Powered by Made-in-China.com
4-Wire, Conventional 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 TypeOperating 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 sensing chamber for early fire detection and high immunity.
Multiple Voltage Options: Supports DC 12V, 24V, and 48V operation across 2-wire and 4-wire models.
Relay Output Capability: 4-wire models available with N/O alarm relay output for expanded control.
Auto-Reset Function: Select 4-wire models feature auto-reset for reduced maintenance needs.
Addressable System Compatible: Connects to zone monitors for use with addressable fire detection equipment.
Fast Response Time: Sampling time of 3-5 seconds ensures rapid detection of smoke particles.
International Certifications: Certified by UL, EN, BSI, and SGS for global safety and reliability standards.
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 identified as a combined company manufacturing fire alarm products, including non-addressable line-type smoke detectors. It reports six production lines, three quality inspectors, documented quality and complaint-handling procedures, and uniform finished-product inspection instructions. The supplier supports OEM, ODM, SDK availability, and broad customization services. It has a valid manufacturing-capacity contract with associated subcontractors and an outsourcing SOP, but does not conduct ongoing batch quantity reconciliation. Export sales represent 90% of total sales, while no overseas agents, branches, warehouse, showroom, or in-stock service capability are reported. The supplier has participated in the Dubai Fair and indicates lead times of one month during peak season and within 15 working days off-season. No new products were introduced in the past year, and certification holding is not evidenced.
Supplier typeThe supplier is named NINGBO AMBEST ELECTRONICS CO., LTD. and classified as a combined company rather than an offshore company. Its stated offerings include manufacturing, export trade, service, quality control, R&D, and sustainability-related information, with fire alarm products identified in the product description.
After-Sales capabilityThe supplier has documented procedures and records for corrective and preventive actions, customer complaint handling, supplier service assessment, and finished service quotations. However, it reports no in-stock service capacity, overseas warehouse, overseas showroom, overseas agents or branches, and serves zero listed overseas-service countries; therefore, procedural capability is evidenced but broad physical after-sales coverage is limited.
Production capacityProduction capability is supported by six production lines, three quality inspectors, documented finished-product inspection instructions, valid manufacturing-capacity contracts with associated subcontractors, and an outsourcing SOP. Export sales account for 90% of total sales, and stated lead times are one month during peak season and within 15 working days off-season. A deficiency is the absence of ongoing batch or quantity reconciliation, and no in-stock capacity is reported.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This provides direct evidence of broad product and design customization capability.
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
You may also like
Conventional Optical Smoke Detector with Ce (ES-5010OSD)
US$3.00-6.00
10 Pieces(MOQ)
Best-Selling 4-Wire, 24V, Photoelectric Smoke Heat Detector with Relay Output
US$6.20-6.80
500 Pieces(MOQ)
Security System 4-Wire, Propane Gas Detector with Relay Output
US$6.00-8.00
100 Sets(MOQ)
4-Wire UV Flame Detector with Relay Output (ES-CF6002)
US$90.00-120.00
10 Pieces(MOQ)
Photoelectric 4 Wire Smoke Detector with CE (ES-5006OSD)
US$4.00-5.00
10 Pieces(MOQ)
12VDC/24VDC/48VDC/110VDC 4-Wire Photoelectric Smoke Detector with Relay Output
US$7.10-8.00
500 Pieces(MOQ)
Es-5002OSD 2 Wire Smoke Detector with Relay Output Option
US$3.50-4.50
10 Pieces(MOQ)
High Sensitive 24VDC 4-Wire Conventional UV Flame Detector with Relay
US$93.00-100.00
1 Piece(MOQ)
Factory 4-Wire Conventional UV Flame Detector with Relay Output Function
US$93.00-100.00
1 Piece(MOQ)
Conventional Smoke and Heat Detector with Relay Output
US$6.60-10.00
100 Pieces(MOQ)
2 Wire Conventional Smoke and Heat Detector with Remote LED Output
US$6.20-9.00
10 Pieces(MOQ)
24V 4 Wire Ultraviolet Flame Detector with Relay Function for Indoor Using
US$93.00-100.00
1 Piece(MOQ)
CE RoHS Smoke & Carbon Monoxide Detector 85dB High Output with EU Standard En50291
US$10.50-13.00
1,000 Pieces(MOQ)
Suitable for Home Carbon Monoxide Co Detector with Relay Output
US$11.50-13.00
1 Piece(MOQ)
DC12/24V Industrial Control Equipment 4 Wired Relay Output Smoke Detector
US$8.70-8.90
1 Piece(MOQ)
220V AC or 24V DC Wall-Mounted Gas Detector with 4-20mA Output
US$315.00-1,080.00
1 Piece(MOQ)
Wholesale Price 4 Wire Conventional Optical Smoke Detector for Hotel Business Buildings
US$5.32-5.80
100 Pieces(MOQ)
Fixed Analog (4-20mA) Three-Wire Signal Output and RS-485 Digital Signal Output Gas Leak Detector
US$340.00-450.00
1 Piece(MOQ)
AC 220V 4-Wire Photoelectric Smoke Detector with Relay Contact and ABS Housing
US$10.60-12.00
1 Piece(MOQ)



















