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Conventional Fixed Temperature Relay Output Heat Detector
US$5.00
1,000 Pieces
Sample price:US$6.00/piece.Request sample
Product profile
Customization
AvailableType
Heat DetectorUsage
TemperatureModel NO.
HD751Installation Mode
Ceiling MountedCertification
CE, ISO, RoHS, UL En54Application
Home, IndustryWire
2 or 4 Wire Heat DetectorWarranty
5 Year Limted WarrantyCeiling Spacing
40-50 Foot Rating for Heat SensorAlarm Indicator
LED Continuously Emitting Red LightTemperature Range
-10 to 50Humidity
0 to 95% Rh, No Condensation or IcingDimensions
100mm (Dia) X 46mm (Ht) with BaseWeight
120g/Set with BaseTransport Package
1PC/Box, 100PCS/CartonSpecification
UL, EN54, CE, ROSHTrademark
SENTEKOrigin
China NingboHS Code
8531100000Production Capacity
60000/MonthKey features
UL and EN Compliance: Meets UL521 and EN 54-5 standards for fire alarm signaling systems.
Flexible Wiring Options: Available in 2-wire or 4-wire Class A2 supervised zone circuits.
Relay Output Configuration: Selectable N/C or N/O relay output with 1.0A@30VDC capacity.
Auto-Reset Function: Optional AR function available for 4-wire models in security systems.
LED Alarm Indicator: Red LED continuously emits light during alarm conditions.
Five-Year Warranty: Comprehensive five-year limited warranty coverage included.
Customization Services: OEM and ODM services available with flexible customization options.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 19 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤15h
AI-Powered supplier vetting
SummaryThe supplier is a limited company with 148 employees, focused on designing and manufacturing fire alarm and monitoring equipment, security products, smart-home equipment, detectors, sensors, and electronic components. It offers professional R&D, 3D software design, SDK availability, ODM, OEM, and broad customization services. Its products have passed national fire-electronic quality supervision testing and obtained mandatory CCCF certification. Quality and service processes are documented, including complaint handling, corrective and preventive actions, finished-product inspection, and supplier assessment. The supplier has valid manufacturing contracts with associated subcontractors and 12 qualified service-capability suppliers. However, it reports no in-stock capacity, overseas warehouse, or overseas showroom. Export sales account for 90%, with 19 years of export experience, but exports are conducted through an agent. Customer-specific cases are not clearly identified.
Supplier typeThe supplier is identified as a limited company with a combined company type and no stated affiliation with a larger corporate group. Its business scope covers design and manufacture of fire alarm, monitoring, security, smart-home, detector, sensor, and electronic-component products.
CertificationsThe supplier's listed fire alarm products passed qualification testing by the national fire electronic product quality supervision and inspection center. It also completed the required conformity-assessment audit and obtained national mandatory CCCF certification with the CCCF mark.
After-Sales capabilityThe supplier has documented and followed procedures for customer complaints, corrective and preventive actions, supplier-service assessment, and quality assurance. These records support an established service-management process, although the slices do not specify response times, repair coverage, or warranty terms.
R&D capabilityThe supplier is identified as a professional technical supplier with R&D capability, 3D software design services, and an available SDK. It reported new products within the past year and offers ODM services, providing explicit evidence of product-development and technical-design capability.
Production capacityProduction-related controls include valid contracts with associated subcontractors, documented finished-product inspection, quality assurance, and 12 qualified service-capability suppliers. The supplier has 148 employees and states a one-month average lead time in both peak and off seasons, but it has no in-stock capacity, overseas warehouse, or overseas showroom.
Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its R&D offering also includes ODM and OEM services, indicating broad ability to adapt or develop products to customer requirements.
Product Q&A
Q:Is the detector compatible with 2-wire and 4-wire systems?
A:
Yes, the HD751 series is designed for use in both 2-wire and 4-wire Class A2 supervised zone circuits.
Q:Does the product offer auto-reset functionality?
A:
Yes, the AR (Auto Reset) function is optional for 4-wire models, suitable for security systems.
Q:What certifications does the heat detector hold?
A:
It meets UL521, EN 54-5, CE, ISO, RoHS, and NFPA 72 standards.
Q:What is the warranty period for this product?
A:
The product comes with a five-year limited warranty.
Q:Can the relay output be customized?
A:
Yes, the relay output is selectable as N/C (normal/close) or N/O (normal/open).
Send Inquiry
*To:
Ningbo Sentek Electronics Co., Ltd.
Ningbo Sentek Electronics Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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