Restore the full performance of your Creality K1 Max 3D printer with this genuine Creality K1 Max Mainboard Kit. Designed specifically for the K1 Max, this upgraded mainboard delivers fast processing, silent stepper control, and full hardware compatibility for seamless operation. Key Features: Official Replacement BoardDesigned and engineered by Creality for perfect fit and function with the K1 Max 3D printer. 32-bit High-Speed ProcessorEnsures smooth and responsive performance, even during complex prints. TMC2209 Silent Stepper DriversDelivers ultra-quiet motor control with improved motion precision and reduced vibration. Full Connectivity SupportCompatible with the K1 Max's touchscreen, AI camera, filament sensor, fans, heated bed, and auto-leveling system. Durable and Reliable DesignBuilt to withstand extended printing sessions with integrated thermal and short-circuit protection. Specifications: Input Voltage: 24V DC Processor: 32-bit MCU Stepper Drivers: TMC2209 (integrated) Supported Features: Auto-leveling, filament detection, touchscreen, Ethernet (K1 Max only), USB, SD card Board Dimensions: Approx. 98mm × 138mm Mounting: Pre-drilled holes and included connectors for plug-and-play replacement Ideal For: Replacing a damaged or malfunctioning mainboard Upgrading for quieter, smoother printer operation Ensuring compatibility with official Creality firmware and accessories Important Notes: This board is only compatible with the K1 Max model and not the standard K1. Installation should be done carefully to avoid damaging sensitive components or causing shorts—particularly around fan connectors and ribbon cables. If your K1 Max has been upgraded with different stepper motors (e.g. 42-48), confirm motor compatibility before installation.