High Quality Fire Alarm Smoke Detector 4-Wire Pho | RFQ Sourcing Details
Transformers And Substation Equipment · Quote on request
This is a product procurement detail page: check specs, images, category context and related sourcing paths before sending an RFQ.
Product specs
Buyer's Digest
Use this page as a product-first sourcing checkpoint before sending an RFQ. Category: Transformers And Substation Equipment. Confirm application fit, capacity, materials, destination, lead time and compliance requirements before comparing suppliers.
Original product description
High Quality Fire Alarm Smoke Detector 4-Wire Photoelectric Main Features: 1.Power supply non-polar input 2.Infrared photoelectric sensor 3.MCU processing, eliminate false alarm 4.SMT manufacture technology, high stability 5.Dustproof, mothproof, anti-light interference design 6.Stainless steel shield, anti-RFI(20V/m-1GHz) 7.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) Product show:
High | Applications and Buyer Notes
High is organized as a sourcing-ready Transformers And Substation Equipment reference. The page combines visible product or company data with structured procurement cues so buyers can compare application fit, specifications, quantity, quality requirements and
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
- Transformers And Substation EquipmentBased on visible page data; confirm exact value in the RFQ.
- Unit
- setBased on visible page data; confirm exact value in the RFQ.
- specification
- Model No. SR-802PC-4 OperatingBased 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
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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