How does the device handle false alarms?

It uses an infrared photoelectric sensor and MCU processing to eliminate false alarms, along with a dustproof and mothproof design.

What is the lead time for orders?

The average lead time is one month during peak season and within 15 workdays during the off-season.

What payment terms are accepted?

Accepted payment methods include LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

AC110/220V 9V Backup Battery Home Fire Detection Smoke Detector

Name: AC110/220V 9V Backup Battery Home Fire Detection Smoke Detector
Brand: Shenzhen Sumring Technology Co., Limited
SKU: 842488875

Guangdong, ChinaShenzhen Sumring Technology Co., Limited

US$7.00

1-99 Pieces

US$6.30

100+ Pieces

Sample price:US$7.00/piece.Request sample

Product profile

Customization

Available

Anti-theft Alarm System Approach

Active

Anti-Theft Alarm System Type

Infrared Alarm

Model NO.

SR-820PHM-AC

Types of Smoke Detectors

Photoelectric Smoke Style

Color

White

Certificate

Ce Approval

Type for System

Interconnected Smoke Alarm

Name

AC110/220V 9V Backup Battery Home Fire Detection S

Sensitivity

2.06%FT±1.3%FT

Sound Level

85dB/3m

Installation

Wall or Ceiling Mounted

Working Environment

-10℃~+50℃(≤95%Rh No Congelation)

Dimension

128*38mm

Transport Package

Carton

Specification

ABS

Trademark

SUMRING

Origin

China

HS Code

8531901000

Production Capacity

50000 PCS/Month

Key features

Multiple Interconnection Modes: Supports wired, wireless, and wireless network interconnection for up to 40 detectors.

Dual Power Supply System: AC110/220V main power with 9V backup battery ensures continuous operation during power outages.

International Safety Certifications: Complies with EN14606 and UL217 standards for reliable fire detection performance.

Flexible Installation Options: Can be mounted on walls or ceilings with dimensions of 128*38mm for discreet placement.

User-Friendly Features: Includes hush function, low battery indication, and dustproof/mothproof design.

Customization Support: OEM and ODM services available with customizable color and certificate options.

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: ≤6.43h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryShenzhen Sumring Technology Co., Limited is a China-based limited company in Shenzhen that is identified as both a trading company and manufacturer/factory. It offers fire alarm, security, detection, and smart-home products, operates four production lines, and reports export activity since 2006 with broad international markets and 90% of sales from exports. The supplier reports ISO 9001 and ISO 14001 certifications, 11–20 years of R&D engineer experience, and 21–30 quality-control staff. Its stated lead time is within 15 working days during off-peak periods and one month during peak periods. Evidence supports production experience, export capability, quality-system certification, and R&D resources. However, the provided information does not sufficiently establish after-sales procedures, customization services, detailed customer cases, or overall financial credibility.

Supplier typeThe supplier is described as a trade company in its basic information and as both a trading company and manufacturer/factory in its business-entity classification. Its legal name, Shenzhen location, and listed products are consistently identified, indicating a China-based supplier with both trading and manufacturing roles.

CertificationsThe supplier explicitly reports holding ISO 9001 and ISO 14001 management-system certifications. These certifications provide direct evidence of formal quality and environmental management systems, although no certificate numbers, issuing bodies, or validity dates are provided.

R&D capabilityThe supplier describes itself as operating in a high-tech industry, reports 11–20 years of R&D engineer experience, and offers products including Bluetooth modules, smart-home products, detectors, and fire-alarm equipment. This supports the existence of relevant R&D resources and technology-oriented products, but no specific patents, new-product record, or development projects are provided.

Production capacityThe supplier is classified as a manufacturer/factory, operates four production lines, and reports 21–30 quality-control staff. It also states an off-peak lead time of within 15 working days and a peak-season fulfillment time of one month, providing direct evidence of organized production and quality-control capacity.

Product Q&A

Q:What are the available power options for this smoke detector?

The detector supports AC110/220V main power with a 9V backup battery, or operates solely on a 9V battery depending on the specific model (SR-820PHS or SR-820PHR).

Q:Can multiple smoke detectors be interconnected?

Yes, the system supports wired, wireless, and wireless network interconnection, allowing up to 40 smoke detectors to be linked within a 200-meter radius.

Q:What certifications does this product have?

The product complies with EN14606 and UL217 standards and holds CE and RoHS certifications.

Q:Is customization available for this smoke detector?

Yes, OEM and ODM services are available. Customization options include color (White) and specific certificate requirements.

Q:What is the installation method for this device?

The smoke detector can be installed on either walls or ceilings. Its compact dimensions are 128*38mm.