The Clean Oil
Solutions
HDU Fine Filter
3 Micron Offline Fine Filtration
Fine Filters are available in a wide variety of sizes, flow rates, and options to match the application.
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![HDU Filter Shot 1](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/HDU-Filter-Shot-1.png?lossy=1&strip=1&webp=1)
![HDU Filter Shot 1](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/HDU-Filter-Shot-1.png?lossy=1&strip=1&webp=1)
HDU Fine Filter
3 Micron Offline Fine Filtration
Fine Filters are available in a wide variety of sizes, flow rates, and options to match the application.
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Varnish Remover VRU](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Varnish-Remover-VRU.png?lossy=1&strip=1&webp=1)
![Varnish Remover VRU](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Varnish-Remover-VRU.png?lossy=1&strip=1&webp=1)
VRU Varnish
Removal Unit
Eliminate and Prevent Varnish
True removal of varnish from the oil as well as the internal surfaces of the oil system.
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
Desorber
Simple and Effective Water Removal
Highly efficient at removing water from oil, regardless if it is free, emulsified, or dissolved water in the oil.
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Desorber (1)](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Desorber-1.png?lossy=1&strip=1&webp=1)
![Desorber (1)](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Desorber-1.png?lossy=1&strip=1&webp=1)
![Desorber (1)](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Desorber-1.png?lossy=1&strip=1&webp=1)
![Desorber (1)](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Desorber-1.png?lossy=1&strip=1&webp=1)
![Desorber (1)](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Desorber-1.png?lossy=1&strip=1&webp=1)
![Desorber (1)](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Desorber-1.png?lossy=1&strip=1&webp=1)
Desorber
Simple and Effective Water Removal
Highly efficient at removing water from oil, regardless if it is free, emulsified, or dissolved water in the oil.
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![MFU](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/MFU.png?lossy=1&strip=1&webp=1)
![MFU](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/MFU.png?lossy=1&strip=1&webp=1)
MFU Mobile
Flushing Unit
Oil Filtration For Mobile Equipment
Used for flushing of gearboxes in rough environments, especially within the mining sector, such as truck shops, service sites etc.
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
Specialty Units
For Unique Applications
PTU Filter Separators, HTO Thermal Oil Filters, HPS High Pressure Filters, LO Marine Lube Oil Filters
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![HDU](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/05/HDU.jpeg?lossy=1&strip=1&webp=1)
![HDU](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/05/HDU.jpeg?lossy=1&strip=1&webp=1)
![HDU](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/05/HDU.jpeg?lossy=1&strip=1&webp=1)
![HDU](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/05/HDU.jpeg?lossy=1&strip=1&webp=1)
![HDU](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/05/HDU.jpeg?lossy=1&strip=1&webp=1)
![HDU](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/05/HDU.jpeg?lossy=1&strip=1&webp=1)
Specialty Units
For Unique Applications
PTU Filter Separators, HTO Thermal Oil Filters, HPS High Pressure Filters, LO Marine Lube Oil Filters
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Fine Filter Cutout](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Fine-Filter-Cutout.png?lossy=1&strip=1&webp=1)
![Fine Filter Cutout](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Fine-Filter-Cutout.png?lossy=1&strip=1&webp=1)
Spares
Filter inserts, accessories and spare parts
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)
![Klassen Icon Black (1) Klassen Icon Logo](https://b2574188.smushcdn.com/2574188/wp-content/uploads/2022/03/Klassen-Icon-Black-1.png?lossy=1&strip=1&webp=1)