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The Chiyang VEP8 Original EPIRB is an Emergency Position Indicating Radio Beacon device designed to enhance vessel safety during emergencies at sea. This maritime beacon transmits a distress signal to the Cospas-Sarsat satellite system, allowing the vessel's or casualty's position to be identified by the Search and Rescue (SAR) coordination center to speed up the rescue process.
For operators of commercial vessels, fishing boats, offshore support vessels, recreational craft, and other maritime businesses, the EPIRB is not just an additional piece of equipment. It is an essential part of the maritime safety system, helping to provide location information in the event of an accident, vessel sinking, fire, collision, extreme weather, or other emergencies at sea.
EPIRB stands for Emergency Position Indicating Radio Beacon, a device that transmits emergency signals used in the maritime environment. When activated, the EPIRB transmits a distress signal on the 406 MHz frequency to the Cospas-Sarsat satellites. The signal is then forwarded to the relevant SAR center or rescue coordination center so the location of the incident can be identified.
The Chiyang VEP8 Original EPIRB is also equipped with a 121.5 MHz homing signal. This signal helps rescue teams conduct short-range searches once the emergency position area has been identified through satellite transmission. The combination of the 406 MHz satellite transmission, the 121.5 MHz homing signal, and the high-accuracy GPS receiver makes this device essential for strengthening vessel safety preparedness.
The device is designed with a sturdy ABS plastic casing that withstands the marine environment and features self-floating capability. This allows the EPIRB to continue transmitting its signal even when the vessel sinks or when the device is floating on the water surface.
The EPIRB plays a vital role as a marker for the vessel's emergency location. When an incident occurs at sea, time is a crucial factor in rescuing the crew and passengers. The sooner the emergency position is known, the greater the chance the SAR team has to conduct an effective search.
Some of the main functions of the Chiyang VEP8 EPIRB include:
Transmitting a distress signal on the 406.040 MHz frequency to the Cospas-Sarsat satellite system.
Sending GPS-based location information to help determine the search area.
Emitting a 121.5 MHz homing signal to guide rescue teams during the short-range search phase.
Continuing to operate over a long period to support time-consuming SAR operations.
Floating on its own on the water surface so signal transmission continues even if the vessel sinks.
Providing both automatic and manual activation options according to the emergency conditions in the field.
In practice, the EPIRB is a relevant safety device for cargo ships, tankers, passenger vessels, tugboats, fishing boats, workboats, survey vessels, oil and gas support vessels, and various other ships operating in open waters.
Commercial vessels operate carrying cargo, crew, and sailing schedules that require consistently reliable safety preparedness. Risks such as engine failure, fire, collision, bad weather, leaks, or incidents at sea must be anticipated with an adequate safety system.
The Chiyang VEP8 EPIRB can be part of a commercial vessel's safety equipment because it is capable of providing an emergency signal and position coordinates automatically. When the device is activated, the satellite system receives the 406 MHz signal to help the relevant authorities identify the location of the incident.
The 50-channel GPS receiver on the VEP8 supports horizontal position accuracy of approximately ±100 meters in autonomous mode. This accuracy is important for narrowing down the search area, particularly in the open sea where the coverage area is vast.
The lithium battery is also designed to support long-term emergency operations. The Chiyang VEP8 EPIRB has a minimum operating time of 48 hours at -20°C and can operate for approximately 80 hours at +20°C. This provides a longer transmission time during search and rescue operations.
Fishing boats often operate far from shore, facing sudden weather changes, high waves, engine failure, or limited communication. Under these conditions, the EPIRB serves as a safety device that helps the vessel send a distress signal when primary communication cannot be used.
The Chiyang VEP8 EPIRB provides additional protection for fishermen because it can be activated both manually and automatically. Manual activation can be performed when the crew becomes aware of an emergency condition. Meanwhile, the automatic mechanism helps ensure the device begins transmitting its signal when the EPIRB is released from its bracket or floats in the water.
The lightweight design, weighing approximately 1.7 kg without the bracket, makes it easy to place the device in an easily accessible area. The ABS casing and self-floating capability also keep the device suitable for use in wet and challenging marine operating environments.
For fishing boat owners, installing an EPIRB is a safety investment that helps improve preparedness for emergency situations in the middle of the sea.
Offshore activities such as oil and gas exploration, personnel transport, marine construction work, marine surveys, and support vessel operations require high safety standards. These operations often take place in offshore areas far from access to land-based assistance.
The Chiyang VEP8 EPIRB is designed to support these needs through emergency signal transmission that can be received by the satellite system. With a 406 MHz output power of 5W or 37 dBm ±2 dB, the device is capable of transmitting distress signals to the Cospas-Sarsat satellites.
