buttons allow easy operation and maintenance.

Company profile

Shenzhen Sconda Intelligent Technology Co., Ltd

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2018-06-01Nearest Port: ShenzhenAverage Response Time: ≤3.60hTerms 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.