At Oilgear, our axial piston pump line was developed to
achieve one primary goal:
To provide our customers with a low cost of ownership.
Our superior products are designed to last longer and consume less energy
than our competitors' products, making Oilgear the industry leader. We
provide the most durable pump and control systems to produce the fastest
response times.
Axial piston and check valve pumps are able to compress the fluid, which is
then delivered under pressure. This type of pump is able to take a pressure
of 650 bars for great volumetric returns of 98%.
Oilgear's pumps, both Variable and Fixed displacement, have earned the
reputation of being the "Rolls Royce" on the market, especially for the
needs of the the heavy-duty applications.
Hydraulic system performance has always been linked closely to the quality
and cleanliness of the fluids being used. Oilgear's advanced hydrodynamic
bearing design was created for use with environmentally-friendly fluids,
such as water or water glycol. This technology was engineered to produce
industry-leading efficiencies as new challenges occur..
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Variable Hydraulic Pumps
Our range of Variable Displacement Pumps are some of
the most reliable on the hydraulic market. We offer a wide range of
displacement ranges, pressure ratings, speed ratings, and types of mounting
configurations to meet your needs.
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PVM Pumps - "Super Hero"
Axial Piston Pump
10 Displacements |
| Maximum Pressure: |
4250 psi / 300 bar |
| Displacement: |
0.66 to 7.94 in^3 / rev.
11-130 cm3 |
| Rated RPM: |
3600 rpm |
| Mounting Configuration: |
SAE "A", "B" & "C"
2 & 4 Bolt Flange Mount |
Virtually indestructible, PVM open loop, axial piston hydraulic pumps by
Oilgear offer advanced engineering and value at an affordable price.
Computer-optimized and with multiple controls available, PVM pumps deliver
high performance in a compact design.
Available in three frame sizes with multiple displacements, durable PVM
pumps feature Oilgear's advanced "hard-on-hard" rotating system that
provides a higher degree of contamination resistance, allows for higher
pressure operation, and increases the pump's lifecycle.
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PVWJ Pumps - "Smooth Operator"
Axial Piston Pump
10 Displacements |
| Maximum Pressure: |
5800 psi |
| Displacement: |
0.66 to 7.94 in^3 / rev. |
| Rated RPM: |
3000 rpm |
| Mounting Configuration: |
SAE "A", "B" & "C"
2 Bolt Flange Mount |
PVWJ open loop, axial piston hydraulic pumps by Oilgear are uniquely
designed for enhanced stability and less maintenance in low- to medium
horsepower applications. Incorporating static seals (o-rings), the PVWJ
family of pumps reduces control noise and features a more aesthetic design.
Available in three frame sizes and ten displacements, PVWJ pumps allow for
greater flexibility to selectively match pressure and capacity. And, with a
variety of optional controls, the PVWJ family of pumps provide easy field
interchangeability.
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PVWW / PFWW Pumps - "Versatile Performer"
Axial Piston Pump
7 Displacements |
| Maximum Pressure: |
3500 psi |
| Displacement: |
0.86 to 7.94 in^3 / rev. |
| Rated RPM: |
1800 rpm |
| Mounting Configuration: |
SAE "A", "B" & "C"
2 Bolt Flange Mount |
PVWW and PFWW Pump are THE pumps to use for medium applications using low
viscosity fluid. Our pumps provides the cooling fluid for the drilling
operation, the system pressure changes due to the diameter of the passage
they are drilling.
The PVWH and PFWW series of pumps has a three-way control and the most
reliable method of remote pressure control is by venting the load sense
control module. These Pumps have a speed capacity of 1800 rpm-electric motor.
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PVWC Pumps - "Tough Guy"
Axial Piston Pump
3 Displacements |
| Maximum Pressure: |
5000 psi |
| Displacement: |
0.66 to 1.35 in^3 / rev. |
| Rated RPM: |
3000 rpm |
| Mounting Configuration: |
SAE "A" & "B"
2 Bolt Flange Mount |
Rugged and tough, PVWC closed loop, hydrostatic axial piston hydraulic pumps
by Oilgear offer low horsepower for high-performance applications. Designed
around Oilgear's proven rotating group, the PVWC pump combines quiet
operation, high efficiency and competitive pricing in a compact design.
