Trimble Dual MS975 GPS/GNSS Smart Antenna Head Machine Control Receiver Kit

Elevate your machine control operations with the Trimble Dual MS975 GPS/GNSS Smart Antenna Head Machine Control Receiver Kit, a refurbished, thoroughly tested, and guaranteed performance solution designed for heavy equipment, construction sites, earthmoving, and grading applications. 

Built to excel in demanding environments, this dual‑antenna GNSS positioning system delivers reliable satellite reception, advanced real‑time kinematic (RTK) accuracy, and enhanced tracking performance for machine guidance systems.

Whether you are upgrading your Trimble GCS900 system, replacing aging antennas, or outfitting a new fleet for automated grade control, this Trimble Dual MS975 antenna receiver kit offers industry‑leading GPS/GNSS precision at a competitive price point.

Why Choose This Trimble Dual MS975 GNSS Antenna Receiver Kit?

Premium Refurbished Condition with Performance Guarantee

This kit arrives in excellent refurbished condition, meticulously inspected and quality‑tested by expert technicians. Each unit is evaluated for optimal performance, ensuring that you receive a dependable GNSS receiver assembly that meets Trimble standards. The package includes a 30‑day return option and a 90‑day warranty, giving you peace of mind and assurance of long‑term operational reliability.

Key benefits of owning this refurbished machine control solution include:

• Cost‑effective performance upgrade
• Guaranteed precision and RTK‑enabled positioning
• Tested and validated pre‑owned hardware
• Warranty protection and return coverage

This makes it an ideal investment for contractors, surveyors, rental fleets, and machine control professionals seeking affordable yet powerful GNSS technology.

Comprehensive Dual‑Antenna GNSS Tracking Technology

At the heart of this kit are two Trimble MS975 Smart Antenna Heads, offering simultaneous tracking of multiple satellite constellations, including GPS, GLONASS, QZSS, and RTK‑capable correction support. These smart antennas serve as the cornerstone of highly accurate positioning systems used in machine control solutions across earthwork, grading, paving, and excavation projects.

Advanced Satellite Compatibility

The incorporated GNSS receivers provide multi‑constellation tracking:

• GPS: Reliable primary satellite positioning
• GLONASS: Russian global satellite coverage for improved precision
• QZSS: Japanese augmentation system for enhanced regional performance
• RTK Enabled: Real‑time corrections for centimeter‑level accuracy

By leveraging multiple navigation systems, the MS975 antennas deliver superior satellite visibility and stronger signal acquisition, especially in challenging terrain or obstructed environments where single‑constellation receivers may struggle.

Optimized for Trimble GCS900 and Earthworks Machine Control Systems

The Trimble Dual MS975 GPS/GNSS Smart Antenna Kit is fully compatible with the Trimble GCS900 machine control platform and supports integration with Earthworks grade guidance systems. This ensures seamless data interoperability and enables contractors to optimize machine performance with accurate, real‑time positioning.

Whether you are establishing precise elevation control or automating grader blade adjustments, the MS975 antennas provide dependable reference data for:

• 3D machine guidance
• Automated grade control
• Terrain modeling and cut/fill optimization
• Productivity tracking and data logging

Combined with the powerful processing capability of Trimble machine controller units, this GNSS receiver kit elevates jobsite performance and accelerates project completion.

Rugged Hardware Built for Harsh Environments

Trimble engineered the MS975 smart antennas to withstand the demanding conditions commonly found in construction and earthmoving applications. Each antenna head features:

• Heavy‑duty sealed housing
• Weather‑resistant construction
• Shock and vibration tolerance

These durable receivers resist dust, moisture, and impact, ensuring long‑lasting performance even in adverse weather conditions and rough operating environments. For contractors operating on multiple job sites or in extreme climates, this robustness translates to reduced downtime and fewer hardware replacements over time.

Complete Kit Includes Everything You Need

This ready‑to‑install machine control antenna kit includes all essential components:

• 2 × Trimble MS975 Smart Antenna Heads: Dual GNSS receivers for improved satellite tracking and precision positioning
• 1 × Hard Transport Case: Durable protective case designed to safeguard your antennas and accessories during storage and transport

Each component has been tested and validated for performance, so you can install and deploy with confidence.

