Tailored DEF Dosing for Doosan Bobcat with Cummins Engines – OEM DEF Head Unit
What is it?
The Doosan Bobcat Cummins DEF Head Unit is a precision emissions control module installed in Doosan Bobcat equipment powered by Cummins ISB or B6.7 engines. This module controls the accurate injection of Diesel Exhaust Fluid (DEF) into the exhaust system to reduce nitrogen oxide (NOx) emissions. Equipped with built-in sensors for fluid level, temperature, and pressure, it ensures accurate dosing and SCR system reliability.
Why choose the Doosan Bobcat Cummins DEF Head Unit?
Engineered specifically for Doosan Bobcat chassis-integrated with Cummins engines, this OEM-grade unit plugs in seamlessly and aligns with factory ECM calibration. It minimizes the risk of SCR fault codes, engine derates, and dosing inconsistencies that can result from generic parts. Built tough to endure off-road and jobsite environments, this DEF Head Unit ensures reliable emissions control under rugged conditions.
Key Benefits
✅ Direct-fit design for Doosan Bobcat machinery using Cummins ISB or B6.7 engines
✅ Precise DEF injection control to meet emissions standards
✅ Integrated sensors log and monitor fluid level, temperature, and pressure continuously
✅ Built to resist DEF crystallization, vibration, dust, and thermal stress
✅ Helps prevent SCR diagnostic errors, limp-mode operation, and emissions failures
Applications
Ideal for Doosan Bobcat loaders, skid steers, compact tractors, and utility machines equipped with Cummins ISB or B6.7 engines. This DEF Head Unit supports emissions system accuracy and operational compliance across stop-and-go jobsite duty cycles.
Installation Notes
Before installation, depressurize the DEF system and shut off power. Clean the DEF tank and fluid lines thoroughly to remove residue or crystallization. Install the DEF Head Unit using OEM-compatible fittings and ensure sensors and electrical connectors are fully engaged. After fitting, clear any stored fault codes and validate DEF dosing and monitoring via diagnostic scan tool.
Final Thoughts
If your Doosan Bobcat machine is experiencing DEF system warnings, SCR derates, or inconsistent dosing, this Cummins-compatible DEF Head Unit is the OEM solution you need. Designed for durability, emissions precision, and plug-and-play integration, it restores proper DEF function and system reliability. Available now from Tamerx—trusted parts for heavy-duty performance.