PVWC pumps feature a large line of controls with several types of
mechanical, hydraulic, and electrohydraulic servo valve controls which
permit easy field interchangeability. With three capacities per single frame
size, PVWC pumps allow users to select their required level of capacity and
pressure while providing maximum control rance and sensitivity.
Capable of operating with low-viscosity or other special fluids, and with
excellent contamination resistance properties, PVWC pumps feature a hardened
cylinder surface running on a hardened valve plate, and pistons that run on
a hardened swashblock surface.
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PVG Pumps - "Speed Demon"
Axial Piston Pump
5 Displacements |
| Maximum Pressure: |
5800 psi |
| Displacement: |
2.93 to 7.94 in^3 / rev. |
| Rated RPM: |
2700 rpm |
| Mounting Configuration: |
SAE "B" & "C"
2 & 4 Bolt Flange Mount |
PVG open loop, axial piston hydraulic pumps by Oilgear offer high-pressure
and superior performance in a compact design. PVG pumps provide an almost
instantaneous response to system commands through a high-response four-way
pilot-operated control - a first for this size and price of pump.
Available in multiple frame sizes and five displacements, high-performance
PVG pumps feature Oilgear's advanced "hard-on-hard" rotating system that
provides longer operational life, resistance to contamination, and allows
for operation with low-viscosity or other special fluids. And, its unique
hydrodynamic bearing support on the cylinder barrel contributes to the
pump's compact design.
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PVV Pumps - "The Champ"
Axial Piston Pump
4 Displacements |
| Maximum Pressure: |
7250 psi |
| Displacement: |
12.2 to 33.57 in^3 / rev. |
| Rated RPM: |
2200 rpm |
| Mounting Configuration: |
ISO & SAE
Flange Mount |
Designed for power and speed, PVV open loop, axial piston hydraulic pumps by
Oilgear deliver the punch that is required for large, heavy-duty systems.
Utilizing advanced engineering, the PVV pump line now delivers up to 560
horsepower - four times the horsepower at approximately one-third the cost
of previous models. Computer-optimized for maximum performance, PVV is
compact in design and available in three displacements.
PVV pumps offer a large selection of controls that are readily
interchangeable. With improved high-response controls and reduced noise
levels, the rugged cylinder design of the PVV pump enhances optimal
performance. The patented design of its pressure lubricated swashblock
offers high performance for high-cycling operations, and contributes to the
pump's ability to run on low-viscosity and other special fluids.
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Fixed Hydraulic Pumps
When you need a Fixed Displacement Pump, Oilgear is
there to help. Choose your displacement ranges, pressure ratings, speed
ratings, and types of mounting configurations. Oilgear's pumps are designed
to last longer, and consume less energy.
