What is the alarm sound level?

The alarm sound level exceeds 85dB at a distance of 3 meters.

What is the minimum order quantity?

The minimum order quantity is 2000 pieces.

What is the lead time for production?

The average lead time is one month for both peak season and off-season.

Standalone Heat Detector Fire Alarm Detector HK-21

Name: Standalone Heat Detector Fire Alarm Detector HK-21
Brand: Ningbo Sentek Electronics Co., Ltd.
SKU: 741941772

Zhejiang, ChinaNingbo Sentek Electronics Co., Ltd.

Negotiable

100 Pieces

Sample price:US$12.00/piece.Request sample

Product profile

Customization

Available

Type

Heat Alarm

Usage

Fire

Model NO.

HK-21

Installation Mode

Ceiling Mounted

Certification

CE, ISO, RoHS

Application

Home

Material

ABS/PC

OEM

Available

Alarm Temperature

A2:60℃

Quiescent Current

<5ua

Alarm Current

<150mA

Alarm Sound Level

>85dB(3m)

Temperature/Relative

0℃ to 50℃

Humidity

0 to 95% Rh, No Condensation or Icing

Dimensions

50.8(Dia)X42.5(H) mm

Product Name

Standalone Heat Detector Fire Alarm Detector

Transport Package

Color Box

Specification

CE, EN60065

Trademark

Sentek

Origin

China

HS Code

8531100000

Production Capacity

150000

Key features

10-Year Battery Life: Built-in 10-year lithium battery eliminates the need for battery replacements.

Easy Installation: Installs quickly with screws or unique 3M VHB adhesive tape.

High Precision Sensor: Features rapid response and high precision NTC thermistors.

Silence Function: Silences false alarms and temporarily desensitizes smoke alarms.

Multi-Function Button: Supports normal work test, silence alarm signal, and low battery prompt.

OEM/ODM Service: Offers full customization, minor customization, and flexible options.

CE, ISO, RoHS Certified: Product meets CE, ISO, and RoHS certification standards.

Loud Alarm Signal: Produces a loud alarm signal exceeding 85dB at 3 meters.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceManagement CertificationR&D Capabilities

Ningbo Sentek Electronics Co., Ltd.

Zhejiang, China

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: ≤18h

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.