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The NSR NEB-2000 is a marine emergency beacon designed to transmit a distress alert and position information to support search-and-rescue operations at sea. It combines a 406 MHz COSPAS-SARSAT satellite distress transmitter, a 121.5 MHz homing transmitter, an AIS transmitter and a built-in GNSS receiver.
The unit supports automatic float-free release from its mounting container or manual activation. It includes a high-visibility orange casing, flashing LED light, self-test function and safeguards against accidental activation.
| Specification | Details |
|---|---|
| Make | NSR (New Sunrise Co., Ltd.) |
| Model | NEB-2000 |
| Product Name | AIS EPIRB |
| Equipment Type | Satellite Emergency Position-Indicating Radio Beacon |
| Application | Marine distress alert and search-and-rescue operations |
| Origin Country | China |
| Satellite System | COSPAS-SARSAT |
| 406 MHz Transmitter Frequency | 406.031 MHz ± 1 kHz |
| 406 MHz Output Power | 5 W |
| AIS Frequency AIS 1 | 161.975 MHz |
| AIS Frequency AIS 2 | 162.025 MHz |
| AIS Output Power | 1 W |
| Homing Transmitter Frequency | 121.5 MHz |
| Homing Output Power | 50 mW |
| GNSS Receiver | Built-in GNSS antenna |
| Supported GNSS Systems | GPS, BDS, GLONASS, Galileo |
| Position Accuracy | Within 10 m (manufacturer-stated) |
| Case Material | Special ABS + PC |
| Case Colour | High-visibility orange |
| Buoyant | Yes |
| Watertightness | 10 m depth for at least 5 minutes |
| Beacon Dimensions | 116 × 710 × 100 mm (W × H × D) |
| Container Dimensions | 220 × 415 × 144 mm (W × H × D) |
| Beacon Weight | 1.45 kg |
| Container Weight | 1.6 kg |
| Battery Model | NBT400 |
| Battery Voltage | 14.4 V (4 × 3.6 V cells) |
| Battery Storage Life | Up to 9 years from manufacture |
| Operating Life | At least 48 hours at −20°C |
| Hydrostatic Release Unit | NHR-100 |
| HRU Storage Life | Up to 3 years; maximum 2 years onboard |
| Automatic Release Depth | Maximum 4 m |
| Strobe Light | White LED |
| Strobe Flash Rate | 20 flashes per minute |
| Operating Temperature | −20°C to +55°C |
| Storage Temperature | −40°C to +70°C |
| Standard Compass Safe Distance | 0.35 m |
| Steering Compass Safe Distance | 0.15 m |
| Activation | Automatic float-free release or manual activation |
| Self-Test Function | Yes |
| False-Alert Protection | Yes |
| User Data Programming | Infrared communication |
| Type Approvals | DNV (MED) and CCS, as listed by manufacturer |
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