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PFBA Pump - "Compact Brawn"
Check Valve Pump
6 Displacements |
| Maximum Pressure: |
9000 psi |
| Displacement: |
0.136 to 0.835 in^3 / rev. |
| Rated RPM: |
1800 rpm |
| Mounting Configuration: |
Foot or Face Mount |
- Inlet and Delivery Check Valves are Positively Seated for High
Efficiency
- Hardened Steel Pistons Located in Stationary Cylinder Allow for
High-Speed Operation
- Integral Supercharge Pump
- Thru Drive Available
- Rugged, High Response, Lightweight Poppet Construction Assures Long
Life
- Multiple Deliveries
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PFBK Pump - "Brute Strength"
Check Valve Pump
4 Displacements |
| Maximum Pressure: |
15000 psi |
| Displacement: |
2.13 to 4.17 in^3 / rev. |
| Rated RPM: |
1800 rpm |
| Mounting Configuration: |
Foot or Face Mount |
- Inlet and Delivery Check Valves are Positively Seated for High
Efficiency
- Cartridge Construction Inlet and Delivery Valves Allow for Easy
Maintenance
- Hardened Steel Pistons Located in Stationary Cylinder Allow for
High-Speed Operation
- Optional Integral Supercharge Pump
- Hydrodynamic Thrust Bearing
- Rugged, High Response, Lightweight Poppet Construction Assures Long
Life
- Single or Double Discharge
- Multiple Deliveries
- Thru Drive Available
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PFCM Pump - "Robust Force"
Check Valve Pump
4 Displacements |
| Maximum Pressure: |
15000 psi |
| Displacement: |
4.26 to 8.34 in^3 / rev. |
| Rated RPM: |
1800 rpm |
| Mounting Configuration: |
Foot or Face Mount |
- Inlet and Delivery Check Valves are Positively Seated for High
Efficiency
- Cartridge Construction Inlet and Delivery Valves Allow for Easy
Maintenance
- Hardened Steel Pistons Located in Stationary Cylinder Allow for
High-Speed Operation
- Optional Integral Supercharge Pump
- Hydrodynamic Thrust Bearing
- Rugged, High Response, Lightweight Poppet Construction Assures Long
Life
- Single or Double Discharge
- Overload Sensing Device
- Multiple Deliveries
- Thru Drive Available
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PFCS Pump - "Dominant Force"
Check Valve Pump
2 Displacements |
| Maximum Pressure: |
7250 psi |
| Displacement: |
26.85 to 35.39 in^3 / rev. |
| Rated RPM: |
3600 rpm |
| Mounting Configuration: |
Foot or Face Mount |
- Inlet and Delivery Check Valves are Positively Seated for High
Efficiency
- Cartridge Construction Inlet and Delivery Valves Allow for Easy
Maintenance
- Hardened Steel Pistons Located in Stationary Cylinder Allow for
High-Speed Operation
- Optional Integral Supercharge Pump
- Hydrostatically Balanced Piston Shoe Design
- Double Sided Counterbalanced Swash block with Replaceable Thrust
Plates
- Multiple Deliveries
- Overload Sensing Device
- Thru Drive Available
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PFWH Pump - "The Invincible"
Axial Piston Pump
10 Displacements |
| Maximum Pressure: |
5800 psi |
| Displacement: |
0.66 to 7.94 in^3 / rev. |
| Rated RPM: |
3000 rpm |
| Mounting Configuration: |
SAE "A", "B" & "C"
2 Bolt Flange Mount |
There are a lot of good reasons to buy a PFWH Pump: 10 different sizes on
this product so that you can select the pump rated to precisely match your
design requirements, No need to buy a pump that is too big, too costly or
overrated for your applications.
By acquiring this pump, you’ll be able to improve the performance control.
Oilgear has been an industry leader in the use of infinite life sleeve
bearings that run on a wet film. Pressure lubrication to these bearings
assures smooth control performance with better compensating stability,
reliability and repeatability. A special hardening process is also applied
to the control bores, which means you can maximize the cycling capabilities
and double or triple the life expectancy of the control.
Moreover this pump is very quiet: less than 80 dBa at all pressure. But the
most important is that these pumps are manufactured by Oilgear, a world
class company well known for high quality products.
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PFWW
Axial Piston Pump
10 Displacements |
| Maximum Pressure: |
5800 psi |
| Displacement: |
0.66 to 7.94 in^3 / rev. |
| Rated RPM: |
3000 rpm |
| Mounting Configuration: |
SAE "A", "B" & "C"
2 Bolt Flange Mount |
PVWW and PFWW Pump are THE pumps to use for medium applications using low
viscosity fluid. Our pumps provides the cooling fluid for the drilling
operation, the system pressure changes due to the diameter of the passage
they are drilling.
