What is the operating voltage and battery backup?

The working voltage is DC9-35V, and it includes a DC3V battery backup power supply.

What certifications does this smoke detector have?

The product is certified with CE and RoHS standards.

What is the alarm sound pressure level?

The alarm sound pressure is greater than 80dB at a distance of 3 meters.

4 Wired Smoke Detector Sound Alarm Smoke Sensor Flsging Test Button

Name: 4 Wired Smoke Detector Sound Alarm Smoke Sensor Flsging Test Button
Brand: Shenzhen Sumring Technology Co., Limited
SKU: 2080328655

Guangdong, ChinaShenzhen Sumring Technology Co., Limited

US$8.58

100-499 Pieces

US$7.88

500-999 Pieces

US$7.28

1,000-2,999 Pieces

US$6.88

3,000+ Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Type

Smoke Detectors

Anti-theft Alarm System Approach

Active

Model NO.

SR-811

Anti-Theft Alarm System Type

Infrared Alarm

Anti-Theft Alarm System-Wide

Wire Alarm Detectors

Anti-Theft Alarm System Distance

Other

Types of Smoke Detectors

Smoke Detector

Infrared Sensor Probe Type

Infrared Photoelectric Sensor

Infrared Sensor Installation

Ceiling

Combustible Gas Detector Model

Smoke

Execute Criterion

UL268, GB4715, En54-7

Color

White

Static Current

55ua

Alarm Current

35mA@DC12V;60mA@DC24V

Sensitivity

0.5dB/M(±0.01dB/M)

Alarm Output

Remote LED Indicator

Working Environment

-10℃~+50℃(≤95%Rh No Congelation)

Operating Voltage

DC9~35V

Dimension

104*49mm

Transport Package

UPS, DHL, FedEx, EMS, etc

Specification

ABS

Trademark

SUMRING

Origin

China

HS Code

8531901000

Production Capacity

50000 PCS/Month

Key features

Advanced Photoelectric Sensor: Detects visible smoke particles from smoldering fires faster than ionization alarms.

Long Battery Life: Features a 10-year battery lifetime and 10-year alarm life for long-term reliability.

High Sensitivity Alarm: Produces alarm sound pressure >80dB at 3 meters with rapid red LED flashing.

Wide Voltage Support: Operates on DC9-35V with DC3V battery backup for stable performance.

Multi-Scene Application: Suitable for houses, factories, malls, hotels, offices, schools, and warehouses.

Environmental Protection: Dustproof, mothproof, and anti-light interference functions ensure stability.

CE and RoHS Certified: Product meets CE and RoHS standards for safety and environmental compliance.

Customization Available: OEM and ODM services available; logo printing supported upon request.

Company profile

Shenzhen Sumring Technology Co., Limited

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2006-06-01 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤7.41h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryShenzhen Sumring Technology Co., Limited is a trading and manufacturing company based in Shenzhen, China, operating primarily in the high-tech industry. The company has a strong export focus, with 90% of sales coming from international markets since it began exporting in 2006. It is ISO 9001 and ISO 14001 certified, indicating robust management systems. The company operates four production lines, supporting significant production capacity. It offers a wide range of security and smart home products and maintains a global customer base, emphasizing quality and customer service.

Supplier typeThe supplier is both a trading company and a manufacturer/factory, indicating dual capabilities in production and distribution.

CertificationsThe supplier holds ISO 9001 and ISO 14001 certifications, reflecting strong quality and environmental management systems.

R&D capabilityThe supplier emphasizes high-tech industry products and has a team of 11-20 R&D engineers, suggesting a focus on innovation.

Production capacityThe supplier operates four production lines with an annual output valued between US$10 million and US$50 million.

Product Q&A

Q:Can I get a sample for testing before placing a large order?

Sure, you can. Please leave a message and we will contact you soon.

Q:Can I order items with a quantity less than the MOQ?

Yes, you can, and the final price will depend on your quantity.

Q:Can I print my logo on the item?

Yes, please contact us.

Q:What is the lead time for placing an order?

Small quantity orders need 5-7 working days, while big quantity orders usually need 7-20 working days after payment arrives, depending on order quantity.

Q:How long is the product quality warranty?

The warranty period is 2 years from the factory. If there are individual quality problems, we will replenish the customer in the next batch of orders.