Ismart Industrial Company Limited

China Manufacturer with main products: GSM Remote Controller, GSM GPRS Data Logger, Temperature Monitoring and Alarming, Gate Opener Door Opener, Garage Door Operator Access...

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GSM RTU Controller remote control industrial controller alarm system RTU541

FOB Price: 60.00 - 80.00 USD/Piece
Supply Ability: 2,000 Piece/Pieces per Month
Shipping: Sample order delivery time is about 2-4 days after we confirm the payments
Payment Terms: T/T, Western Union
In Stock
Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Guangdong in China
Packaging Details: Standard Package list: Mainframe * 1 Power supply adapter * 1 User Manual * 1 (RS232) CD

Quick Details

  • Usage: Auto
  • Model Number: RTU541
  • Brand Name: iSmart


RTU-541 GSM Automation Controller

RTU-541 suitable for:

1. Security Alarm System applications;

2. Supervision and monitoring alarm systems;

3. Automatic monitoring system;

4. Vending Machines security protection;

5. Pumping Stations, Tanks, Oil or Water levels;

6. Buildings and Real Estate;

7. Weather Stations;

8. River Monitoring and Flood Control;

9. Oil and gas pipelines;

10. Corrosion protection

11. Temperatures, water leakage applications;

12. Wellheads, boat, vehicle;

13. Energy saving, street lights control system;

14. Valve controls;

15. Transformer stations;

16. Unmanned machine rooms;

17. Control room application;

18. Automation System, M2M;

19. GSM Access Control System, GSM Gate Opener, etc.


  • 1 relay output (240VAC@3A) can be switched ON/OFF by sending a SMS text;
  • 1 relay output (240VAC@3A) can be switch on 4minutes if any inputs triggered;
  • 4 Alarm logic inputs, NC or NO and EOL is optional;
  • 3 SMS Alert numbers and 5 auto-dial numbers can accept to the alarm message;
  • Two-way voice communication by external microphone and speaker;
  • Supports armed, disarmed, inquiry status, switch on or off relay output by SMS Commands;
  • Password protected, prevents unauthorized user;
  • Can be set up and programmed from PC Programmer Software by USB cable;
  • Time stamped alarm messages;
  • Backup rechargeable battery inside, can work for 24hours when power off;
  • Can be operated from anywhere, no distance limit;
  • Based on GSM Network, applied to many applications.


Parameter item Reference scope

GSM Frequency

Default: 900/1800/1900Mhz , Optional: 850/1900/1800/1900Mhz

DC Power supply

Standard adapter: DC 12V/1.5A

Power Current

Max:500mA Type :50mA

SIM Card

Supporting 3V SIM Card

GSM Antenna

50 Ω SMA Antenna interface, Cable type: Gain:3dBi cable-length:3-5meters connector :SMA

Portable antenna: Gain:2dBi height: 5cm connector: SMA


USB Port

Input Type

4 Dry Contact, NC,NO,EOL.

Output Type

2 Relay Output, 240VAC@3A, Relay inside.

Exterior dimension

LXWXH 153x86x28mm


3.7V 1200MAh LI-ION

Temperature range

-20°C ~ +60 °C

Humidity range

Relative humidity 20~95% (condensation free)



Standard Package list:

Mainframe * 1

Power supply adapter * 1

User Manual * 1 (RS232)

CD (Pc programmer tool) * 1

GSM Antenna * 1

Package Size: 75mm * 50mm * 16mm(W*D*H)

Weight: 500g

Optional Accessories:

Water Overflow Level Sensor,

Oil Overflow Level Sensor,

Water Leak Sensor,

Temperature Sensor,

Door Sensor,

PIR Motion Sensor,

Smoke Sensor,

Gas Leak Sensor,

Glass Break Sensor,

Shock Sensor,

Power failure sensor, etc.

We specialized in:

GSM Door Controller,GSM Automation Controller,GSM Programmable Automation Controller,Temperature Alarm Unit,GSM GPRS Data Logger,GSM SMS Modem, homer security device, anti-theft products, security safe products, CCTV cameras etc.

Delivery & Shipping:

Our payment terms: T/T, Western Union, Paypal.

1. Delivery Time:

(1) Sample Order -- will be shipped within 2-4 working days after order and payment confirmation.

(2) Normal Order -- will be shipped within 3~7 working days after receiving payment.

Shipping Address: Please provide us with correct and detailed shipping Address.

2. Shipping Methods:

(1) Normally we delivery by Express such as DHL, UPS, EMS, TNT.

Around 3-7 working days to arrive.

(2) By air-express or ocean shipping is up to you.

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