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4G Emergency Communication Alarm System with En81-28

Negotiable 1 Set (MOQ)

Min. Order:

1 Set

Port:

Shanghai, China

Production Capacity:

5000 Sets

Payment Terms:

T/T

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Beijing Keyuanlong Technology Co., Ltd.

Beijing, China

Last Login Date:

Jul 03, 2025

Main Products:

Elevator Sensor, Elevator Intercom, Elevator LCD Display, En81-28 Intercom, Load Sensor, Elevator Access Control, IP Intercom, 4G Wireless Alarm Device, Elevator Dispatch System, Emergency Power

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Product Description

Company Info

Basic Info.

Usage

Communication

Type

Wireless

Support Network

Information content

Data

Condition

New

Trademark

keyuanlong

Transport Package

Carton

Origin

China

HS Code

8517691099

Product Description

4G Emergency Communication System with EN81-28

This system complies with EN81-28 requirements and can be used without the need for wiring or complex programming. It uses 4G wireless technology to transmit alarms and information between the elevator car and the building management system or monitoring room. It can provide rapid communication in emergencies, enhancing the overall safety of building occupants.

4G Gateway Technical Data

network	2G\3G\4G,850/900/1800/1900.4Mhz
Antenna type	SMA
Input power	24VDC ± 10%(single channel)
interface	RS485,voice interface
Protection level	IP22(single channel)
shell material	metal(single channel)
Application intercom line system:	Two-wire intercom

System function

No telephone line required for usage.
Intercom communication is available between the elevator car, pit, car top, and machine room, allowing for voice communication between the control room and the cabin.
Equipped with a backup battery.
Easy to install and set up.
Can call up to 5 numbers stored on the SIM card. Calls to numbers other than programmed numbers are not possible.
Automatically calls one of the pre-stored numbers (TEST1-5) on the SIM card every 1-3 days.
Alarm filtering function.
Only allows call back to numbers stored on the SIM card, other calls are blocked.
Calls automatically terminate after 5 minutes.
Low battery notification via SMS, as well as low voltage notification for the built-in backup battery.

Benefit

Enhanced safety: With real-time wireless communication capabilities, passengers can quickly contact rescue centers or management personnel in case of emergencies, ensuring their safety.

Improved response time: Compared to traditional wired communication, the 4G wireless communication system provides faster response times, allowing for quicker establishment of contact and rescue actions during emergencies.

Flexible communication options: The 4G wireless communication system supports various communication methods such as voice calls, text messaging, and data transmission, providing flexibility and versatility in communication.

Reduced wiring costs: Unlike traditional wired communication, the 4G wireless communication system eliminates the need for complex wiring, thereby reducing installation and maintenance costs.

Easy installation and scalability: The 4G wireless communication system is relatively easy to install and does not require extensive construction work. It also allows for flexible expansion and adjustment of the system according to specific needs.

Remote monitoring and management: Through the 4G wireless communication system, property managers can remotely monitor the elevator's operation status and fault information, enabling remote management and maintenance to enhance reliability and operational efficiency.

Overall, the elevator 4G wireless communication system offers higher safety, faster response times, flexible communication options, reduced wiring costs, and easy installation and scalability, providing comprehensive benefits to customers.

System equipment list

No.	Equipment Name	Installation Location	Configuration Quantity	Remark
1	Machine room intercom	Machine room	1 piece per elevator
2	Car intercom	Car	1 per elevator
3	Car top Intercom	Car top	1 piece per elevator
4	Pit intercom	Pit	1 piece per elevator
5	Intercom power supply	Car top or machine room	1 piece per elevator
6	4G Wireless gateway	Machine room	1 piece per elevator
7	Power supply for 4G gateway	Machine room	1 piece per 4G gateway

Address: 11a, No. 13, U Valley East District, Liandong, Jinqiao Industrial Base, Tongzhou District, Beijing, China

Business Type: Manufacturer/Factory

Business Range: Computer Products, Electrical & Electronics, Industrial Equipment & Components, Service, Transportation

Management System Certification: ISO 9001, ISO 14001, HSE

Main Products: Elevator Sensor, Elevator Intercom, Elevator LCD Display, En81-28 Intercom, Load Sensor, Elevator Access Control, IP Intercom, 4G Wireless Alarm Device, Elevator Dispatch System, Emergency Power

Company Introduction: Creation time: Jan. 1995. Area, 3500 m2. Employees: 210. Established Tianjin branch in 2012 and established Hangzhou factory in 2014

It is a long-term supplier of accessories for many elevator companies.

Engaged in the elevator accessories industry for more than 25 years. The technology is mature and innovative.

Product category: Elevator remote alarm system, IP network intercom system, elevator visual intercom system, elevator IC card system, elevator EMS monitoring system, elevator multimedia display, elevator voice announcement system, elevator dedicated three-way output green uninterrupted power supply, Elevator five-party emergency intercom system, weighing sensor, magnetic protection switch, etc.

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