In addition, the 121.5 MHz homing signal with an output power of more than 50 mW or +17 dBm assists tracking in the final phase. When search teams are already in the area around the detected position, this signal can help guide the search more precisely.
The working temperature range of -20°C to +55°C also supports the device's use in various environmental conditions. For storage, the Chiyang VEP8 EPIRB is designed to withstand temperatures from -40°C to +65°C.
The Chiyang VEP8 EPIRB has technical specifications that support its function as a maritime safety beacon. The main signal frequency is 406.040 MHz ±1 kHz for emergency transmission to the Cospas-Sarsat satellites. Meanwhile, the 121.5 MHz ±3 kHz frequency is used as a homing signal to assist short-range searches.
The device has a 406 MHz output power of 5W or 37 dBm ±2 dB. For the 121.5 MHz homing frequency, the output power is more than 50 mW or +17 dBm. The modulation system on the 406 MHz frequency uses Bi-phase L encoding with a modulation phase of 1.1 rad ±0.1 rad. The 121.5 MHz signal uses A3X modulation with a duty cycle of approximately 33% to 43%.
In terms of position determination, the Chiyang VEP8 uses a 50-channel GPS receiver on the GPS L1 frequency with C/A code. GPS sensitivity reaches -160 dBm, while horizontal position accuracy reaches approximately ±100 meters in autonomous mode. The device also supports a hot start of approximately ±1 second, allowing it to quickly recover position information under suitable conditions.
This EPIRB uses a lithium battery with a warranty of up to 5 years. Its operating time is a minimum of 48 hours continuously at -20°C, and it can reach approximately 80 hours at +20°C. The product weighs approximately 1.7 kg without the bracket and has dimensions of approximately Φ140/231.5 mm, excluding the antenna.
One of the important advantages of the Chiyang VEP8 EPIRB is the availability of both automatic and manual activation mechanisms. These two systems provide flexibility in dealing with different emergency conditions.
In automatic activation conditions, the EPIRB can activate when released from its bracket or when the device floats in the water. Once activated, the device begins transmitting its distress signal without requiring additional operation by the crew. This feature is very important if the crew does not have enough time to take manual action, for example in the event of a rapidly sinking vessel.
Meanwhile, the manual activation button can be used when the operator or crew detects an emergency condition and needs to send a distress signal immediately. This system allows a rapid response before the situation develops into something more dangerous.
To avoid false alarms, the EPIRB must only be activated in genuine emergency situations. Vessels also need to ensure the device is registered, properly installed, regularly inspected, and uses the appropriate bracket.
Speed and accuracy of location information are two key factors in search and rescue operations at sea. The Chiyang VEP8 EPIRB is equipped with a 50-channel GPS receiver with sensitivity of up to -160 dBm. This system helps the device obtain position coordinates to transmit along with the distress signal.
With a horizontal accuracy of approximately ±100 meters, the transmitted location can help SAR teams narrow down the search area. This is very useful in open-sea conditions, bad weather, at night, or when the vessel can no longer communicate through its main radio.
In addition to the GPS and satellite signals, the 121.5 MHz homing signal provides additional support when rescue units have approached the location. With this layered approach, the rescue process can proceed from wide-area detection via satellite to closer, more targeted searches.
The EPIRB is a device closely related to the application of maritime safety standards, including safety requirements for commercial and recreational vessels in accordance with applicable regulations. In the context of international shipping, vessel safety equipment refers to IMO and SOLAS provisions according to vessel type, vessel size, operating area, and the requirements of the relevant authorities.
In Indonesia, the management of maritime safety equipment is also related to the monitoring and administration of safety devices. The maritime safety equipment management system, or SIMAKESPEL, developed by the Maritime Safety Technology Center (Balai Teknologi Keselamatan Pelayaran) can support the monitoring of safety equipment to ensure it meets standards and is inspected regularly.
To ensure the EPIRB functions optimally, vessel owners should pay attention to the following:
Ensure the EPIRB is installed in an easily accessible position and in accordance with installation recommendations.
Regularly inspect the condition of the bracket, casing, antenna, registration label, and device indicators.
Pay attention to the battery expiry date and replacement schedule in accordance with product requirements.
Ensure beacon registration data is always updated, especially in the event of changes to the owner, vessel, emergency contacts, or operating area.
Conduct self-tests only through methods recommended by the manufacturer to prevent false distress signal transmissions.
Use original products with clear documentation to support inspection, maintenance, and operational needs.
