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GSM Gate Opener
Home> Products >  GSM Gate Opener

G202 4G LTE Gate Controller 200 Users Free Call Relay Switch VoLTE Supported AC DC 7-36V SMS Remote Control for Gate Door Barrier Garage Industrial Access

4G LTE Global Network | VoLTE Supported | Free Call Activation | 200 Authorized Users | SMS Control & Status Feedback | DC9-36V Wide Voltage | Industrial Grade

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Product Information

 

Place of Origin:

China,Shenzhen

Brand Name:

CHISUNG

Model Number:

Upgraded G202 4G

Certification:

CE

Upgraded-G202-4G-详情页_03.jpg

Product Commercial Terms

Minimum Order Quantity:

1set

Price:

4G,32USD

Packaging Details:

Carton/Wooden,According to customer requirements

Delivery Time:

7-15days

Payment Terms:

L/C ; T/T ; MoneyGram

Supply Ability:

3000units/Month

Quick Detail:

GSM Relay
GSM Gate Opener
GSM Gate Controller
GSM Relay Control
GSM Remote Control
GSM Relay Switch
GSM Door Opener
GSM Door Controller
GSM Access Controller
GSM Access Control Unit
GSM Remote Switch
GSM Access Control Relay
GSM 3G 4G Gate Opener
GSM 3G 4G Cellular Gate Opener
GSM 3G 4G Gate Receiver
GSM 3G 4G Signal Sender
GSM 3G 4G Single Switch ‌
The G202 4G LTE Gate Controller is a 4G-only upgraded version of the classic GSM gate opener, supporting global 4G LTE + VoLTE for faster, more stable, and future-proof connectivity. It enables 100% free call activation with caller ID security, supports 200 authorized users, and features SMS command management, programmable relay timing, and local wired switch backup. Ideal for global use, it delivers zero operation cost, unlimited remote range, and reliable performance for residential, commercial, industrial, and agricultural applications.

Upgraded-G202-4G-详情页_06.jpg

Description:

G202 4G LTE Gate Controller—4G Upgraded, Faster & More Stable Remote Control
The G202 4G LTE Gate Controller is a next-generation wireless access control device, fully optimized for 4G LTE networks with VoLTE support. It replaces outdated 2G GSM gate openers and traditional remotes/keys, providing a faster, more reliable, and long-term usable solution for remote gate, door, barrier, and industrial equipment control.
Key Functional Highlights  
  
Global 4G LTE + VoLTE
Full-band 4G LTE (B1/B2/B3/B4/B5/B7/B8/B20/B28/B38/B40/B41/B66) with VoLTE & data function required. Faster connection, stronger anti-interference, stable signal in weak coverage areas, no 2G phase-out risk, future-proof for long-term use.  
  
100% Free Call Activation (Zero Cost)
Authorized users dial the Nano SIM number; the device rejects the call on the first ring and triggers the relay instantly. No call charges, no monthly fees, no data plan required for basic use.  
   
200 Authorized Users with Name Management
Supports up to 200 authorized phone numbers (001–200). Add/delete/check users via simple SMS commands; assign uppercase usernames (max 10 chars) for easy identification and batch management.  
  
Caller ID Security & Flexible Access Modes
Strict caller ID verification—only pre-approved numbers can activate the device, unknown callers are ignored. Supports authorized-only access (default) or all-call open modes for different scenarios.  
    
Full SMS Remote Control & Real-Time Status Feedback
Complete SMS command system: change password, manage users, set relay time (0–999s), trigger relay ON/OFF, check real-time device status (4G signal strength, relay status, user count, etc.). Customizable SMS confirmations for relay actions, keep you informed anytime.  
  
Power Failure Memory Function
Automatically remembers the relay status before power outage and resumes the same state when power is restored, ensuring uninterrupted operation for security and industrial equipment.  
     
Dual Control: 4G Remote + Local Wired Switch
Dual backup control: 4G free call/SMS remote control + local wired push button (dry contact). Works reliably even in weak 4G signal or power outage situations.   
    
