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4-Wire, 48V, Smoke Detector with Relay Output
US$1.00
1 Piece
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableType
Smoke AlarmSignal Transmission
Wired AlarmWorking Mode
ActiveCertification
UL, EnApplication
IndoorWorking Principle
Electro-Optical TypeTransmission Mode
CableOperating Voltage
DC(12/24/48)VSampling Time
(3~5)SAlarm Indicator
Dual Red LEDsRemote LED Output Current(Max)
15mAReset Time
<5sTransport Package
100PCS/CtnsSpecification
dia. 102*45mmTrademark
NUMENSOrigin
Ningbo, ChinaHS Code
8531100000Production Capacity
50000PCS/YearKey features
Dual Red LED Visibility: Provides 360-degree visibility with dual red LEDs for clear alarm indication.
Advanced Photoelectric Sensor: Utilizes electro-optical type sensing for early fire detection and high immunity.
Multi-Voltage Operation: Supports DC 12V, 24V, and 48V operating voltages for versatile installation.
Analogue Discrimination: Features analogue detection discrimination to minimize unwanted alarms.
UL and EN Certified: Products carry major European and North American standards approvals.
Auto-Reset Capability: 4-wire models available with auto-reset function for continuous monitoring.
Relay Output Option: 4-wire models available with N/O alarm relay output for external signaling.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2012-02-01Nearest Port: Ningbo,ShanghaiAverage Response Time: ≤15hTerms of Payment: T/T, PayPal, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW
AI-Powered supplier vetting
SummaryNINGBO AMBEST ELECTRONICS CO., LTD. is a combined type company with strong OEM and ODM capabilities, particularly in customization services. The supplier holds valid manufacturing contracts and has a structured quality control system. However, they lack overseas service infrastructure, such as warehouses and agents, and have not released new products in the past year, indicating limited innovation. Financial data over the past three years is available, suggesting transparency in financial credibility.
Supplier typeNINGBO AMBEST ELECTRONICS CO., LTD. is categorized as a combined type company.
After-Sales capabilityThe supplier has clear procedures and records for handling customer complaints and corrective actions.
Financial creditFinancial data for the last three years (2022-2024) is available, indicating financial transparency.
R&D capabilityThe supplier has not introduced new products in the past year, showing limited innovation capability.
Customization capabilityThe supplier offers a wide range of customization services, including full and minor customization.
Product Q&A
Q:Are you a manufacturer or trading company?
A:
Numens is a professional fire alarm system manufacturer.
Q:What kind of production service do you provide?
A:
The whole fire alarm system, include Addressable system, Conventional system, Residential system and so on....
Q:What kind of certification do you have?
A:
Numens was EN,BSI,UL,SGS certified and all the products were produced under these major international standard .
Q:What is the lead time for new order?
A:
The lead time for new order is 25 days after confirm order.
Q:How do I get price information?
A:
Sales representatives are responsible for providing detailed price information within 1 workday after get your inquiry.
Send Inquiry
*To:
Ningbo Ambest Electronics Co., Ltd.
Ningbo Ambest Electronics Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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