The PVWH and PFWW series of pumps has a three-way control and the most
reliable method of remote pressure control is by venting the load sense
control module. These Pumps have a speed capacity of 1800 rpm-electric motor
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Hydraulic Valves - General Market, Specific Market and Custom
Engineered Valves
Oilgear offers a complete line of standard, as well as
special fuinction valves that are unmatched in performance, speeds,
pressures and flow range. We also provide custom design flexibility at
standard hydraulic valve prices.
- Sizes: 6mm to 450 mm (1/4" to 38")
- Pressures: up to 4,000 bar (60,000 psi)
- Flows: up to 100,000 lpm (26,420 gpm)
- Functions: from manual to servo & proportional
- Mountings: manifold, sub-plate, flange and pipe mountings
The cartridge valve concept is the modern approach to hydraulics and is
utilized in increasing numbers of installations, as hydraulic engineers
become aware of its design flexibility, excellent performance and
substantial savings.
Multiple valve sizes and functions are available for selection to exactly
meet your system's design requirements for flow, pressure and/or poppet
logic operation.
Olmsted Products Co., a division of the Oilgear Company
Valve lines include Prefill Valves, Check Valves, Directional and
Regenerative Valves, Accumulator Discharge Control Valves, Flow Control
Valves, Proportional and Servo Valves, Pressure Control Valves, Flow
Shut-off Valves, Cartridge Valves, Isolation Valves, Anti-Recoil Valves, and
Seven-valve Pressure/Flow Control Manifold Assemblies.
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Hydraulic Directional Controls Valves
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VE - Directional Control: with solenoid valve
| Size: |
06 |
| Max Flow (l/min): |
36-62 |
| Max Pressure (kg/cm2): |
345 |
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VDC - Directional Control: with solenoid valve
| Size: |
36 - 62 |
| Max Flow (l/min): |
5700 |
| Max Pressure (kg/cm2): |
345 |
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VD - Directional Control: high pressure
| Size: |
06 - 38 |
| Max Flow (l/min): |
500 |
| Max Pressure (kg/cm2): |
700 |
- sequence and with solenoid valve
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Prefill & Exhaust
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VPE, VSM, VSA
| Size: |
40 - 450 |
| Max Flow (l/min): |
100,000 |
| Max Pressure (kg/cm2): |
1000 |
- 2-way, 3-way, 4-way Prefill & Exhaust Valves,
- in-tank,
- line or manifold
mountings with position monitoring
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Cartridge, 2-2 Way
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VB
| Size: |
25 - 150 |
| Max Flow (l/min): |
20,000 |
| Max Pressure (kg/cm2): |
1200 |
- Bypass, Slip-In Cartridge,
- normally open/closed,
- solenoid/proportional
pilot operated for mineral oil or water
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VC
| Size: |
25 - 150 |
| Max Flow (l/min): |
20,000 |
| Max Pressure (kg/cm2): |
1200 |
- Check Valve,
- Slip-In Cartridge, for mineral oil or water
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Pressure Controls
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VR
| Size: |
25 - 63 |
| Max Flow (l/min): |
1,300 |
| Max Pressure (kg/cm2): |
1200 |
- Slip-in cartridge, direct operated relief for mineral oil
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WNC
High pressure relief valves
| Size: |
1/16" - 5/16 " |
| Max Flow (l/min): |
- |
| Max Pressure (kg/cm2): |
4135 |
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Slip-In Valves
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Slip-In Valves
| Size: |
26 - 100 |
| Max Flow (l/min): |
8,200 |
| Max Pressure (kg/cm2): |
350 |
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Screw-In Valves
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Screw-In Valves
| Size: |
600 - 2000 |
| Max Flow (l/min): |
1,136 |
| Max Pressure (kg/cm2): |
350 |
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Servo Valves
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SCVS 3-Way High Performance Servo Valves
| Size: |
800 - 2400 |
| Max Flow (l/min): |
1,040 |
| Max Pressure (kg/cm2): |
210 |
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VSC4 4-Way High Performance Servo Valves
| Size: |
01 - 300 |
| Max Flow (l/min): |
303 |
| Max Pressure (kg/cm2): |
315 |
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Descaling Valves
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Active Logic Descaling Valves
| Size: |
62 - 200 |
| Max Flow (l/min): |
13,200 |
| Max Pressure (kg/cm2): |
250 |
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Oilgear has a tremendous experience in high pressure
products. Since 1921 we developed a line of products specialized in high
pressure applications such as or fixed pumps and prefill and exhaust valves.
