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Overview of double-acting hydraulic hand pumps with tanks and separate operating lever
Overview of double-acting hydraulic hand pumps with tanks and separate operating lever

Double-Acting Hydraulic Hand Pump with 1L, 3L or 5L Tank – G3/8 BSP

SKU :  SPH390239
Configuration
Size
€85,99
€71,07 excl. VAT
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2-year warranty Warranty information
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Description

This double-acting hydraulic hand pump with tank operates a suitable cylinder manually in both directions, without an electric or engine drive. Choose 12 cc, 25 cc or 45 cc, each with a 1, 3 or 5 litre oil reservoir. It is intended for intermittent or emergency operation.

DOUBLE-ACTING • 12 / 25 / 45 CC • G3/8 BSP

Pump displacement and reservoir capacity are separate choices. Match the cc value to required oil displacement and pressure, and tank capacity to the usable oil volume your installation needs.

Compare the three models

12 cc

Maximum working pressure: 380 bar
Optimal pressure: 220 bar

25 cc

Maximum working pressure: 350 bar
Optimal pressure: 120 bar

45 cc

Maximum working pressure: 280 bar
Optimal pressure: 80 bar

A larger cc value provides a greater stated oil displacement, but this series also has a lower maximum working pressure as displacement increases. Check the pressure ratings of the cylinder, hoses and other components before choosing.

Choose your tank: 1, 3 or 5 litres

Each pump is available with all three tank sizes. Use the part numbers below to select the correct combination at the top of the page.

Pump displacement tank 1 l tank 3 l tank 5 l
12 cc SPH390239 SPH390240 SPH390241
25 cc SPH390242 SPH390243 SPH390244
45 cc SPH390245 SPH390246 SPH390247

Compare the oil required over the full cylinder stroke with usable tank capacity and the specified oil level. Nominal capacity is not automatically fully available to supply the cylinder. Check installation space too.

Operation and applications

This pump is intended for manual operation of a double-acting hydraulic cylinder. The directional control determines which cylinder chamber receives oil and allows oil from the other chamber to return. Check the pressure protection required by your complete system.

The hydraulic diagram in these product images is shown without a pressure relief valve. Check the pressure protection required by your complete installation.

Technical specifications

Operation For double-acting hydraulic cylinders
Pump displacement 12 cc, 25 cc, 45 cc
Tank capacity 1 l, 3 l, 5 l
Maximum working pressure 12 cc: 380 bar · 25 cc: 350 bar · 45 cc: 280 bar
Pressure ports 2 × G3/8 BSP
Thread designation on tank drawing G1/4; see its position in the drawing
Body Cast iron
Pump rod Lapped and chrome-plated steel
Lever Steel with plastic grip
Lever dimensions 545 mm according to drawing

Pressure values from the technical drawing

The metric and imperial values below are copied directly from the drawing. Maximum and optimal pressures are separate stated values.

cc Pump displacement Maximum working pressure Optimal pressure
12 cc 12 cm³ / 0.7 in³ 380 bar / 5500 psi 220 bar / 3200 psi
25 cc 25 cm³ / 1.5 in³ 350 bar / 5100 psi 120 bar / 1700 psi
45 cc 45 cm³ / 2.7 in³ 280 bar / 4100 psi 80 bar / 1200 psi

Oil reservoir and installation

You receive the double-acting hand pump with the selected oil tank and operating lever. Check the relevant drawing for tank shape, fixing points and lever clearance. The lever length in the drawing is 545 mm.

The pump has a cast-iron body, a lapped and chrome-plated steel pump rod and a steel lever with a plastic grip. Allow sufficient clearance for lever movement and connections.

See our double-acting hydraulic hand pumps for other models. If your cylinder only needs hydraulic power in one direction and returns under load or spring force, compare our single-acting hydraulic hand pumps.

Frequently asked questions

Which pump and tank combination should I choose?

Choose displacement according to oil delivery and pressure requirements. Then select tank capacity according to usable oil volume and installation space. A larger tank does not increase maximum pump pressure.

What does double-acting mean here?

This pump is intended for manual operation of a double-acting hydraulic cylinder. The directional control determines which cylinder chamber receives oil and allows oil from the other chamber to return. Check the pressure protection required by your complete system.

Which connections does the pump have?

The two pressure connections are G3/8 BSP. G1/4 is indicated on the tank drawing; check its position. Compare threads and sealing before connection.

Are the tank and operating lever included?

This group comprises the double-acting hand pump with the chosen 1, 3 or 5 litre tank and steel operating lever. A hydraulic cylinder and hydraulic hoses are not included.

Choose the pump that suits your system

Select the required cc value and tank capacity at the top of the page. Unsure about pressure, oil capacity or connections? Contact Spare Parts Holland for help choosing.

Overview of double-acting hydraulic hand pumps with tanks and separate operating lever

Double-Acting Hydraulic Hand Pump with 1L, 3L or 5L Tank – G3/8 BSP

Double Acting / 12cc 1 Lt Tank
€85,99
€71,07 excl. VAT

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