The Enerpac EGM8218 is a compact, dependable two-speed gas hydraulic pump specifically designed for powering single-acting hydraulic cylinders in remote or heavy-duty environments. Its gas-driven motor ensures strong performance anywhere independent power is required.
Reliable Gas-Powered Pump for Single-Acting Cylinders
With Enerpac’s two-speed internal pump design, operators benefit from fast cylinder advance at low pressure and smooth, controllable high-pressure operation up to 10,000 psi.
Two-speed hydraulic system for quicker cycle times
Gas-powered for full mobility—no electricity needed
Optimized for single-acting cylinders
Protective roll-cage frame for jobsite durability
High-efficiency hydraulics deliver consistent pressure
Built for rugged industrial use
Compact footprint for easy transport
Maximum Operating Pressure 10,000 psi
Pressure Rating 1st Stage 3700 psi
Pressure Rating 2nd Stage 10,000 psi
Cylinder Compatibility Single-acting
Reservoir Capacity 4,158 in³
Usable Oil Capacity 18 gal
Maximum Flow at Rated Pressure 1.5 gal/min
Output Flow Rate 1st Stage 3.4 gal/min
Output Flow Rate 2nd Stage 1.5 gal/min
Output Flow Rate 1st Stage 785.4 in³/min
Output Flow Rate 2nd Stage 346.5 in³/min
Motor Size 32.2 ft/lbs
Valve Function Advance / Retract
Valve Operation Manual
Valve Type 3-way, 2-position
Power Source Gasoline
Sound Level 94 dBa
Weight 890 lbs
| Specification | Details |
|---|---|
| Pump Type | Two-Speed Gas Hydraulic Pump |
| Primary Use | Single-acting cylinders |
| Max Operating Pressure | 10,000 psi (700 bar) |
| Hydraulic Flow | High flow (low pressure) / precision flow (high pressure) |
| Engine Type | Gas-powered engine (Enerpac/Honda spec depending on model batch) |
| Reservoir Capacity | Typically 1–2 gallons (varies slightly by production run) |
| Frame | Heavy-duty protective roll cage |
| Porting | 3/8″ NPTF or Enerpac standard high-pressure port |
General lifting & maintenance
Construction and steel erection
Industrial service work
Remote-location hydraulic operations
Cylinder testing or repair crews
Pullers, small presses, cutters (single-acting)
Portable full-power hydraulic solution
Faster tool operation thanks to two-speed performance
Rugged design withstands outdoor and industrial environments
Ideal for technicians who frequently move jobsite to jobsite
Easy-to-maintain Enerpac power unit
Enerpac single-acting cylinders
Hydraulic spreaders
Pullers and cutters
Lifting beams and jacking systems
Small presses and maintenance tools
Hydraulic hand pumps are used to manually generate hydraulic pressure to operate cylinders, jacks, and other hydraulic tools.
The pump size depends on cylinder capacity, stroke length, and oil volume requirements.
Gas Hydraulic Pumps are designed for continuous-duty operation within rated pressure and flow limits when properly maintained.
Two-speed pumps provide faster cylinder extension under low load, then switch to high-pressure output under load.
