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Manufacturers Wired Security Alarm Mini Door Magnetic Contact Switch
US$4.00
1-99 Pieces
US$3.00
100+ Pieces
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableSignal Transmission
CableSystem
Sound and Magnetic SystemModel NO.
SR-M51Type
Anti-Theft AlarmApplication
Home, Communication Electronic Products, IndustryUsage
Door, Fire, WindowCertification
CE, ISO, RoHSColor
GreyCertificate
Ce ApprovalOutput
Nc or No OptionalName
Manufacturers Wired Door Sensor Mini Magnetic ContTransport Package
CartonSpecification
MetalTrademark
SUMRINGOrigin
ChinaHS Code
8531901000Production Capacity
50000 PCS/MonthKey features
Durable Zinc Alloy Case: Constructed from high-quality zinc alloy for robust and long-lasting performance.
Multi-Function Output: Supports both Normally Open (NO) and Normally Closed (NC) options for flexible wiring.
Wide Application Scope: Suitable for home security, industrial settings, and communication electronic products.
Certified Quality: Complies with CE, ISO, and RoHS standards for safety and environmental protection.
Easy Surface Installation: Designed for simple surface mounting using screws with included 22# wire.
Compact Mini Design: Small size of 32*14.5*8mm allows for discreet installation on doors and windows.
OEM/ODM Support: Manufacturer offers custom branding and design services for bulk orders.
Reliable Sensing Range: Effective sensing distance of 20-30mm ensures accurate alarm triggering.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2006-06-01 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤5.93h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryShenzhen Sumring Technology Co., Limited is a China-based limited company in Shenzhen that is identified as both a trading company and manufacturer/factory. It offers fire alarm, security, detection, and smart-home products, operates four production lines, and reports export activity since 2006 with broad international markets and 90% of sales from exports. The supplier reports ISO 9001 and ISO 14001 certifications, 11–20 years of R&D engineer experience, and 21–30 quality-control staff. Its stated lead time is within 15 working days during off-peak periods and one month during peak periods. Evidence supports production experience, export capability, quality-system certification, and R&D resources. However, the provided information does not sufficiently establish after-sales procedures, customization services, detailed customer cases, or overall financial credibility.
Supplier typeThe supplier is described as a trade company in its basic information and as both a trading company and manufacturer/factory in its business-entity classification. Its legal name, Shenzhen location, and listed products are consistently identified, indicating a China-based supplier with both trading and manufacturing roles.
CertificationsThe supplier explicitly reports holding ISO 9001 and ISO 14001 management-system certifications. These certifications provide direct evidence of formal quality and environmental management systems, although no certificate numbers, issuing bodies, or validity dates are provided.
R&D capabilityThe supplier describes itself as operating in a high-tech industry, reports 11–20 years of R&D engineer experience, and offers products including Bluetooth modules, smart-home products, detectors, and fire-alarm equipment. This supports the existence of relevant R&D resources and technology-oriented products, but no specific patents, new-product record, or development projects are provided.
Production capacityThe supplier is classified as a manufacturer/factory, operates four production lines, and reports 21–30 quality-control staff. It also states an off-peak lead time of within 15 working days and a peak-season fulfillment time of one month, providing direct evidence of organized production and quality-control capacity.
Product Q&A
Q:What is the sensing distance of this switch?
A:
The sensing distance is 20-30mm, ensuring reliable detection for door and window applications.
Q:Can I choose between NO and NC outputs?
A:
Yes, the product supports both Normally Open (NO) and Normally Closed (NC) options for flexible system integration.
Q:What materials is the case made of?
A:
The case is made of durable zinc alloy, providing robust protection and longevity.
Q:What certifications does this product have?
A:
The product is certified with CE, ISO, and RoHS standards, ensuring quality and safety compliance.
Q:How is the product installed?
A:
It is designed for surface mounting using screws, with a connection via 22# wire (430mm length).
Send Inquiry
*To:
Shenzhen Sumring Technology Co., Limited
Shenzhen Sumring Technology Co., Limited*Content:
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