How long is the lead time?

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

Are installation accessories included?

Yes, spacers, cover, and screws are included in the package.

Can I get a resistor or diode with the switch?

Yes, resistors, diodes, and supervisory loops are available on request.

Surface Mount Magnetic Contact Switch Normally Open BS-2031c

Name: Surface Mount Magnetic Contact Switch Normally Open BS-2031c
Brand: Ningbo Sentek Electronics Co., Ltd.
SKU: 742545972

Zhejiang, ChinaNingbo Sentek Electronics Co., Ltd.

US$0.86

1,000-4,999 Pieces

US$0.78

5,000-9,999 Pieces

US$0.70

10,000-29,999 Pieces

US$0.60

30,000+ Pieces

Sample price:US$1.20/piece.Request sample

Product profile

Customization

Available

Certification

ISO, RoHS, CE, UL

Product Name

Magnetic Contact Switch Normally Closed

Model NO.

BS-2031C

Loop Type

Closed

Reed Form

Spdt

Transport Package

1000PCS/Carton

Specification

UL, CE. RoHS

Trademark

Sentek

Origin

China

HS Code

8531901000

Key features

Comprehensive Certifications: ISO, RoHS, CE, and UL certified for global compliance and safety.

Flexible Customization: Offers full, minor, and design-based customization options.

Complete Installation Kit: Includes spacers, cover, and screws for immediate installation.

Multiple Color Options: Available in White, Brown, and Grey to match various environments.

Advanced Circuit Options: Resistor, Diode, and Supervisory Loop available upon request.

High Precision Switching: Maximum contact rating up to 10W with low initial resistance.

Rigorous Quality Control: 100% visual inspection of finished products with traceable raw materials.

Established Manufacturer: 19 years of export experience with 21 R&D engineers and 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: ≤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.