DEFInjector

DEF Injector for MAN D20 & D26 — Direct-Fit SCR Replacement

Direct replacement for MAN D20 and D26 commercial vehicle engines. Metri-Pack connector, ±2% flow calibration, compatible with MAN SCR aftertreatment systems.

Technical Specifications

ParameterSpecification
ApplicationMAN D20, D26, D38
OEM Cross-Reference51.15401-0008 (D20/D26), 51.15401-0009 (D38)
DEFinjector Part NumberDFI-MAN-001 (D20/D26), DFI-MAN-002 (D38)
Flow Rate (nominal)12 L/h (D20/D26), 18 L/h (D38)
Flow Accuracy±2%
Supply Voltage24V DC
Connector TypeMetri-Pack 150 2-pin
Operating Temperature-40°C to +175°C
Enclosure RatingIP67
Warranty24 months / 200,000 km

Compatibility

EngineVehicle Applications
MAN D20MAN TGX, TGS (medium-duty configurations)
MAN D26MAN TGX, TGS, TGM (heavy-duty configurations)
MAN D38MAN TGX (heavy haul, maximum power configurations)

Related Resources

DEF Injector Part Number Cross-Reference

Cross-references to MAN part numbers 51.15401-0008 and 51.15401-0009 — verify compatibility for D38 heavy-haul configurations in our cross-reference guide.

DEF Injector Failure Symptoms & Diagnosis

European MAN D20/D26 engines face the same failure patterns — review common DEF injector failure symptoms including AdBlue crystallization and DTC codes.

Emission Standards: Euro VI vs. EPA Tier 4

MAN engines certified to Euro VI have specific import requirements — see our Euro VI vs. EPA Tier 4 compliance guide for documentation.

Quality Assurance & Testing Standards

24V Metri-Pack connectors and IP67 sealing verified during DEF injector quality assurance testing before every shipment.

Request a Quote — MAN D26 DEF Injectors

Supplying MAN fleet operators across Europe and the Middle East: request a quote for MAN D26 DEF injectors with CIF delivery to European ports.