Exceptional Value: Tested, Guaranteed, and Supported

Refurbished hardware provides a strategic advantage for businesses seeking premium performance without premium pricing. This Trimble dual‑antenna GNSS positioning system represents a valuable investment combining advanced satellite geometry processing with certified Trimble compatibility.

With the included warranty and return policy, you can evaluate the system without risk and experience firsthand the benefits of GNSS‑based machine control.

Key Features & Specifications

Core Specifications

Performance Highlights

• Dual‑antenna configuration for enhanced GNSS signal reception
• Multi‑constellation tracking for superior reliability
• Precision RTK compatibility for centimeter‑level accuracy
• Durable, jobsite‑ready construction

Who Should Use This Kit?

This dual GNSS smart antenna receiver kit is ideal for:

• Construction firms involved in grading and excavation
• Heavy equipment operators needing precise machine control
• Surveying companies requiring robust GPS/GNSS receivers
• Rental fleet owners seeking dependable refurbished GNSS gear
• Contractors upgrading legacy Trimble systems

No matter the scale of your project, this kit delivers consistent and accurate satellite positioning to help you meet your quality and schedule benchmarks.

Installation & Operational Tips

To maximize the performance of your Trimble Dual MS975 GNSS kit:

1. Mount antennas securely on machine frames using recommended brackets.
2. Ensure clear sky visibility for optimal satellite reception.
3. Verify RTK data links with your base station or correction service.
4. Use compatible Trimble controllers (GCS900 or Earthworks consoles).
5. Conduct regular firmware updates to maintain compatibility and accuracy.

Proper installation and calibration ensure precise real‑time machine guidance and maximum productivity on every job site.

Comparing with Single‑Antenna Systems

Many standard GPS receivers provide single‑antenna tracking, but the Trimble dual‑antenna approach delivers significant advantages:

• Improved satellite signal integrity
• Better heading and attitude determination
• Fewer blind spots during terrain changes
• Stronger RTK performance under heavy canopy or obstructions

This means fewer positioning errors, enhanced grade control, and smoother machine operation essential for high‑precision tasks.

Warranty & Support Information

This product includes:

• 90‑day performance warranty
• 30‑day return option

Our support team is available to assist with product questions, installation guidance, and compatibility verification ensuring you feel confident with your purchase.

Frequently Asked Questions

Is this Trimble Dual MS975 kit compatible with all machine control systems?

This kit is specifically compatible with Trimble GCS900 machine control systems and is also widely used with Trimble Earthworks grade guidance platforms. If your system uses Trimble GNSS antennas and supports dual‑antenna inputs, compatibility is highly likely, but always check your controller’s documentation or contact support to confirm.

Do the MS975 antennas support RTK corrections?

Yes. The Trimble MS975 smart antennas are RTK‑enabled, which means they accept real‑time kinematic corrections from a base station or correction service, providing centimeter‑level accuracy for precision machine positioning and grade control.

What satellite constellations are supported?

These antennas track multiple GNSS constellations including:

• GPS
• GLONASS
• QZSS
  This multi‑constellation support improves reliability and signal availability in challenging environments.

What does “refurbished” mean in this context?

“Refurbished” indicates that the antennas have been professionally inspected, tested, and restored to full working condition. They perform like new but are sold at a lower cost due to previous use. All refurbished units come with a 90‑day warranty and a 30‑day return policy.

Can I install this kit myself?

Yes the antennas can be mounted on compatible equipment with appropriate brackets and cabling. However, precise positioning, proper mounting, and correct integration with your Trimble controller significantly impact performance. We recommend professional installation or consultation with your machine control service provider if unsure.

Does this kit come with cables and mounts?

This product includes the two antennas and a protective hard transport case. Cables, brackets, and additional accessories may not be included unless specified. 

How does this kit improve machine control performance?

By delivering accurate satellite positioning and supporting RTK corrections, this GNSS receiver kit enhances:

• Grade accuracy
• Cut/fill precision
• Automated blade control
• Surveying and site modeling tasks
  Dual antennas also improve heading and orientation data for machine guidance.

Is technical support available after purchase?

Yes. You can contact our support team for questions related to compatibility, installation, system integration, and troubleshooting. We stand behind the performance and reliability of the Trimble Dual MS975 kit.