
Home Use Carbon Monoxide Alarm Sumring Fire Detec | RFQ Sourcing Details
Plc Hmi And Controllers · Quote on request
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Product specs
Buyer's Digest
Use this page as a product-first sourcing checkpoint before sending an RFQ. Category: Plc Hmi And Controllers. Confirm application fit, capacity, materials, destination, lead time and compliance requirements before comparing suppliers.
Original product description
Carbon Monoxide Alarm Sumring Fire Detector Co Smoke Detection LCD Display Alarm This product SR-821THS is an in ring high stability, low power consumption and small sensitivity drift.
It is mainly used in places where carbon monoxide gas leakage and fire may occur, ensuring personal life safety Model No SR-821THS Operating voltage 3*1.5V AA battery (3 AA 1.5V) (battery is not included) Quiescent current Less 80uA Alarm current less 30mA Alarm output sound and light tips Sensor Electrochemical Carbon Monoxide Sensor and Infrared Photoelectric Sensor Working temperature 0-50 °C Working humidity relative humidity 10%-95% Carbon monoxide gas detection concentration 000~999 PPM Smoke sensitivity 0.1% db/m-9.9% db/m Battery display low battery alarm Dimensions 104*39mm Packing and shipping
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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
- Unit
- setBased on visible page data; confirm exact value in the RFQ.
- Model
- No SR-821THS OperatingBased on visible page data; confirm exact value in the RFQ.
- power
- consumption and small sensitivity drift. It is mainly used in places where carboBased on visible page data; confirm exact value in the RFQ.
- warranty
- period is 2 years from the factory,if there are individual quality problems, weBased 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.
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FAQ
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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
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