- Diesel exhaust fluid (DEF) hand drum pumps are used specifically with DEF to maintain purity when filling the reservoir of a diesel engine's Selective Catalytic Reduction (SCR) system. These pumps are certified to ISO standards that regulate the handling, transportation, and storage of DEF. They are used for dispensing and transferring small volumes of DEF when servicing late model trucks and SUVs as well as SCR-based stationary industrial systems that operate on diesel fuel.
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order.