Description
The Danfoss Series 45 family of pumps is a high-performing and flexible solution for new machine applications that require variable-displacement, open-circuit flow in the medium-pressure range (up to 310 bar). With a complete range of displacements, control options, and mounting configurations, the modular Series 45 design helps reduce your time to market while delivering a more competitive and reliable product for your customers.
Tech Specs
| Frame | Displacement cm³ [in³] |
Continuous pressure bar [psi] |
Continuous speed rpm |
Theoretical flow l/min [US gal/min] |
Mounting flanges |
|---|---|---|---|---|---|
| K2 | 25 [1.53] | 260 [3,771] | 3,450 | 86.3 [22.8] | SAE B |
| 30 [1.83] | 260 [3,771] | 3,200 | 96.0 [25.4] | SAE B | |
| 38 [2.32] | 260 [3,771] | 2,900 | 110.2 [29.1] | SAE B | |
| 40 [2.44] | 260 [3,771] | 3,100 | 124.0 [32.8] | SAE B | |
| 45 [2.75] | 260 [3,771] | 2,900 | 130.5 [34.5] | SAE B | |
| J | 45 [2.75] | 310 [4,495] | 2,800 | 126.0 [33.3] | SAE B, C |
| 51 [3.11] | 310 [4,495] | 2,700 | 137.7 [36.4] | SAE B, C | |
| 60 [3.66] | 310 [4,495] | 2,600 | 156.0 [41.2] | SAE B, C | |
| F | 65 [3.97] | 260 [3,770] | 2,500 | 162.6 [42.9] | SAE B, C |
| 75 [4.58] | 260 [3,770] | 2,400 | 180.0 [47.5] | SAE B, C | |
| 74 [4.52] | 310 [4,495] | 2,400 | 177.6 [46.9] | SAE C | |
| 90 [5.49] | 260 [3,770] | 2,200 | 198.0 [52.3] | SAE C | |
| E | 100 [6.10] | 310 [4,495] | 2,450 | 245.0 [64.7] | SAE C |
| 130 [7.93] | 310 [4,495] | 2,200 | 286.0 [75.5] | SAE C | |
| 147 [8.97] | 260 [3,770] | 2,100 | 308.7 [81.5] | SAE C |
- Broad control options, including fan drive (FDC) and electronic torque limiting (ETL)
- Smallest 45 cm³ [2.75 in³] package size on the market
- Highly responsive and stable performance
- Robust, proven designs with a long service life
- Environmentally friendly, lead-free options
- Extensive mounting flange, shaft and porting options
Danfoss mobile open-circuit piston pumps are designed for a wide variety of applications. Below are examples of where this product is commonly used:
Agriculture
- Harvesters
- Sprayers
Construction
- Motor graders
- Backhoe and wheel loaders
Material handling
- Reach stackers and container handlers
- Telehandlers
Specialty
- Forestry forwarders and harvesters
- Screeners and crushers

