Can I get a longer cable for the sensor?

Yes, longer cables are available upon request.

What material is used for the sensor housing?

The housing is made of extruded aluminum, suitable for harsh environments.

Does the product come with an 'L' bracket?

The 'L' bracket is an optional accessory available for this sensor.

Sm-226L Overhead Magnetic Door Contact Sensor for Security System

Name: Sm-226L Overhead Magnetic Door Contact Sensor for Security System
Brand: Ningbo Sentek Electronics Co., Ltd.
SKU: 699818772

Zhejiang, ChinaNingbo Sentek Electronics Co., Ltd.

US$4.40-8.80

500 Pieces

Sample price:US$4.40/piece.Request sample

Product profile

Customization

Available

Product Name

Sm-226L Overhead Magnetic Door Contact Sensor

Loop Type

Closed

Model NO.

BSD-3012

Reed Form

N/O

Closed Gap[Inch(mm)]

2.95(75)

Depature Gap[Inch(mm)]

3.18(80)

Maximum Contact Rating(W)

7.5

Wire

#22AWG with 22" Armored Cable

Optional

" L " Bracket

Certificate

Ce, UL,RoHS

Transport Package

50PCS/Carton

Specification

Security Switch

Trademark

SENTEK

Origin

Ningbo China

HS Code

8531901000

Production Capacity

1000000PCS/Month

Key features

Certified Safety Compliance: Meets CE, UL, and RoHS standards for security system reliability.

Durable Aluminum Construction: Extruded aluminum case designed for harsh environment durability.

Extended Cable Options: Standard 22' armored cable with longer options available on request.

Flexible Customization: Supports OEM/ODM, sample/design customization, and minor adjustments.

Optional Accessories: Includes optional 'L' bracket, resistor, diode, and supervisory loop.

High-Quality Manufacturing: 100% visual inspection by 10 QA inspectors ensures product quality.

Established Manufacturer: ISO9001:2015 certified factory with 19 years of export experience.

Global Supply Capability: 6 production lines support large orders with flexible payment terms.

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.