HAWK NLT2525I
Code: 1797

Product detailed description
HAWK NLT2525I high-pressure pump
The NLT2525I is a triplex plunger pump from the NLTI series for professional pressure washers and misting systems. Its 50 Hz operating point is 25 L/min at 1450 rpm, with a maximum pressure of 250 bar.
Technical data by operating speed
| Parameter | 50 Hz | 60 Hz |
|---|---|---|
| Flow rate | 25 L/min | 30 L/min |
| Pump speed | 1450 rpm | 1740 rpm |
| Maximum pressure | 250 bar | 250 bar |
Performance values follow the linked HAWK technical sheet. The 50/60 Hz columns refer to the stated pump speeds.
Power rating: HAWK’s online table gives 11.9/14.3 kW at 50/60 Hz; its technical sheet gives 11.8/14.2 kW. Confirm the rating for the supplied pump before sizing the drive.
- Maximum water temperature: 65 °C
- Inlet: G 1/2"; outlet: G 3/8"
- Weight: 15.2 kg
- Oil capacity: 1.2 L; SAE 10W40
Shaft versions and ordering codes
- Left-hand shaft: NLT2525IL — 1.099-073.0
- Right-hand shaft: NLT2525IR — 1.099-074.0
Confirm the complete model code, shaft direction and installation dimensions before ordering. Send the existing pump’s nameplate details if you need help identifying the required version.
Official documentation
HAWK technical sheet (PDF) · Official series data · Compare HAWK pumps

Additional parameters
| Category: | PUMPS |
|---|---|
| Flow rate: | 25 L/min |
| Pressure Max: | 250 bar |
| RPM (50 / 60 Hz): | 1450 / 1740 rpm |
| Max. water temperature: | 65 °C |
HAWK: high-pressure pump technology
HAWK specialises in high-pressure plunger pumps for professional cleaning and industrial water systems. Manufactured by Leuco in Italy, the brand covers a wide range of duties, from compact pressure washers to vehicle washing installations and demanding industrial cleaning equipment.
Product range and applications
The HAWK range includes pumps for pressure washing, car washes, municipal cleaning, misting and firefighting. Dedicated configurations also serve food processing, reverse osmosis and chemical applications. These uses require different materials and operating conditions, so suitability depends on the specific pump series.
- High-pressure pumps for professional pressure washers and industrial cleaning.
- Car wash configurations for self-service bays and automatic washing systems.
- Compact misting pumps and higher-flow pumps for mobile equipment.
- Accessories and service components for pump installation and maintenance.
Choosing a HAWK pump
Match flow rate, operating pressure, shaft arrangement and rotational speed to the drive and cleaning system. Inlet temperature, water quality and seal compatibility are equally important when selecting a replacement or designing a new installation.
Compare models in our HAWK high-pressure pumps category. For servicing, identify the complete model designation before selecting a repair kit.