DC 9–36V Wide Voltage & Low Power Consumption
Compatible with AC DC7-36V power supply (12V/24V systems), max current 50mA, average current only 25mA. Low energy consumption, stable performance for long-term use.   
   
Compact Industrial-Grade Design
Mini size (96.5×50×31.5mm),lightweight (88g),easy wall-mounted installation. Operating temperature -10°C ~ +60°C, relative humidity 10–90% RH. CE/RoHS/FCC certified, durable for outdoor and industrial harsh environments.      
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How It Works

1.Insert a 3V Nano SIM card (must support 4G VoLTE & data function).
2.Connect DC 9–36V power and wire relay terminals (NO/COM/NC) to your gate motor, electronic lock, or industrial equipment.
3.Add authorized phone numbers
via SMS commands: 1234#TEL00XXXXX#001#.
4.Dial the SIM number from an authorized phone → free activation, relay triggers instantly.
5.Use SMS commands for remote ON/OFF, status check, or user management anytime, anywhere.

Applications:

Residential & Home
l Swing/sliding gates, garage doors, rolling shutters
l Electronic door locks, garden gate access control  
   
Commercial & Business
l Parking barriers, office/warehouse gates
l LED billboards, advertising signs, commercial lighting   
  
Industrial & Factory
l Remote control of motors, pumps, fans, streetlights, inverters, PLC
l Factory equipment on/off switching, access management   
   
Agricultural & Farm
l Irrigation pumps, farm gates, livestock feeding equipment
l Greenhouse ventilation, lighting, and environmental control   
    
Public & Community
l Gated community access control, construction site gates
l Shared facility management, perimeter security monitoring  
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Specifications:

Parameter

Details

Model

G202 (4G LTE Version)

Network

4G LTE: B1/B2/B3/B4/B5/B7/B8/B20/B28/B38/B40/B41/B66

Requires SIM card with 4G VoLTE & data function

Authorized Users

200 (001–200, username labeling)

Relay Output

3A/250VAC, NO/NC/COM

Power Supply

AC DC7-36V

Power Consumption

Max 50mA / Avg 25mA

SIM Card

3V Nano-SIM (VoLTE & data support for 4G)

Antenna

50Ω SMA external antenna

Relay Time

0s – 999s (programmable, default 1s)

Control Methods

Free call, SMS command, wired switch

Special Functions

Power failure memory, SMS status feedback, user name management

Operating Temperature

-10°C ~ +60°C

Relative Humidity

10% – 90% RH (non-condensing)

Dimensions

96.5 × 50 × 31.5 mm

Net Weight

88g

Certifications

CE, RoHS, FCC

Package Contents

G202 Host ×1, SMA Antenna ×1, Wiring Terminals ×3, User Manual ×1

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Competitive Advantage:

Pure 4G LTE + VoLTE-Future-Proof & Stable
Eliminates 2G phase-out risk, 4G signal faster and more stable than 2G, strong anti-interference, works in remote/weak signal areas. Long-term usable for global markets.  
  
Zero Operation Cost-No Monthly Fees
Activate via 4G free calls, no data plan or subscription required. Save hundreds of dollars yearly compared to cloud/app-based controllers.   
    
200 Users + Name Management-Scalable for Multi-User Sites
More user capacity than standard 4G gate openers, with username labeling for easy management. Perfect for communities, factories, farms, and commercial parks.   
    
Caller ID Security + SMS Feedback -Enhanced Safety & Transparency
Anti-cloning caller ID verification prevents unauthorized access; customizable SMS confirmations for relay actions, real-time status updates for peace of mind.   
    
Power Failure Memory-Uninterrupted Operation
Remembers relay state during power outages, critical for security gates and industrial equipment, ensuring no operation interruption.    
    
AC DC7-36V Wide Voltage + Industrial Grade-Durable for Harsh Environments
Compatible with 12V/24V systems, wide temperature range (-10°C~+60°C), CE/RoHS/FCC certified. Rugged design for outdoor, industrial, and agricultural harsh environments.   
    
Factory Direct & Professional Support
Factory direct pricing, strict quality control, 1-year warranty, 24/7 online technical support, stable supply chain with fast delivery for bulk orders.  
   
Tag:NEW G202 4G
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