• A4VSO180DFE1/30R-PPB25N00 Axial Piston Variable Pump Product Description

• The A4VSO180DFE1/30R-PPB25N00 axial piston variable pump, a premium member of the A4VSO series, is specifically engineered to meet the high-power, high-reliability demands of heavy-duty hydraulic systems. Boasting advanced variable displacement technology, this pump provides precise, on-demand regulation of flow and pressure, ensuring optimal energy utilization by delivering only the power required for real-time operational needs, thus reducing unnecessary power consumption and operational costs.
• Constructed with high-strength, wear-resistant alloy components and precision-machined internal structures, the A4VSO180DFE1 pump excels in extreme working environments, including continuous high-pressure operation, heavy load cycling, and harsh temperature variations. Its optimized internal flow path minimizes hydraulic resistance and operational noise, while the robust sealing design prevents fluid leakage and contamination, significantly extending the pump’s service life and reducing maintenance frequency.
• Equipped with the integrated PPB25N00 control module, this pump achieves smooth, responsive load adaptation, eliminating abrupt pressure fluctuations that can damage downstream machinery components. This precise control capability not only enhances the overall stability and responsiveness of the hydraulic system but also lowers the risk of unplanned downtime, making it a reliable core component for critical equipment operations.
• With its compact and modular design, the A4VSO180 series pump offers flexible installation options, seamlessly integrating into a wide range of heavy machinery and industrial systems—from mining excavators and construction cranes to metallurgical rolling mills and industrial hydraulic presses. Whether for new system deployment or old pump replacement, this axial piston variable pump delivers consistent, high-performance output that meets the rigorous standards of heavy-industry applications.
• Key Advantages

• Precision variable displacement control for maximum energy efficiency and load matching

• Heavy-duty construction with wear-resistant components for long-term durability in harsh conditions

• Low-noise & low-resistance operation for improved working environment and system efficiency

• Modular compact design for flexible installation and easy system integration

• Stable pressure regulation to minimize downtime and protect downstream equipment

Nominal size				A4VSO71	A4VSO125	A4VSO180	A4VSO250
Nominal pressure		p N	bar	350	350	350	350
Maximum pressure		pmax	bar	450	450	450	450
Displacement		Vg max	cm³	71	125	180	250
Speed	Max. speed	n max	rpm	2200	1800	1800	1500
Flow	at n max	q V max	l/min	156	225	324	375
Power	Δ p = 350 bar	P max	kW	91	131	189	219
Torque	Δ p = 350 bar	Tmax	Nm	395	696	1002	1391
Weight (approx.)		m	kg	53	88	102	184
Nominal size				A4VSO355	A4VSO500	A4VSO750	A4VSO1000
Nominal pressure		p N	bar	350	350	350	350
Maximum pressure		pmax	bar	450	450	450	450
Displacement		Vg max	cm³	355	500	750	1000
Speed	Max. speed	n max	rpm	1500	1320		1000
Flow	at n max	q V max	l/min	533	660		1000
Power	Δ p = 350 bar	P max	kW	311	385	525	583
Torque	Δ p = 350 bar	Tmax	Nm	1976	2783	4174	5565
Weight (approx.)		m	kg	207	320	460	605