Stanley Hydraulics Dual Hydraulic Power Unit (Two 5 to 8 GPM Circuits) - HP28B02
The HP28 (TWIN8) twin circuit hydraulic power unit offers a revolutionary design capable of operating two tools at 8 gpm simultaneously. For the first time running two hydraulic tools at full 8 gpm capacity is a reality, increasing productivity and versatility like never before. Experience how the HP28 will change the way hydraulic tools are used and JOIN THE REVOLUTION! Each of the two circuits is optimized to deliver ideal flows and pressures to both Type 1 and Type 2 hydraulic tools.
Manual
Download the HP28 Power Unit Spec Sheet!
What Our Experts Think
The Stanley HP28B02 Dual Hydraulic Power Unit is a high-performance solution for powering hydraulic tools in demanding field conditions. Designed for efficiency, reliability, and versatility, it delivers two independent 5–8 GPM circuits, making it ideal for operating multiple tools simultaneously.
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Dual Circuit Design – Powers two tools at once, increasing productivity on-site.
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Adjustable Flow (5–8 GPM) – Ensures compatibility with a wide range of hydraulic tools.
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Fuel-Efficient Gasoline Engine – Optimized for long runtime and reduced operating costs.
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Rugged & Portable – Built for durability in harsh job site environments.
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Air-Cooled System – Maintains optimal performance, preventing overheating.
Q&A
Q: What is the Stanley HP28B02 Dual Hydraulic Power Unit?
A: The HP28B02 is a heavy-duty hydraulic power unit providing two independent 5-8 GPM circuits for operating hydraulic tools.
Q: What type of engine does it have?
A: It features a powerful gasoline engine for reliable and consistent hydraulic power output.
Q: What makes this unit ideal for job sites?
A: Its dual circuits allow simultaneous operation of two tools, increasing efficiency for construction, utility, and marine applications.
Q: Is it portable?
A: Yes, it has a compact, skid-mounted design with lifting points for easy transport and deployment.
Q: What applications is this power unit used for?
A: It is commonly used in construction, underwater operations, roadwork, and industrial maintenance where hydraulic tools are needed.
Maintenance Tips
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Fluid Level & Quality – Use recommended hydraulic oil; check for contamination or low levels.
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Filter Inspection – Clean/replace filters regularly to maintain efficiency.
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Hose & Fitting Checks – Inspect for leaks, cracks, or wear before each use.
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Engine & Cooling System – Keep radiator and air intakes free of debris; check coolant levels.
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Battery & Electrical – Ensure battery terminals are clean and connections are secure.
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Startup & Shutdown – Follow proper procedures to prevent pressure spikes.
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Storage & Environment – Store in a dry, temperature-controlled area when not in use.
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Follow Service Intervals – Adhere to Stanley’s maintenance schedule for longevity.
