Single-Acting Hydraulic Hand Pumps
Hydrath single-acting manual hydraulic hand pumps are built for reliable pressure hold, simple plumbing, and portable operation. They suit compact machinery, workholding fixtures, and service tooling where manual control and dependable sealing are crucial.
- Pressure: up to 350 bar
- Actuation: single-acting (fluid delivered in one stroke direction)
- Mounting: cartridge/in-line manifold, wall/remote-mounted, tank-mounted
- Displacement (per stroke): 2–70 cc (~0.12–4.27 CID) depending on model family
- Common single-acting ranges: 6–20 cc (~0.37–1.22 CID) or 1.5–2.7 CID depending on product series
Contact us for selection support, drawings, and datasheets.
Manual Hydraulic Hand Pump Operation






Single-Acting Hydraulic Hand Pumps Types
Cartridge / In-Line Single Acting Hydraulic Hand Pumps

- cc/stroke: 2 / 7 / 9 cc
- Suit for: integrated workholding and compact systems where space and clean plumbing matter
Wall / Remote-Mounted Single Acting Hydraulic Hand Pumps
- cc/stroke: 20 / 40 / 70 cc
- Notes: higher cc variants accelerate approach/fill; pressure capability aligned to ≤350 bar use cases
- Suit for: mobile systems, stabilizers, tilt functions, and field service away from the reservoir
Tank-Mounted Single-Acting Hydraulic Hand Pumps
- cc/stroke: 6 / 12 / 25 / 45 cc
- Notes: clean plumbing, reduced leak points, and compact integration with welded steel reservoirs
- Suit for: bench-top presses, compact jigs, and small machinery requiring single-acting control
Core Feature
- Low-leakage check-valve design for stable pressure hold
- Optional two-speed (low-pressure high-flow, high-pressure low-flow)
- Adjustable relief valve and manual release/lowering valve for safety and controlled return
- Gauge port and common 3/8″ NPT/NPTF working ports
- Materials: cast/ductile iron bodies; stainless/aluminum variants available for corrosion/weight requirements
- Seal options: NBR (standard), FKM/Viton (temperature/chemicals), PU (wear resistance)
Application
Hydraulic Power Packs Applications
Agriculture & livestock
- Lifting
- Feeding
- Rural automation systems
Meet Us on The Trade Show
Hydrath attends exhibitions worldwide every year:
Hannover Messe
PTC ASIA
Bauma CHINA
You are welcome to book a visit to our exhibitions.
Single-Acting Hydraulic Hand Pump FAQ
What differentiates single-acting from double-acting hand pumps?
Single-acting pumps deliver fluid in one stroke direction and rely on load or external return for retraction.
Double-acting pumps deliver fluid on both strokes, enabling faster operation and improved ergonomics.
Double-acting pumps deliver fluid on both strokes, enabling faster operation and improved ergonomics.
How do I choose displacement for my single-acting application?
Estimate system volume and desired cycle speed.
Higher cc reduces total strokes but may align with specific pressure capabilities by mounting family.
We can help balance speed vs pressure for your target load.
Higher cc reduces total strokes but may align with specific pressure capabilities by mounting family.
We can help balance speed vs pressure for your target load.
Can Hydrath single-acting pumps be integrated into manifolds?
Yes. Cartridge/in-line options are designed for manifold integration and compact OEM builds.
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