The Ag Express JDRC3 to JDRC Liquid Harness Adapter enables operators to connect the John Deere Rate Controller 3 (JDRC3) directly to GS2 Liquid Rate Controller harnesses, providing a reliable upgrade path for operations transitioning from GS2 systems to modern JDRC3 technology for liquid fertilizer and NH3 applications.
Designed for straightforward integration, this 3-foot adapter harness features a 48-pin connector for the Rate Controller 3 and a 37-pin connector for GS2 rate controller harnesses, eliminating the need for complex wiring modifications when upgrading control systems. This adapter preserves existing implement wiring infrastructure while enabling operators to leverage the advanced capabilities of the JDRC3 platform.
Manufactured to Ag Express quality standards, this harness is built for durability in demanding agricultural environments and is well-suited for rate controller upgrade projects, GS2 replacement applications, and service installations.
Key Features
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Adapts John Deere Rate Controller 3 to GS2 Liquid Rate Controller harnesses
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48-pin connector for JDRC3 (Rate Controller 3 side)
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37-pin connector for GS2 rate controller harness
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3-foot length for flexible routing and installation
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Compatible with liquid fertilizer and NH3 application systems
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Durable construction for agricultural environments
Includes connector for implement lift switch
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Manufactured by Ag Express
Benefits
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Enables seamless upgrade from GS2 to JDRC3 rate control systems
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Simplifies controller replacement with purpose-built connector configuration
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Preserves existing GS2 implement wiring infrastructure
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Reduces upgrade costs and installation complexity
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Supports both liquid fertilizer and NH3 applications
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Purpose-built adapter for clean, secure connections
Compatibility
Designed for operations upgrading from GS2 Liquid Rate Controllers to John Deere Rate Controller 3 (JDRC3) systems.
Rate Controller Side
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John Deere Rate Controller 3 (48-pin connector)
Implement Harness Side
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GS2 Liquid Rate Controller harnesses (37-pin connector)
Application Types
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Liquid fertilizer application systems
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NH3 application systems
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Starter fertilizer applications
Always verify controller and implement harness compatibility prior to installation. Consult your dealer or Ag Express Customer Support if unsure of your system configuration.
Applications
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GS2 to JDRC3 rate controller upgrade projects
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Liquid fertilizer application control systems
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NH3 application rate control
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Starter fertilizer application systems
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Rate controller replacement and service
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Mixed-generation John Deere equipment integration
Warranty
This product is backed by Ag Express's standard warranty, covering defects in materials and workmanship under normal use. Warranty coverage does not apply to damage resulting from improper installation, misuse, or unauthorized modifications.
For complete warranty details or installation questions, please contact Ag Express Customer Support prior to installation.
