Ecvv Trade
Ningbo Salarm Electron Limited

China Manufacturer with main products: Fire Alarm, Magnetic Contact, Siren with Light, Electronic Siren, Strobe Light, Panic Button, Manual Call Point, Smoke Detector


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Export Markets: South America, Southeast Asia, Mid East, Western Europe



4-wire network heat detector
Main feature:
1.SMT manufacture technology
2.Low standby current
4.9V~35VDC wide operating voltage range
5.LED visible in 360 degrees direction
6.Power supply non-polar input
7.Remote LED indicator output(2 wire)
8.Execute criterion:GB4716;EN54-5;UL521
Technical specification:
1.Operating voltage:DC9V~35V
2.Static current:50uA
3.Alarm current:22mA 12V;40mA 24V
4.Alarm output:Relay output;LED indicator
5.Operating temperature:57℃(135°F)
6.Alarm temperature:-10℃~+50℃

Service Process

Service Guarantee

  • Free Service Charge

    ECVV doesn't charge any service fee to Buyers for buying this product.

  • ECVV Supply

    ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.

  • Product Quality Commitment

    ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.

  • Deposit Service Commitments

    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

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