What is the warranty period?

We provide a lifetime warranty covering mechanical defects with free parts and labor.

Can I get OEM or ODM services?

Yes, we provide both OEM and ODM services to meet your specific requirements.

What is the maximum switching voltage?

The maximum switching voltage is 100 VDC/VAC.

Wired Metal Rolling Door Magnetic Contact Sensor Switch Normal Closed BS-2072

Name: Wired Metal Rolling Door Magnetic Contact Sensor Switch Normal Closed BS-2072
Brand: Ningbo Sentek Electronics Co., Ltd.
SKU: 742425792

Zhejiang, ChinaNingbo Sentek Electronics Co., Ltd.

US$3.80

500-999 Pieces

US$3.50

1,000-4,999 Pieces

US$3.35

5,000-9,999 Pieces

US$3.10

10,000+ Pieces

Sample price:US$3.50/piece.Request sample

Product profile

Customization

Available

Wires

Two-Wires

Standard

Model NO.

BS-2072

Application

Warehouse

Certification

ISO, RoHS, CE

Installation

Surface Mount

Transport Package

100PCS/Carton

Specification

UL, CE. RoHS

Trademark

Sentek

Origin

China

HS Code

8531901000

Production Capacity

100000/Month

Key features

Durable Metal Housing: Weather resistant aluminum housing ensures long-term reliability.

Wide Application Scope: Ideal for securing chain link fences and warehouse doors.

Flexible Customization: Supports full customization, minor adjustments, and sample-based design.

Certified Quality: Complies with CE and UL standards for safety and performance.

OEM/ODM Service: Professional OEM and ODM services available for tailored solutions.

100% Inspection: Every finished product undergoes strict visual inspection before shipment.

Long-Term Warranty: Manufacturer with 19 years of export experience ensures product stability.

Global Supply Chain: Reliable supply from Ningbo/Shanghai ports with 6 production lines.

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.