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dgps Manufacturers

I have found results from400+products and200+suppliers aboutdgps

Shenzhen Coban Electronics Co., Ltd.mic-icon
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GPS Locating Vehicle Tracking System 3G Tk303G Mini GPS Tracking Chip for Vehicle Car Truck Tracter

GPS Locating Vehicle Tracking System 3G Tk303G Mini GPS Tracking Chip for Vehicle Car Truck Tracter

US$1.00-29.22
10 Pieces(MOQ)
Sample Available
Smallest 2g Vehicle GPS Locator Real-Time Tracking Device 303 for Auto Smart GPS Locator

Smallest 2g Vehicle GPS Locator Real-Time Tracking Device 303 for Auto Smart GPS Locator

US$9.00-16.00
10 Pieces(MOQ)
Sample Available
303 GPS Tracker Locator Waterproof GPS Tracking Device Motorcycle with Real Time Tracking for Car

303 GPS Tracker Locator Waterproof GPS Tracking Device Motorcycle with Real Time Tracking for Car

US$9.00-16.00
10 Pieces(MOQ)
Sample Available
Anti-Lost \ GPS Tracking Device Tk303 \ Cars with Relay Stop Engine \ Free Baanool Tracking System

Anti-Lost \ GPS Tracking Device Tk303 \ Cars with Relay Stop Engine \ Free Baanool Tracking System

US$16.00-17.00
10 Pieces(MOQ)
Sample Available
303f\G 2g GPS Tracker Locator with Android Ios Baanool APP for Fleet Tracking /GSM/GPRS

303f\G 2g GPS Tracker Locator with Android Ios Baanool APP for Fleet Tracking /GSM/GPRS

US$9.00-16.00
10 Pieces(MOQ)
Sample Available
GPS 4G Localizador Satelital PARA Autos Motos Tk403A Real-Time Tracking System Remotely Cut off Engine

GPS 4G Localizador Satelital PARA Autos Motos Tk403A Real-Time Tracking System Remotely Cut off Engine

US$24.00-26.00
10 Pieces(MOQ)
Sample Available
3G 4G Real Time GPS 405 with Camera Support Remote Stop Resume for Tracking Device

3G 4G Real Time GPS 405 with Camera Support Remote Stop Resume for Tracking Device

US$27.00-29.00
10 Pieces(MOQ)
Sample Available
New Arrival Vehicle Car Motorcycle Electric Bike 303f 2g/3G GSM GPRS GPS Smart Realtime Tracking Device

New Arrival Vehicle Car Motorcycle Electric Bike 303f 2g/3G GSM GPRS GPS Smart Realtime Tracking Device

US$1.00-29.66
10 Pieces(MOQ)
Sample Available
3G 4G GPS with Big Battery and Magnet Vehicle GPS Tracker Car Alarms Function Coban GPS Tk408b GPS Tracking System Management Solutions

3G 4G GPS with Big Battery and Magnet Vehicle GPS Tracker Car Alarms Function Coban GPS Tk408b GPS Tracking System Management Solutions

US$49.00-50.00
10 Pieces(MOQ)
Sample Available
Map GPS Tracker 303 Real Time Tracking System with Fleet Management for Motorcycle Car Tracking Device

Map GPS Tracker 303 Real Time Tracking System with Fleet Management for Motorcycle Car Tracking Device

US$9.00-16.00
10 Pieces(MOQ)
Sample Available
SIM Card Motorcycle Vehicle Waterproof Real Time GPS Tracking Device 303 Anti-Theft Car GPS Tracker with Android Ios APP

SIM Card Motorcycle Vehicle Waterproof Real Time GPS Tracking Device 303 Anti-Theft Car GPS Tracker with Android Ios APP

US$9.00-16.00
10 Pieces(MOQ)
Sample Available
3G 4G GPS Works with SIM Card GPRS Online Tracking GPS Tracker 405b with Tracking System Management Solutions

3G 4G GPS Works with SIM Card GPRS Online Tracking GPS Tracker 405b with Tracking System Management Solutions

US$28.00-30.00
10 Pieces(MOQ)
Sample Available
Portable GPS Tracker 4G Car GPS 408 with Big Battery and Magnet GPS Tracking with APP Platform

Portable GPS Tracker 4G Car GPS 408 with Big Battery and Magnet GPS Tracking with APP Platform