Based on this experience Oilgear is known internationally as a class
hydraulics company. Please check or high pressure line of products to
realize what Oilgear can do for you. Choosing Oilgear as a supplier allows
your equipments to run with the right components for specific needs.
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High Pressure Pumps
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PFBA Pump - "Compact Brawn"
Check Valve Pump
6 Displacements |
| Maximum Pressure: |
15000 PSI |
| Theoretical maximum displacement (ml/rev): |
2,25 - 18,50 |
| Rated RPM: |
1800 RPM |
| Mounting Configuration: |
Foot or Face Mounting
0.136 to 0.835 in^3/re |
- Inlet and Delivery Check Valves are Positively Seated for High
Efficiency
- Hardened Steel Pistons Located in Stationary Cylinder Allow for
High-Speed Operation
- Integral Supercharge Pump
- Thru Drive Available
- Rugged, High Response, Lightweight Poppet Construction Assures Long
Life
- Multiple Deliveries
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PFBK Pump - "Brute Strength"
Check Valve Pump
4 Displacements |
| Maximum Pressure: |
15000 PSI |
| Theoretical maximum displacement (ml/rev) |
35,3 - 69,2 |
| Rated RPM: |
1800 RPM |
| Mounting Configuration: |
Foot or Face Mounting
2.13 to 4.17 in^3/rev |
- Inlet and Delivery Check Valves are Positively Seated for High
Efficiency
- Cartridge Construction Inlet and Delivery Valves Allow for Easy
Maintenance
- Hardened Steel Pistons Located in Stationary Cylinder Allow for
High-Speed Operation
- Optional Integral Supercharge Pump
- Hydrodynamic Thrust Bearing
- Rugged, High Response, Lightweight Poppet Construction Assures Long
Life
- Single or Double Discharge
- Multiple Deliveries
- Thru Drive Available
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PFCM Pump - "Robust Force"
Check Valve Pump
4 Displacements |
| Maximum Pressure: |
15000 PSI |
| Theoretical maximum displacement (ml/rev) |
70,6 - 138,4 |
| Rated RPM: |
1800 RPM |
| Mounting Configuration: |
Foot or Face Mounting
4.26 to 8.34 in^3/rev |
- Inlet and Delivery Check Valves are Positively Seated for High
Efficiency
- Cartridge Construction Inlet and Delivery Valves Allow for Easy
Maintenance
- Hardened Steel Pistons Located in Stationary Cylinder Allow for
High-Speed Operation
- Optional Integral Supercharge Pump
- Hydrodynamic Thrust Bearing
- Rugged, High Response, Lightweight Poppet Construction Assures Long
Life
- Single or Double Discharge
- Overload Sensing Device
- Multiple Deliveries
- Thru Drive Available
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PFCS Pump - "Dominant Force"
Check Valve Pump
2 Displacements |
| Maximum Pressure: |
10000 PSI |
| Theoretical maximum displacement (ml/rev) |
473 - 587 |
| Rated RPM: |
1800 RPM |
| Mounting Configuration: |
Foot Mounting
26.85 to 35.39 in^3/rev |
- Inlet and Delivery Check Valves are Positively Seated for High
Efficiency
- Cartridge Construction Inlet and Delivery Valves Allow for Easy
Maintenance
- Hardened Steel Pistons Located in Stationary Cylinder Allow for
High-Speed Operation
- Optional Integral Supercharge Pump
- Hydrostatically Balanced Piston Shoe Design
- Double Sided Counterbalanced Swash block with Replaceable Thrust
Plates
- Multiple Deliveries
- Overload Sensing Device
- Thru Drive Available
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Oilgear's MFW and MVW fixed and variable displacement
bi-directional high-speed motors are offered in two frame sizes and four
displacements, allowing for greater flexibility to match pressure and
capacity.
