Series 90 Technical Parameters
Why Choose a Danfoss Series 90 Pump?
High Power Density
A compact axial piston architecture provides high hydraulic power capability in mobile equipment where installation space and weight are important.
Variable Displacement
The tiltable swashplate allows displacement to be varied, helping match hydraulic output to changing machine load requirements.
High Pressure Capability
Series 90 specifications provide up to 450 bar maximum working pressure for demanding closed-circuit hydraulic applications.
Integrated Charge Pump
The integrated charge pump supports system replenishing and cooling oil flow as well as control fluid supply.
Flexible Controls
Depending on configuration, Series 90 pumps can be equipped with different control concepts and electrical or hydraulic control options.
Auxiliary Drive Options
Auxiliary mounting pads can be configured for additional hydraulic pumps used in complementary hydraulic circuits.
Danfoss highlights high power density, compact/lightweight construction, flexible control options, integrated charge pump functionality and auxiliary mounting options among the Series 90 features. :contentReference[oaicite:3]{index=3}
Industries & Equipment Powered by Series 90
Construction
Asphalt pavers, rollers, trenchers, specialized construction machines and other mobile equipment requiring high hydraulic power.
Agriculture
Harvesters, combines, windrowers and other agricultural machinery using closed-circuit hydrostatic drive systems.
Forestry
Forestry machinery and specialized mobile equipment where compact hydraulic power transmission and controllability are required.
Mining
Mining equipment and heavy-duty machines operating under demanding load and environmental conditions.
Material Handling
Mobile material handling equipment requiring responsive hydrostatic transmission and efficient hydraulic power management.
Specialty Equipment
Customized mobile machines and specialty hydraulic equipment requiring configurable controls and auxiliary hydraulic functions.
What Should Buyers Check Before Ordering?
Select the correct frame size according to required flow, speed and machine power.
Confirm whether the application requires MDC, EDC, HDC, FNRO or another specified control configuration.
Confirm clockwise or counter-clockwise rotation and verify the complete model code before purchasing.
Check shaft spline, mounting flange, auxiliary pad and connection requirements.
Danfoss Series 90 Piston Pump FAQ
What type of pump is the Danfoss Series 90?
The Danfoss Series 90 is a variable displacement axial piston pump designed primarily for closed-circuit hydraulic applications.
What displacements are available for Series 90 piston pumps?
Danfoss lists 55, 75, 100, 130, 180 and 250 cc/rev frame sizes in its current Series 90 piston pump overview. Some technical/service documentation also identifies a 42 cc/rev frame, so the exact availability should be confirmed against the required market and model code. :contentReference[oaicite:4]{index=4}
What is the maximum working pressure of a Series 90 pump?
The current Danfoss Series 90 overview specifies a maximum working pressure of 450 bar for the listed 055 through 250 frame sizes. Actual operating limits depend on configuration and application conditions. :contentReference[oaicite:5]{index=5}
Does the Series 90 have an integrated charge pump?
Yes. The Series 90 design includes an integral charge pump for system replenishing and cooling oil flow and control fluid flow. Different configurations can use different charge pump sizes. :contentReference[oaicite:6]{index=6}
What control options are available?
Depending on the configuration, Series 90 pumps can be supplied with different control options, including MDC, EDC, HDC and FNRO configurations. Buyers should confirm the required control type from the complete model code. :contentReference[oaicite:7]{index=7}
What machines commonly use Danfoss Series 90 pumps?
Typical applications include construction equipment, agricultural machinery, material handling equipment, forestry machines, turf care equipment, mining equipment and specialty mobile machines. :contentReference[oaicite:8]{index=8}
Can a Series 90 pump be equipped with an auxiliary hydraulic pump?
Yes. Danfoss provides a range of auxiliary mounting pad options designed to accept auxiliary hydraulic pumps for complementary hydraulic systems. :contentReference[oaicite:9]{index=9}
How should I select a replacement Series 90 pump?
Check the complete model code, displacement, rotation, control type, shaft, mounting configuration, auxiliary pad, charge pump and pressure settings. For accurate replacement, matching the complete nameplate information is recommended rather than selecting only by displacement.
Frame Sizes
What Buyers Search For
Maintenance Focus
Clean hydraulic oil, correct filtration, proper charge pressure, suitable operating speed and regular inspection are important for maintaining reliable Series 90 pump performance.
Request by Full Model Code
When sourcing a replacement Danfoss Series 90 piston pump, providing the complete model code helps suppliers verify displacement, rotation, control, shaft, mounting, charge pump and pressure configuration.
A Proven Choice for High-Demand Mobile Hydraulics
The Danfoss Series 90 piston pump combines variable displacement technology, high pressure capability, compact construction, integrated charge pump functionality and configurable controls in a proven closed-circuit hydraulic platform. For overseas B2B buyers sourcing a Danfoss hydraulic pump for construction, agricultural, forestry, mining or material handling equipment, the Series 90 provides a broad range of displacement and configuration options to match demanding hydraulic power requirements.
