Emergency Alarm & Siren Systems

Industrial-Grade Warning Solutions for Critical Infrastructure, Commercial Facilities & Security Integrators

Yuzhong Security manufactures heavy-duty siren and alarm systems designed for critical environments requiring high-decibel audible and visual alerting. With over 10 years of R&D in security hardware, we deliver OEM/ODM-ready systems that integrate into industrial networks, smart city deployments, and commercial facilities.

Medical Emergency Call Button System
The Medical Emergency Call Button System is an industrial-grade safety communication solution engineered for hospitals, senior care centers, and high-traffic commercial buildings.
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GSM Emergency Call Alarm System
The GSM Emergency Call Alarm System is a professional-grade wireless notification device designed for reliable SOS alert transmission via cellular networks.
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Outdoor Waterproof Siren Strobe Alarm
The Outdoor Waterproof Siren Strobe Alarm is an industrial-grade audible and visual warning device engineered for seamless integration into security intrusion, fire alarm, and perimeter protection...
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Indoor High-Decibel Siren Alarm
The Indoor High-Decibel Siren Alarm is an industrial-grade audible warning device engineered for seamless integration with commercial and industrial security, intrusion, and fire alarm systems.
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Wireless SOS Emergency Alarm System
The Wireless SOS Emergency Alarm System is a commercial-grade alert solution designed for instantaneous distress signaling in environments such as hospitals, schools, corporate offices, retail...
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One-Key Emergency Panic Button System
The One-Key Emergency Panic Button System is a hardware solution designed for instant distress signaling in critical environments. A single press activates the device, transmitting an immediate...
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Why Choose Yuzhong Security

10+ Years of Hardware R&D in security systems and communication technology
In-House Production covering firmware, SMT manufacturing, and final assembly
Direct Factory Technical Support from engineering team (no trading intermediaries)
Industrial-Grade Reliability designed for harsh, continuous-use environments

System Architecture & Features

Activation Mechanisms

Cellular Network: Triggered via GSM, 4G, or 5G multi-band networks
IP Network: Activated via TCP/IP Ethernet commands
Hardware Input: Direct dry contact sensor input and relay integration
Panel Integration: Direct interfacing with standard alarm control panels

Alert Output

High-decibel audio output with localized high-intensity LED strobe lights
Supports synchronized multi-device audio-visual broadcasting

Management & Reliability

Centralized Control: Multi-device grouping and real-time status monitoring via cloud or local software platforms
System Logs: Automated event logging for security auditing
Fail-Safe Operation: Supports backup battery power, local offline triggering, and communication failure fallback protection

Technical Parameters

General Specifications

Item	Specification
Power Input	DC 12V / DC 24V / AC 220V
Standby Power Consumption	≤ 2W
Operating Temperature	-20°C to +70°C
Operating Humidity	≤ 95% RH (Non-condensing)
Standard Warranty	2 Years (Optional extension to 5 years)

Acoustic & Visual Performance

Item	Specification
Sound Pressure Level	110dB – 130dB @ 1 meter
Frequency Range	Multi-tone programmable
Alarm Duration	1–999 seconds (Adjustable)
Sound Tones	Continuous / Pulsed / Alternating
Light Source & Flash Rate	High-intensity LED strobe; 60–120 flashes/min
Strobe Color Options	Red / Blue / Amber

Interface & Durability

Item	Specification
Network Protocols	GSM / 4G / 5G; TCP/IP; MQTT / HTTP API
Ingress & Impact Protection	IP65 / IP66 Weatherproof & IK10 Vandal-proof
Tamper Protection	Dual-switch tamper detection (Housing and Wall-mount)
Housing Material	UV-resistant industrial-grade PC/ABS
Surge Protection	Integrated 4KV lightning and circuit protection

OEM / ODM Customization Services

We provide hardware and software customization for global brands, system integrators, and distributors:

Hardware Customization

Specialized tone frequencies, LED flash patterns, custom housing colors, and proprietary industrial design (ID)

Firmware Adaptation

Integration with proprietary communication protocols, custom system logic, and SDK/API optimization for third-party platforms

Branding & Packaging

Private labeling, custom packaging, and laser-engraved serial number/asset tracking

Integration Capabilities

Broad Compatibility

Integrates with standard global alarm control panels and automation networks

Developer Access

Complete API and SDK documentation available for Central Monitoring Station (CMS) and VMS platform integration

Scalability

Supports multi-site, centralized management software for enterprise deployments

Quality Control & Certifications

Manufacturing Quality Control

Incoming Inspection: IQC testing on all raw materials and components
Automated Assembly: Surface-mount technology (SMT) and automated optical inspection (AOI)
Testing & Stress Screening: 100% functional testing, 48-hour continuous aging tests, high/low temperature cycling, and vibration resistance testing

Compliance

CE Certified (Compliant with EN 54-3 sounder standards)
FCC Compliant configurations
RoHS & REACH compliant

Applications & Proven Track Record

Industrial Parks & Logistics
Over 100 manufacturing and distribution facilities equipped with perimeter intrusion sirens and emergency plant evacuation systems.

Energy Infrastructure
Installed in electrical grid substations and oil/gas pumping sites for remote automated fault and safety alerting.

Smart Cities & Public Infrastructure
Integrated into municipal emergency alert networks and construction sites as outdoor audible/visual warning nodes.

FAQ

Q: What primary functions do these siren systems support?

A: They deliver audible and visual alerts for intrusion detection, fire emergencies, equipment faults, and facility evacuations.

Q: Can these sirens connect to third-party software platforms?

A: Yes. We provide API/SDK documentation supporting TCP/IP, MQTT, and HTTP protocols for integration into Central Monitoring Stations (CMS).

Q: Are the outdoor models protected against severe weather?

A: Yes. Our outdoor models feature IP65/IP66 weatherproof and IK10 vandal-proof ratings, operating between -20°C and +70°C.

Q: What technical support is available for international projects?

A: We provide a 2-year standard warranty and direct technical support from our engineering team during system deployment.

Q: What is the Minimum Order Quantity (MOQ) for custom branding?

A: Standard hardware has no strict MOQ. Custom housing, private labeling, or firmware modifications require project-based MOQ. Please contact our sales team.

As one of the most professional emergency alarm & siren systems manufacturers and suppliers in China, we're featured by quality products and good price. Be free to wholesale bulk emergency alarm & siren systems for sale here and get quotation from our factory. Contact us for customized service.