JS-PAS51A-D5
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JS-PAS51A-D5
Vehicle & Fleet Antennas
Jumpstar JS-PAS51A-D5 High-Performance Vehicle-Mounted External Active GNSS Antenna – Tri-Band B1/L1/L5, IPX7 Waterproof, Magnetic Mount for Automotive & Mobile Positioning
Tri-Band GNSS Support
Covers B1/L1/L5 frequency bands, compatible with BDS & GPS satellite systems.
Vehicle-Mounted Optimized
Designed for in-vehicle use, stable signal under dynamic conditions.
High-Performance LNA
28±3dB gain, ≤2.0dB noise figure for strong reception sensitivity.
Ultra-Low Power
15±3mA @3.3V, energy-saving for long-term vehicle-mounted operation.
IPX7 Waterproof
Rugged sealed design, adapts to outdoor rain & harsh vehicle environments.
Magnetic Mount
Built-in NdFeB magnet, quick installation without drilling.
High-Performance Vehicle-Mounted External Active GNSS Antenna
JS-PAS51A-D5 is a high-performance vehicle-mounted external active GNSS antenna specially designed for automotive positioning and mobile navigation applications. It adopts high-quality dielectric ceramic patches and supports B1, L1 and L5 tri-band signals, ensuring stable multi-constellation satellite reception.
Equipped with a professional low-noise amplifier (LNA) and anti-interference circuit, it delivers reliable positioning performance in dynamic vehicle scenarios. With IPX7 waterproof protection and magnetic mounting design, it is the ideal external positioning antenna for cars, fleets, mobile terminals and IoT devices.
Industrial-grade reliability and ultra-low power consumption make it perfect for long-term vehicle-mounted and outdoor positioning systems.
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Key Features
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Tri-Band Multi-Constellation B1/L1/L5 bands, fully compatible with BDS & GPS systems.
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Miniature Ceramic Patch B1&L1:36×36×2mm; L5:25×25×4mm, compact and stable.
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Professional LNA Circuit 28±3dB gain, ≤2.0dB NF, VSWR≤2.0 for strong anti-interference.
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Ultra-Low Power 3-5V wide voltage, 15±3mA @3.3V for long-term vehicle use.
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IPX7 Waterproof & Reliable IPX7 protection, industrial-grade wide temp, anti-vibration for harsh outdoors.
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Quick Magnetic Installation NdFeB magnet, plug-and-play SMA-J3, no drilling required.
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Technical Specifications
Antenna RF Performance
| Antenna Type | Vehicle-Mounted External Active GNSS Antenna |
| Ceramic Antenna尺寸 | B1&L1: 36×36×2mm; L5:25×25×4mm (Dielectric Ceramic) |
| Operating Frequency | B1:1561.098±2.046MHz; L1:1575.42±1.023MHz; L5:1176.45±10.23MHz |
| Impedance | 50Ω |
| Polarization | RHCP (Right-Hand Circular Polarization) |
| VSWR | ≤2.0 |
| Max Gain | 2.5dBic(B1I&B1C); 0dBic(B2a) (39×39 test baseboard) |
| LNA Gain | 28±3dB |
| Noise Figure | ≤2.0dB |
| Operating Voltage | 3~5V DC |
Mechanical & Environment
| Operating Current | 15±3mA @3.3V |
| Connector | SMA-J3 |
| RF Cable | RG174 (Length: 3000±100mm) |
| Dimensions | 51.4±0.5mm (main body) |
| Mounting | NdFeB Magnetic Mount |
| Protection Rating | IPX7 |
| Materials | Antenna: Dielectric Ceramic; PCB: FR4; Shielding: Tinplate |
| Operating Temperature | -40℃ ~ +85℃ |
| Storage Temperature | -40℃ ~ +85℃ |
| Vibration | Sine sweep 1g(0-p), 10~55~10Hz per axis |
Typical Applications
Vehicle Navigation
In-car navigation, GPS tracking & route guidance
Fleet Management
Real-time fleet tracking & logistics monitoring
Automotive Telematics
Connected car devices & telematics control units
Portable Mobile Terminals
Handheld GNSS receivers & mobile positioning devices
IoT Vehicle-Mounted Sensors
Smart sensors & asset tracking for automotive IoT
Commercial Vehicle Monitoring
Truck, bus & commercial fleet supervision
Outdoor Mobile Equipment
All-weather positioning for outdoor machinery & vehicles
Industrial Vehicle Positioning
Forklifts, construction machinery & industrial vehicles
Resources & Downloads
JS-PAS51A-D5 Datasheet
Complete specifications, gain pattern, mechanical drawing and electrical parameters
Mechanical Drawing
2D/3D mechanical dimensions and magnetic base layout
Gain Pattern
Radiation pattern, axial ratio and VSWR curves
3D CAD Model
STEP, IGES and STL formats for mechanical integration
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