What are the available loop types?

We offer Closed, Open, and Closed & Open SPDT loop types.

What is the maximum switching voltage?

The maximum switching voltage is 100V DC/VAC.

Is the housing suitable for harsh environments?

Yes, it features heavy-duty extruded aluminum casings designed for harsh environments.

Overhead Magnetic Door Window Contact Switch Theft Alarm System

Name: Overhead Magnetic Door Window Contact Switch Theft Alarm System
Brand: Ningbo Sentek Electronics Co., Ltd.
SKU: 699819332

Zhejiang, ChinaNingbo Sentek Electronics Co., Ltd.

US$4.35-8.70

500 Pieces

Sample price:US$4.35/piece.Request sample

Product profile

Customization

Available

Approved

UL,Ce

Product Name

Overhead Magnetic Door Window Contact Switch

Model NO.

BSD-3015

Loop Type

Closed

Reed Form

N/O

Closed Gap[Inch(mm)]

0.47(12)

Depature Gap[Inch(mm)]

0.51(13)

Transport Package

50PCS/Carton

Specification

Security Switch

Trademark

SENTEK

Origin

Ningbo China

HS Code

8531901000

Production Capacity

1000000PCS/Month

Key features

Heavy Duty Aluminum Housing: Constructed with extruded aluminum casings designed for harsh environments.

Longer Cable Available: Standard 22' armored cable with options for longer lengths upon request.

Component Separation: Switches and magnets can be purchased separately for flexible installation.

Multiple Circuit Options: Available in Closed, Open, SPDT, and DPDT configurations.

UL and CE Certified: Product meets international safety standards with UL and CE certifications.

OEM and ODM Services: Full customization, minor customization, and design-based options available.

Low Contact Resistance: Maximum initial contact resistance of 0.150 Ohm ensures reliable signal.

High Switching Capacity: Supports up to 100V and 0.4A switching current for various applications.

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.