Cummins DEF Head Unit : OEM ASP5510-6606711

Keep Your SCR System Running Smooth with the Right DEF Head Unit

What Is It?

The Cummins DEF Head Unit (OEM ASP5510-6606711) is a critical component within the diesel exhaust fluid (DEF) system. It combines the DEF level sensor, temperature sensor, and suction tube assembly in one unit, providing real-time information to the engine’s control module and allowing accurate DEF management in vehicles using Selective Catalytic Reduction (SCR) systems.

Why Choose OEM ASP5510-6606711?

The OEM ASP5510-6606711 is engineered to meet the exact specifications set by Cummins for SCR systems. With factory-grade compatibility and precise signal transmission, this unit ensures reliable communication with your ECU, helping to prevent system faults, false warnings, and unnecessary downtime.

Key Benefits

✅ Multi-Function Design: Integrates level sensor, temperature sensor, and suction system
✅ OEM-Calibrated: Matches Cummins factory specifications for reliable data reporting
✅ Sealed Construction: Designed to withstand DEF crystallization and exposure
✅ Plug-and-Play Fit: Easy to install using original connectors and tank fittings
✅ Emissions Support: Helps ensure proper SCR function and avoid derate conditions

Applications

This DEF head unit is commonly used in Cummins-powered vehicles that rely on SCR technology to meet emission standards. It is suitable for a variety of commercial trucks, vocational vehicles, and off-road equipment from various model years, maintaining critical emissions system function and operational readiness.

Installation Notes

The unit should be installed by qualified technicians familiar with DEF and SCR systems. Before installation, inspect the DEF tank for contamination or damage. Make sure all connectors are clean and moisture-free to prevent signal interference. After installation, the system may require a diagnostic scan to clear previous fault codes.

Final Thoughts

When it comes to emissions system reliability, the OEM ASP5510-6606711 DEF Head Unit is a dependable choice. Its accurate integration and sensor performance help maintain system functionality while minimizing the risk of faults that can take your vehicle out of service.