Factory Direct Sales 2-Wire Temperature Detector | 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
Wholesale price 2 Wire Heat Detector for Fire Alarm Security System high Sensor GENERAL DESCRIPTION This detector SR-505(2) is 2-wire heat detector which can be used in all areas where heat detector is required. It is suitable for fire ranging from smoldering to flaming fires.
This heat detector is designed to provide open area protection and to be used with any conventional fire alarm control panel. Two LED lights on each detector provide local 360° visible for indication of status.
The heat detectors meet the requirements of CE,and ROHS for use in fire alarm signaling systems, which provide fast and reliable response for heat 57°C (135°F) or Rate-of-Rise detection.
Input voltage DC 9-28V Installation Method Ceiling mounted Static Current 40+5HA (atDC 24V) Wiring Mode 2-wire Operating Humidity ≤90%RH Alarm Current 50±5 mA(atDC24V) LED Frequency Detecting Green LEDs flash Operating Temperature 0C~+85C Alarm Red LEDs ON Alarm Reset Power off reset Alarm Temp 8-15C/min(Rate-of-rise) /57±6ºC(Fixed) Dimension 102*43mm Shipping information * Express(UPS, DHL, Fedex, EMS, etc) is available.
* Sea and Air delivery is available * welcome your agent to deal with our products .
Factory | Supplier Selection and Request RFQ
Factory is organized around supplier discovery, company fit and RFQ readiness. Buyers can compare supplier capability, category match, application context and inquiry details before choosing who to .
This page prioritizes supplier shortlisting and RFQ-ready comparison.
Selection guide
- Check company specialization, supply scope, region and RFQ response fit first.
- Confirm the application fit before treating a similar title as a match.
- Compare model range, material, interface, power, capacity or tolerance requirements.
- State quantity band, MOQ, packing, lead time and delivery destination.
- For project sourcing, add installation context, inspection method and service expectations.
Buyer tips
- Send the same specification and quantity to multiple shortlisted suppliers for comparable replies.
- 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.
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.
- voltage
- DC 9-28V Installation Method Ceiling moun Static Current 40+5HA-wire Operating HBased on visible page data; confirm exact value in the RFQ.
- Frequency
- Detecting Green LEDs flash Operating Temperature 0C~+85C Alarm Red LEDs ON AlarmBased on visible page data; confirm exact value in the RFQ.
FAQ
How should buyers shortlist suppliers?
Check specialization, category fit, region, visible data completeness and RFQ path before comparing details.
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
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