Wholesale 4 Wire Conventional Optical Smoke and Fire Sensor/Detector
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Product Highlights
- Advanced Infrared Sensor: Utilizes infrared photoelectric sensor with MCU processing to effectively eliminate false alarms.
- High Stability Design: Features SMT manufacture technology, dustproof, mothproof, and anti-light interference design.
- EMI Protection: Equipped with stainless steel shield providing anti-RFI protection up to 20V/m-1GHz.
- Global Certifications: Complies with UL268, GB4715, and EN54-7 standards for reliable performance.
- Wide Voltage Input: Supports non-polar DC9~35V power supply input for flexible installation.
- Relay Alarm Output: Provides clear relay output for seamless integration with fire alarm systems.
- Customization Support: OEM and ODM services available to meet specific brand and design requirements.
- Compact Dimensions: Slim design measuring 100*48mm, suitable for ceiling mounting in various spaces.
Product Attributes
- Customization
- Available
- Color
- White
- Certificate
- Ce Approval
- Model NO.
- SR-802PC-4
- Operating Voltage
- DC9~35V
- Static Current
- 12mA(Nc);500ua(No)
- Alarm Current
- 10mA(Nc);18mA(No)
- Sensitivity
- 0.5dB/M(±0.01dB/M)
- Alarm Output
- Relay Output
- Installation
- Ceiling Mounted
- Dimension
- 104*49mm
- Sensor
- Wholesale 4 Wire Conventional Optical Smoke and Fi
- Transport Package
- Carton
- Specification
- ABS
- Trademark
- SUMRING
- Origin
- China
- HS Code
- 8531901000
- Production Capacity
- 50000 PCS/Month
- Package Size
- 10.60cm * 10.60cm * 6.00cm
- Package Gross Weight
- 0.250kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description
Wholesale 4 Wire Conventional Optical Smoke and Fire Sensor/Detector
SR-802PC-4: 4-Wire Network Photoelectric smoke alarm
Main Features:
Power supply non-polar input
Infrared photoelectric sensor
MCU processing, eliminate false alarm
SMT manufacture technology, high stability
Dustproof, mothproof, anti-light interference design
Stainless steel shield, anti-RFI(20V/m-1GHz)
Execute criterion:UL268, GB4715, EN54-7
Technical specification:
|
Model No. |
SR-802PC-4 |
|
|
Operating voltage |
DC9~35V |
|
|
Static current |
12mA(NC);500uA(NO) |
|
|
Alarm current |
10mA(NC);18mA(NO) |
|
|
Sensitivity |
0.5dB/m(±0.01dB/M) |
|
|
Alarm output |
Relay output |
|
|
Installation |
Ceiling mounted |
|
|
Working environment |
-10ºC~+50ºC(≤95%RH No congelation) |
|
|
Dimension |
100*48mm (SR-811) |
|

About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR232516". Items marked "" are certified.
Company Profile
Shenzhen SUMRING Technology Co. Ltd is a Hi-tech enterprise specialized in the research & development of security &fire alarm and bluetooth module area, including smoke detector, gas leakage detector, PIR detector, Carbon Monoxide detector, fire alarm bell/strobe siren, manual call point, magnetic contact, bluetooth module, BLE module etc.
SUMRING obtained ISO9001 quality system certificate and every year invested 20% of earned into Research & development. Our conventional detectors and fire alarm accessory can be connected with other brand of conventional fire alarm control panel such as Honeywell, System sensor, Siemens, Apollo and Hochiki etc...It helps client reduce cost and enhance competition, and with our corresponding monthly output UPS to one million pieces, annual turnover UPS to USD 5, 500, 000.
SUMRING continuously follows the trend of global advanced fire alarm and burglar alarm development, and has built long-term partnership with well-known American manufacturer, aiming to be top enterprise in fire alarm & burglar alarm industry. High-tech industry, good-quality products and high-level are our commitments to customers. Our products are widely exported to USA, Spain, Italy, Portugal, South Africa, Southeast Asia, and Middle East.
We look forward to become your long-term strategic partner!
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- C-510, National Security Building, No. 129 Pingxinbei Road, Pinghu Street, Longgang District, Shenzhen City, Shenzhen, Guangdong, China
-
Plant Area
- 500 square meters
-
Number of Employees
- 31
-
Registered Capital
- 1,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shenzhen Port
Our Production Capability & Technical Expertise
-
Main Products
- Smoke Detector, Gas Detector, PIR Motion Detector, Heat Detector, Strobe Siren
-
Production Machines
- DC POWER SUPPLY, Gas Test Chamber
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 6 people
-
Test Reports for Raw Materials
- Others
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2014-12-15
- Export Year
- 2006-06-01
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, Australia
-
Number of Foreign Trading Staff
- 7
-
Overseas Agent/Branch
- No
Our Certifications, Standards & Industry Recognition
-
Product Certification
- CE, RoHS
FAQ
- What is the operating voltage range?
- The device supports a non-polar DC input voltage ranging from 9V to 35V.
- Does the smoke detector support OEM or ODM?
- Yes, we offer both OEM and ODM services to customize products according to your needs.
- What certifications does the product have?
- The product complies with UL268, GB4715, and EN54-7 standards and holds CE and RoHS certifications.
- How does the device prevent false alarms?
- It uses an infrared photoelectric sensor combined with MCU processing technology to eliminate false alarms.
- What is the lead time for orders?
- The average lead time is within 15 workdays during the off-season and one month during the peak season.
- What are the payment terms?
- We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.
- What is the static current consumption?
- The static current is 12mA for NC (Normally Closed) and 500uA for NO (Normally Open).
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