Richtone offers to buy: Caterpillar ET3 Diagnostic Tool (Part Number: 317-7485)✅ In stock – order now! �� Product Description:Professional Caterpillar ET3 (Electronic Technician) diagnostic interface designed for complete diagnostics, monitoring, and programming of CAT engines and heavy equipment. The ET3 adapter connects your computer with Caterpillar ECMs to perform full electronic diagnostics, read and clear fault codes, view live parameters, and calibrate or reprogram control modules. �� Compatibility (Applications): Caterpillar diesel engines: C6.6, C7, C9, C11, C13, C15, C18, 3126, 3406, etc. CAT construction, mining, and marine machinery Compatible with Caterpillar ET software (versions 2019A–2025A) �� Cross-reference / Part Numbers:317-7485, 3177485, CAT-ET3, CAT Communication Adapter III, CAT Comm 3 �� Specifications:Manufacturer: OEM / Caterpillar supplierType: Diagnostic communication interface (ET3 Adapter)Connection: USB / RS232 / CAN / J1708Software: Caterpillar ET (Electronic Technician)Supported protocols: J1939, J1708, CAT Data Link, CANCondition: New / Replacement partWarranty: Manufacturer’s limited warranty ⭐️ Key Features: Official diagnostic interface for CAT Electronic Technician software Full diagnostics, calibration, and parameter programming Real-time data monitoring for all CAT control systems Compact and reliable design for workshop or field use Supports both older and modern Caterpillar engines