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Heat Detector Fire Alarm Combination Smoke and Heat Detector RF433MHz Standalone - Smoke Detector an
Smoke Detectors

Heat Detector Fire Alarm Combination Smoke and He | RFQ Sourcing Details

Smoke Detectors · Quote on request

This is a product procurement detail page: check specs, images, category context and related sourcing paths before sending an RFQ.

Quote on request

Product specs

CategorySmoke Detectors
Unitset
Typefor System Standalone Name Heat Detector
ColorWhite
OriginChina
FeaturesSR-820DHS Independent Photoelectric smoke & heat alarm Battery operated or AC
TrademarkSUMRING
ApplicationHome, Industry, Special Equipment, Car/Motorcycle
CategorySmoke Detectors
AvailabilityInquiry required
Source date2026-06-26

Buyer's Digest

Use this page as a product-first sourcing checkpoint before sending an RFQ. Category: Smoke Detectors. Confirm application fit, capacity, materials, destination, lead time and compliance requirements before comparing suppliers.

Original product description

Heat Detector Fire Alarm Combination Smoke and Heat Detector Main Features: SR-820DHS Independent Photoelectric smoke & heat alarm Battery operated or AC power Comply with BS EN54-4;UL539 Photoelectric sensing technology Low Battery warning Low 85dB Alarm Instant Test Button Interconnect ability 57 ºC(135ºF)Fixed Rate Temperature Sensor Technical specification: Operating voltage 9V battery Horn output 85dB at 10ft Temperature range -10ºC~+70ºC Humidity range 5%~95% relative humidity (RH) Smoke alarm point 2.06%/ft Alarm temperature 57ºC(135ºF) Dimension 124mm(Dia)*40mm(Hs) Product Images: : Model NO: SR-820DHS Installation Mode Ceiling Mounted Certification CE, ISO, RoHS Application Home, Industry, Special Equipment, Car/Motorcycle Color White Certificate CE Approval Type for System Standalone Name Heat Detector;Transport Carton;Specification: ABS;Trademark: SUMRING;Origin: China;HS Code: .

Heat | Applications and Buyer Notes

Heat is organized as a sourcing-ready Smoke Detectors reference. The page combines visible product or company data with structured procurement cues so buyers can compare application fit, specifications, quantity, quality requirements and lead-time questions be

Applications

  • Initial shortlist building for related product or supplier options.
  • Specification and application fit review before bulk purchasing.
  • Category, keyword and detail-page comparison before sending an RFQ.

Key specifications

Category
Smoke DetectorsBased on visible page data; confirm exact value in the RFQ.
Unit
setBased on visible page data; confirm exact value in the RFQ.
Type
for System Standalone Name Heat DetectorBased on visible page data; confirm exact value in the RFQ.
Color
WhiteBased on visible page data; confirm exact value in the RFQ.
Origin
ChinaBased on visible page data; confirm exact value in the RFQ.
Features
SR-820DHS Independent Photoelectric smoke & heat alarm Battery operated or ACBased on visible page data; confirm exact value in the RFQ.
Trademark
SUMRINGBased on visible page data; confirm exact value in the RFQ.
Application
Home, Industry, Special Equipment, Car/MotorcycleBased on visible page data; confirm exact value in the RFQ.

Buyer tips

  • State quantity range and split-delivery needs before price comparison.
  • Add certification, material or inspection standards when they affect acceptance.
  • For time-sensitive projects, include target arrival date and destination.
  • For special applications, describe operating condition, installation environment and duty cycle.

FAQ

What should buyers confirm first?

Confirm application, specification, quantity, destination and lead-time requirements before comparing offers.

Can buyers inquire when specs are incomplete?

Yes. Add model, material, size, use case and inspection needs in the RFQ to make replies comparable.

How should this listing be evaluated?

Check title, category, specifications and related keywords against the actual sourcing requirement.

Source mix: ugc

Key specifications

CategorySmoke Detectors
Unitset
Typefor System Standalone Name Heat Detector
ColorWhite
OriginChina
FeaturesSR-820DHS Independent Photoelectric smoke & heat alarm Battery operated or AC
TrademarkSUMRING
ApplicationHome, Industry, Special Equipment, Car/Motorcycle
CertificateCE Approval
CertificationCE, ISO, RoHS
SpecificationABS
specificationsModel NO: SR-820DHS Installation Mode Ceiling Mounted
Transport PackageCarton

Product sourcing keywords

These terms come from the title, visible copy and specifications, and link into matching aggregate pages.

Continue from this detail page into sourcing structure

These links connect the detail page back to category hubs, procurement aggregates and knowledge pages so new inventory is not isolated.

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主营:Smoke Detectors

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