US$35.00-47.00
10 Pieces(MOQ)
Sample Available
Smart Vehicle GPS Tracker Waterproof PC Compatible Real-Time System Software Apps

Smart Vehicle GPS Tracker Waterproof PC Compatible Real-Time System Software Apps

US$9.00-16.00
10 Pieces(MOQ)
Sample Available
Real-Time GPS Tracker 303 Towing Alarm Wired 6 Harness Monitoring System Fleet Truck PC GSM GPRS APP

Real-Time GPS Tracker 303 Towing Alarm Wired 6 Harness Monitoring System Fleet Truck PC GSM GPRS APP

US$1.00-16.60
100 Pieces(MOQ)
Sample Available

Sourcing guidance for Dgps

What are the key technical specifications to consider when selecting a DGPS receiver for industrial use?

When sourcing DGPS equipment, you must prioritize positioning accuracy, which typically ranges from sub-meter to centimeter level depending on the correction source. Key specs include the number of channels (at least 220+), support for multiple constellations (GPS, GLONASS, Galileo, BeiDou), and the update rate (1Hz to 20Hz). For rugged environments, ensure an IP67 or IP68 rating for dust and water resistance, and verify shock/vibration resistance standards like MIL-STD-810G.

How do I ensure the DGPS equipment is compatible with my existing software and hardware systems?

Compatibility is critical for seamless integration. Ensure the device supports standard output protocols such as NMEA-0183 or NMEA-2000. For data post-processing, verify support for RINEX formats. If you are integrating with GIS software or precision farming equipment, confirm Bluetooth, Wi-Fi, or RS232/485 connectivity options. Always ask the supplier for SDK (Software Development Kit) availability if custom software integration is required.

What compliance and certification standards should DGPS devices meet for international trade?

To avoid customs issues and ensure safety, products must carry CE marking for the European market and FCC certification for the United States. Since DGPS involves radio frequencies, check for Radio Equipment Directive (RED) compliance. For maritime use, look for IEC 61108-4 standards. Additionally, ensure the manufacturer is ISO 9001 certified to guarantee consistent production quality and reliable calibration.

What are the typical application scenarios for high-precision DGPS modules?

DGPS is essential in sectors requiring high spatial accuracy. Common scenarios include Precision Agriculture (auto-steering tractors), Hydrographic Surveying (mapping sea floors), Land Surveying and Mapping, and Autonomous Vehicle Navigation. For large-scale infrastructure projects, DGPS is used for structural health monitoring to detect minute movements in bridges or dams.

Cross-Border Procurement Risks and Strategies for DGPS

How can I mitigate the risk of receiving substandard or counterfeit high-tech electronics?

High-precision electronics like DGPS are prone to 'spec-padding.' To mitigate this, request a live video demonstration of the device achieving the claimed accuracy. Use third-party inspection services (like SGS or Intertek) to verify the hardware before final payment. On Made-in-China.com, prioritize Audited Suppliers who have undergone on-site verification of their manufacturing capabilities.

What are the best practices for negotiating pricing and MOQs for DGPS equipment?

DGPS units have high unit values, so suppliers are often flexible with MOQs as low as 1-2 units for samples. Negotiate a tiered pricing structure where the unit cost drops by 10-15% for bulk orders exceeding 20 units. Always clarify if the price includes perpetual software licenses or if there are recurring subscription fees for correction signals (like RTK networks), as this significantly impacts the Total Cost of Ownership (TCO).

What should I consider regarding international shipping and customs for sensitive electronic equipment?

DGPS devices often contain Lithium batteries, which are classified as dangerous goods. Ensure the supplier provides a UN38.3 test report and MSDS for smooth air freight. For customs, use the correct HS Code (typically 852691) to determine accurate tariff rates. To protect the delicate internal oscillators and sensors, insist on anti-static packaging and shock-absorbent foam padding.

How do I handle technical support and warranty claims across borders?

Technical issues with DGPS often require firmware updates or recalibration. Negotiate a warranty period of at least 12-24 months. Ensure the supplier provides remote technical support via TeamViewer or video calls. For hardware failures, clarify who bears the return shipping costs; industry leaders often provide a 'repair and return' policy where the buyer pays for outbound shipping and the supplier covers the return.

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