Professional A4498 Motherboard Replacement for ET4 3D Printer - Driver Mainboard Repair Part - Compatible with Creality ET4 3D Printer - Perfect for DIY Repairs & Upgrades

Product Description

Reliable and durable: compact design, can be used as reliable replacement accessories, high reliabilityProfessionalA4498Motherboard Replacement Driver Mainboard for ET4 3D Printer Repair PartFeature:l High quality for professional usel The 32-bit high-speed ARM chip is used as the main control chip STM32F407, the main frequency is up to 168MHZ, and it has its own FPU floating-point arithmetic unit, data processing power is faster and faster.l The circuit board adopts high quality two-layer board and specially optimizes heat dissipationl Using high quality MOSFET tube, the heat dissipation effect is better.l Using dedicated power chip to support 12-24V power inputl Can accept 24V input, the same system power can reduce the hot bed current to 1/4, effectively solve the hot bed MOS tube heating problemSpecification:l Size: Approx. 90x70mml Micro process: STM32F407l Input voltage: 8V-35Vl Motor driver: A4498l Sensor type: 100K NTC thermal resistancel Touch screen: 2. 8 inch TFTl Firmware update: Support TF card, U disk updatel Printing method: support offline/online printingPackage:l 1x Motherboard