The Chiyang VEP8 Original EPIRB offers a combination of features that support vessel safety needs across various maritime sectors. The device is designed to help transmit emergency signals quickly, provide GPS-based positioning, and continue operating under harsh marine environmental conditions.
The advantages of this product include:
Supports 406.040 MHz emergency signals to the Cospas-Sarsat satellites.
Equipped with a 121.5 MHz homing signal to assist short-range searches.
Features a 50-channel GPS receiver with high sensitivity of up to -160 dBm.
Provides horizontal position accuracy of up to approximately ±100 meters.
Can be activated automatically when released from its bracket or when floating in the water.
Features a manual activation button for immediate emergency response.
Uses a sturdy ABS casing and is self-floating.
Has a minimum operating time of 48 hours at -20°C.
Equipped with a lithium battery with a warranty of up to 5 years.
Suitable for commercial vessels, fishing boats, offshore vessels, workboats, and other maritime safety needs.
Genuine Chiyang product with complete documentation and certification support.
Make sure your vessel has the right safety device before sailing. The Chiyang VEP8 Original EPIRB can be a choice to support emergency preparedness at sea through 406 MHz signal transmission, the 121.5 MHz homing signal, high-accuracy GPS, and a self-floating design that supports operation in the maritime environment.
For ordering the Chiyang VEP8 Original EPIRB, specification consultation, product availability, and special pricing offers, contact WhatsApp at 081586838888.
You can also visit the official website:
Office address:
Perkantoran, Jl. Taman Palem Mutiara No. 1 Blok A18, RT.7/RW.14, Cengkareng Timur, Kecamatan Cengkareng, Kota Jakarta Barat, Daerah Khusus Ibukota Jakarta 11730.
What is the Chiyang VEP8 EPIRB?
The Chiyang VEP8 EPIRB is a maritime emergency beacon device used to transmit distress signals and vessel location information through the Cospas-Sarsat satellite system. This device helps SAR teams find the vessel or casualties when an emergency occurs at sea.
What is the function of the 406 MHz frequency on the EPIRB?
The 406.040 MHz frequency is used as the main distress signal transmitted to the Cospas-Sarsat satellites. The signal is then forwarded to the SAR coordination center so the emergency location can be identified and acted upon.
What is the 121.5 MHz signal used for?
The 121.5 MHz frequency serves as a homing signal or short-range search guide. Once the emergency position area is identified via satellite, rescue teams can use this signal to help locate the device more precisely.
Can the Chiyang VEP8 EPIRB activate automatically?
Yes. The Chiyang VEP8 EPIRB has an automatic activation feature. The device can begin operating when released from its bracket or when floating in the water, so the distress signal can still be transmitted without requiring manual intervention.
Can the Chiyang VEP8 EPIRB also be activated manually?
Yes. In addition to automatic activation, this device has a manual activation button. This feature can be used by the crew when an emergency situation occurs that requires immediate distress signal transmission.
How accurate is the GPS on the Chiyang VEP8 EPIRB?
The Chiyang VEP8 EPIRB uses a 50-channel GPS receiver with sensitivity of up to -160 dBm. Its horizontal position accuracy reaches approximately ±100 meters in autonomous mode, helping to narrow down the search area for SAR teams.
How long can the Chiyang VEP8 EPIRB operate?
This device has a minimum operating time of 48 hours continuously at -20°C. At an ambient temperature of approximately +20°C, the operating time can reach approximately 80 hours.
Can the Chiyang VEP8 EPIRB float in the water?
Yes. The Chiyang VEP8 EPIRB uses an ABS plastic casing with a self-floating design. This means the device can float on its own on the water surface, helping to ensure the distress signal continues to be transmitted if the vessel sinks.
What types of vessels are suitable for using the Chiyang VEP8 EPIRB?
This EPIRB is suitable for commercial vessels, fishing boats, cargo ships, tankers, tugboats, passenger vessels, workboats, survey vessels, offshore support vessels, and other ships that require maritime safety equipment.
Can the Chiyang VEP8 EPIRB battery be replaced?
The Chiyang VEP8 EPIRB uses a lithium battery with a warranty of up to 5 years. Battery replacement should be carried out according to the recommended schedule, procedures, and technical requirements to maintain device reliability.
Why is it necessary to buy the Chiyang VEP8 Original EPIRB?
Original products provide certainty of specifications, device quality, documentation, and the certification support required for vessel safety and operational needs. Using original products also helps vessel owners carry out inspection, maintenance, and device management more effectively.
How can I order the Chiyang VEP8 EPIRB?
For ordering and pricing information for the Chiyang VEP8 Original EPIRB, contact WhatsApp at 081586838888 or visit alnindo.com and alnindo.id.