The MFW fixed displacement motor maintains constant torque with varying
horsepower. Because the motor is fixed, maximum torque is available at all
times when in operation, whether the motor is stalled or operating at full
rpm. Horsepower output is approximately proportional to speed, making it is
possible to reduce pump delivery when stalled, or bring the motor and load
up to speed while maintaining full torque.
The MVW variable displacement motor can operate with constant horsepower and
variable torque, or with constant torque or constant horsepower. When
operating with constant horsepower and varying torque, the MVW motor can
adjust speed over a 4:1 range when driven by a fixed delivery hydrostatic
pump. When a variable displacement motor is driven by a variable delivery
pump, constant torque or constant horsepower at variable speed can occur.
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Hydraulic Motors
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Oilgear has been providing hydraulic power units (HPU)
to the world since 1921. Our power units are supplied to OEM’s for new
equipment as well as end users to upgrade or retrofit an existing system.
They can be found in almost every application that requires hydraulic power.
A well designed reservoir will be sized and properly baffled to eliminate
turbulence, aeration and temperature problems. Oilgear engineers will work
with you to define system requirements to determine proper capacity and
ensure the unit meets your space and performance specifications.
A complete HPU includes the reservoir, pumps, motors, oil cooling and
filtration systems, and necessary valving or manifolds. Pumps can be mounted
on the top or side of the reservoir. Vertical and in-tank mounting
configurations are also available. Systems can be designed for special
fluids or unique environmental conditions.
Large or small, custom or standard, single HPU or multiple system
applications Oilgear can provide the hydraulic power unit you can count on
to perform reliably for many years to come.
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Manifolds
Oilgear has built a reputation upon the superior
engineering and unbeatable reliability of our solutions. As a result, our
modular and integrated manifold systems are in use worldwide for a wide
variety of different applications.
Our understanding of manifold design and manufacturing has allowed Oilgear
to innovate many essential advantages such as reduced size, weight, and
cost. Our high quality and reliable systems provide a clean and leak free
solution to our customers’ most challenging control system problems. By
using the latest available software modeling techniques you can trust that
your manifold will exceed your expectations, no matter how big or how small.
When you purchase a manifold from Oilgear, you are getting the experience
and dedication of thousands of engineering, design, and testing hours from
the country’s best and brightest engineers. Our specialization in the
manufacture and design of hydraulic automation and components has given us
the knowledge required to make any application more efficient. However, our
most important company-wide mission is our flexibility to your application.
Our engineering team uses the latest tools such as Solid Works and PDM Works
to design and analyze each new application to maximize block utilization and
reduce system pipe runs.
Oilgear has manufacturing facilities in the U.S., Europe, China and India to
supply manifolds anywhere in the world. We can provide small single-function
units or manifolds weighing up to 50 tons. All manifolds are assembled and
tested in our facilities.
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Electronics - EPC Basis
EPC is an acronym for Electronic Pump Controller. However it is much more
than a simple pump controller. The EPC Servo Amplifier Module is a micro
controller-operated component that can be applied to operate servo or
proportionally operated pumps and valves. Because of its onboard
microprocessor this unit can perform many additional functions that your
typical Servo Amplifier can not. The unit can be configured for several
types of control applications including:
- Flow Control
- Flow Control with Pressure Limit
- Flow Control with System Horse Power Limit
- Pressure Control
- Pressure Control with Flow Preset
- Closed Loop Speed Control
- Load Sense Control
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Specialty/Custom Engineered Products
One of Oilgear’s strengths is the company’s ability to
design and build Custom Engineered Products – whether it’s high pressure
reciprocating pumps for use in the chemical or oil industry; transfer
barrier pumps used in the steel or forging industry, or ultra high pressure
valves used by the military, Oilgear is always ready to work with our
customers to provide unique products that meet their requirements.
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