The GPS Y Cable A00630 for GRX2/GRX3 is a high-quality, professional-grade GNSS interface and power splitter cable engineered specifically for Sokkia and Topcon GRX2 and GRX3 RTK GNSS receivers. Designed to meet the demanding requirements of land surveyors, construction professionals, and geospatial engineers, this cable enables simultaneous data communication and power connectivity with maximum reliability in field conditions.
Manufactured using industrial-standard materials and precision connectors, the A00630 GPS Y cable ensures stable signal transmission between the GNSS receiver, external radio, and power source. Whether you are opearating in urban construction sites, rugged terrain, or long-duration RTK surveys, this cable provides dependable performance where accuracy and uptime matter most.
What Is the GPS Y Cable A00630?
The GPS Y Cable Model A00630 is a dual-function GNSS interface cable that allows a GRX2 or GRX3 receiver to connect simultaneously to:
- An external UHF radio (such as Pacific Crest or SATEL radios)
- A power source or controller
The “Y” configuration enables efficient signal and power distribution without the need for multiple separate cables, reducing clutter, minimizing connection errors, and improving field efficiency.
This GRX2/GRX3 Y-type cable is commonly used in:
- RTK GNSS surveying
- Construction staking
- Machine control setups
- Base station and rover configurations
Key Features of GPS Y Cable A00630 for GRX2/GRX3
Dedicated Compatibility with GRX2 and GRX3 GNSS Receivers
The A00630 GPS Y cable is purpose-built for Sokkia GRX2 and GRX3 RTK GNSS receivers, ensuring a precise fit and full functional compatibility. Connector pinouts and signal paths are engineered to match OEM specifications, eliminating data loss or power instability.
Dual Interface Design (Data + Power)
This GNSS Y interface cable allows simultaneous:
- Data communication between GNSS receiver and external radio
- Power supply connection for continuous operation
This design is essential for long RTK sessions where uninterrupted communication and power stability are required.
Industrial-Grade Cable Construction
The GPS Y Cable A00630 is constructed with:
- Reinforced internal copper conductors
- Thick, wear-resistant outer insulation
- High-strength molded connectors
These features ensure resistance against bending, abrasion, moisture, and temperature variations commonly encountered on survey sites.
Secure and Stable Signal Transmission
Accurate GNSS surveying depends on clean, stable signal flow. This GRX2/GRX3 data and power cable is engineered to minimize signal interference, voltage drops, and connector loosening, ensuring consistent RTK corrections and reliable positioning results.
Field-Ready Design for Professional Surveyors
The cable length, flexibility, and connector durability are optimized for real-world field use. Whether mounted on tripods, poles, or base station setups, the A00630 Y cable integrates seamlessly into professional GNSS workflows.
Technical Overview of GPS Y Cable A00630
The GPS Y Cable A00630 for GRX2/GRX3 functions as a multi-interface GNSS accessory, supporting efficient communication between the GNSS receiver, radio modem, and power source. It eliminates the need for multiple separate cables while maintaining OEM-level performance.
Functional Role
- Connects GNSS receiver to external UHF radi
- Supplies power through a dedicated interface
- Supports RTK correction data transmission
- Reduces cable management complexity
Cable Configuration
- Y-type split design
- One main connector for GNSS receiver
- Two branch connectors for radio and power/data interface
Compatibility and Supported Equipment
The A00630 GPS Y cable is compatible with the following equipment:
GNSS Receivers
- Sokkia GRX2
- Sokkia GRX3
- Topcon GRX series (model-specific compatibility)
Radios
- Pacific Crest UHF radios
- SATEL radios
- Other compatible external GNSS radios (model-dependent)
Applications
- RTK base stations
- RTK rover setups
- Construction GNSS systems
- Surveying and mapping operations
Why Choose GPS Y Cable A00630 for GRX2/GRX3?
Optimized for Professional GNSS Workflows
Unlike generic interface cables, the GPS Y Cable Model A00630 is specifically engineered for GNSS surveying environments. It ensures consistent performance during long sessions where signal stability and power continuity are critical.
Cost-Effective OEM-Compatible Replacement
This cable serves as a high-quality replacement for original GNSS Y cables, delivering equivalent performance at a competitive price point without compromising reliability.
Reduced Downtime on Site
Cable failures are a common cause of downtime in GNSS operations. The A00630 GRX2/GRX3 Y cable is built to withstand repeated use, helping professionals avoid costly interruptions in the field.
Clean and Efficient Cable Management
The Y-split design minimizes the number of cables required, reducing tangling, connector strain, and setup time during base or rover installation.
Use Cases for GPS Y Cable A00630
RTK Surveying
Provides stable data transmission between GNSS receiver and radio, ensuring precise real-time corrections.
Construction and Infrastructure Projects
Supports continuous GNSS operation for layout, staking, and machine control applications.
Long-Duration Base Stations
Maintains reliable power and communication links for extended RTK base station deployments.
GNSS Equipment Maintenance and Replacement
Ideal as a spare or replacement cable for survey crews maintaining multiple GNSS kits.
Installation and Usage Guidance
Installing the GPS Y Cable A00630 for GRX2/GRX3 is straightforward:
- Connect the main connector to the GRX2 or GRX3 GNSS receiver.
- Attach one branch to the external UHF radio.
- Connect the remaining branch to the appropriate power or controller interface.
- Secure all connections before powering on the system.
No special configuration is required, as the cable is designed for plug-and-play compatibility with supported GNSS systems.
Durability and Field Performance
The A00630 GNSS Y cable is designed to perform reliably in harsh environments, including:
- High-temperature job sites
- Dusty and muddy construction areas
- Repeated bending during daily transport
- Outdoor exposure during extended surveys
Each component is selected to meet the durability expectations of professional surveyors and engineers.
Packaging Information
- Product: GPS Y Cable A00630 for GRX2/GRX3
- Quantity: 1 PCS
- Condition: New
- Application: GNSS surveying and RTK systems
Frequently Asked Questions
What is the main purpose of the GPS Y Cable A00630?
The GPS Y Cable A00630 is designed to allow simultaneous power supply and data communication between a GRX2 or GRX3 GNSS receiver and an external radio or controller.
Is this cable compatible with both GRX2 and GRX3 receivers?
Yes, the A00630 Y cable is specifically engineered for compatibility with both GRX2 and GRX3 GNSS receivers.
Can this cable be used with external UHF radios?
Yes, the cable supports connection to compatible external radios such as Pacific Crest and SATEL radios commonly used in RTK surveying.
Is this an original OEM cable?
This is a high-quality, OEM-compatible replacement cable designed to meet or exceed original specifications.
Does the cable support long RTK survey sessions?
Yes, the dual-interface design ensures stable power delivery and uninterrupted data transmission for extended RTK operations.
Is installation complicated?
No, installation is simple and plug-and-play. No additional configuration or tools are required.
Can this cable be used in harsh outdoor environments?
Yes, the cable is built with durable materials suitable for demanding field conditions, including construction and surveying sites.
Is this cable suitable for base station setups?
Absolutely. The GPS Y Cable A00630 is ideal for both base station and rover GNSS configurations.
Does the cable reduce the need for multiple connectors?
Yes, the Y-split design combines functions into one cable, improving cable management and reducing connection points.
How many pieces are included in the package?
The package includes 1 PCS of GPS Y Cable Model A00630.













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