Grin Technologies Superharness – Display & E-Brake Integration Cable for Phaserunner/Baserunner Controllers. The Superharness by Grin Technologies is a high-performance interface cable designed for use with Grin’s Phaserunner and Baserunner controllers. It provides a streamlined solution for integrating essential accessories and control inputs into your electric bike system.
Key Features:
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Display Compatibility: Enables direct connection of Grin controllers to popular displays, including the DSP-600C, DSP-750C, and SW102.
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Lighting Integration: Includes a barrel jack DC output for powering front, rear, and brake lights, supporting a clean, plug-and-play lighting setup.
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E-Brake Sensor Support: Offers dual compatibility with both digital e-brake cutoff sensors and analog e-brake levers, including support for proportional regenerative braking, allowing you to fine-tune braking response and energy recovery.
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Clean Cable Management: Reduces wiring complexity by combining multiple functions into a single harness, making it ideal for custom or high-spec builds.
Ideal For:
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Riders upgrading to a Phaserunner or Baserunner controller
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Builders integrating Grin-compatible displays and lighting
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E-bike enthusiasts looking to add or optimize regenerative braking systems
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DIY custom builds where neatness and modularity matter
The Grin Superharness is a must-have accessory for anyone looking to maximize the potential of their Grin controller-based e-bike setup. Whether you’re building from scratch or upgrading an existing system, this harness simplifies installation while enabling advanced control features.
Download the user manual below