• ABER Bent Axis Piston Pumps - Approved Hydraulics Limited
    Regular price From £477.31 Ex VAT From £572.78 Inc VAT
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    ABER Bent Axis Piston Pumps

    Key Features

    • Displacement range: ~17–172 cm³/rev (series dependent)
    • Max working pressure: up to 350 bar (400 bar peak)
    • Efficiency/noise: high volumetric efficiency; low noise
    • Rotation: reversible (CW/CCW options)
    • Mounting: PTO direct-mount for truck hydraulics
    • Flange/shaft: 4-bolt, 8-tooth spline (DIN 5482 style)
    • Typical use: tippers, cranes, high-pressure mobile hydraulics
    • Lubrication: case drain required
    Regular price From £477.31 Ex VAT From £572.78 Inc VAT
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  • 160L Monoblock Valve 3/4" BSP Double Acting Spring Return - Approved Hydraulics Limited
    Regular price From £223.24 Ex VAT From £267.89 Inc VAT
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    160L Monoblock Valve 3/4" BSP Double Acting Spring Return

    Key Features

    • Nominal flow: 160 lpm
    • Max flow: 200 lpm
    • Operating pressure: up to 250 bar
    • Ports: 3/4" bsp
    • Spool: double acting ; spring return to neutral
    • Features: built in adjustable main relief valve
    • Use: high flow mobile hydraulics
    Regular price From £223.24 Ex VAT From £267.89 Inc VAT
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  • 2 Button Pendant Control With 4 Mt Cable For 1 x Double Acting Valve Units - Approved Hydraulics Limited
    Regular price £26.96 Ex VAT £32.36 Inc VAT
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    2 Button Pendant Control With 4 Mt Cable For Single Acting Units

    Key Features

    • Functions: 2 on ; off pushbuttons
    • Supply: 12 ; 24 VDC
    • Harness: 4m prewired lead
    • Use case: simple on ; off control for single acting functions
    • Applications: tippers ; winches ; auxiliary hydraulic functions
    Regular price £26.96 Ex VAT £32.36 Inc VAT
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  • 2 Button Pendant Control With 4 Mt Cable For 1 x Double Acting Valve Units - Approved Hydraulics Limited
    Regular price £26.96 Ex VAT £32.36 Inc VAT
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    2 Button Pendant Control With 4 Mt Cable For 1 x Double Acting Valve Units

    Key Features

    • Functions: 2 on ; off pushbuttons
    • Supply: 12 ; 24 VDC
    • Harness: 4m prewired lead
    • Use case: simple on ; off control of one double acting functions
    • Applications: tippers ; winches ; auxiliary hydraulic functions
    Regular price £26.96 Ex VAT £32.36 Inc VAT
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  • Team Member

    Adam Hindle

    Sales Director

    I began my engineering career at Stockport College in around 2005, first completing a National Diploma in Electrical Engineering, followed by a Higher National Diploma in Mechanical Engineering. I then progressed to the University of Salford, where I earned a BEng (Hons) degree in Mechanical Engineering.

    After graduating, I started my professional career with Approved Hydraulics. I initially gained a combination of hands-on workshop experience and telephone-based sales experience. In later years, I moved into a full-time sales role and led the new crane and excavator attachments department that the company had recently established.

  • 24VDC Proportional Solenoid PWM For Scanreco Mod10  Actuator Valve 14mm Dia Hole x 39mm Long
    Regular price £24.00 Ex VAT £28.80 Inc VAT
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    24VDC Proportional Solenoid PWM For Scanreco Mod10 Actuator Valve 14mm Dia Hole x 39mm Long

    Key Features

    • Voltage: 24 vdc
    • Control: pwm proportional
    • For: scanreco mod10 actuator valve
    • Core size: 14 mm id x 39 mm long
    • Application: hydraulic attachment component
    Regular price £24.00 Ex VAT £28.80 Inc VAT
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  • 4.5L Plastic Hydraulic Tank 120mm (DC) Neck Flange - Approved Hydraulics Limited
    Regular price £17.57 Ex VAT £21.09 Inc VAT
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    4.5L Plastic Hydraulic Tank 120mm (DC Power Pack) Neck Flange - Includes Filler Breather (with dip stick) and Blank Plug

    Key Features

    • Capacity: 4.5 l
    • Material: plastic
    • Neck flange: 120 mm dc
    • Use: dc power pack reservoir
    • Mounting: vertical ; horizontal
    • Includes: Filler Breather (with dip stick) and Blank Plug
    Regular price £17.57 Ex VAT £21.09 Inc VAT
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  • Hydraulic Power Pack With Starter 24V DC - 2.0kW - P & T Only - 160bar Preset - Approved Hydraulics Limited
    Regular price From £161.86 Ex VAT From £194.24 Inc VAT
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    Hydraulic Power Pack With Starter 24V DC - 2.0kW - P & T Only - 160bar Preset

    Key Features

    • Motor: 2.0 kw dc
    • Voltage: 24 vdc
    • Ports: p ; t only
    • Pressure preset: 160 bar
    • Use: feed external valve stack
    Regular price From £161.86 Ex VAT From £194.24 Inc VAT
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  • Double Acting Hydraulic Power Pack With Starter Solenoid - 1.6kW - 2x Double Acting CETOP - 160bar Preset - Approved Hydraulics Limited
    Regular price From £281.45 Ex VAT From £337.74 Inc VAT
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    Double Acting Hydraulic Power Pack With Starter Solenoid - 1.6kW - 2x Double Acting CETOP - 160bar Preset

    Key Features

    • Motor: 1.6 kw dc
    • Valving: 2 x double acting cetop stack
    • Starter: solenoid relay included
    • Pressure preset: 160 bar
    • Supply: 12 vdc ; 24 vdc
    • Use: two circuit da operation
    Regular price From £281.45 Ex VAT From £337.74 Inc VAT
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  • Out of Stock
    11L Plastic Hydraulic Tank 123mm (AC) Neck Flange - Approved Hydraulics Limited
    Regular price £25.51 Ex VAT £30.62 Inc VAT
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    11L Plastic Hydraulic Tank 123mm (AC Power Pack) Neck Flange - Includes Filler Breather (with dip stick) and Blank Plug

    Key Features

    • Capacity: 11 l
    • Material: plastic
    • Neck flange: 123 mm ac
    • Use: ac motor power pack reservoir
    • Mounting: vertical ; horizontal
    Regular price £25.51 Ex VAT £30.62 Inc VAT
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  • Scanreco 3 Pon spring return toggle switch - Approved Hydraulics Limited
    Regular price £37.90 Ex VAT £45.48 Inc VAT
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    Scanreco 3 Position Spring Return Toggle Switch including Rubber Gaitor

    Key Features

    • Type: 3 position spring return toggle switch
    • Action: momentary ; returns to center
    • Seal: rubber gaiter for dust ; splash resistance
    • Rating: suitable for 12 ; 24 vdc control circuits
    • Use: jog functions or momentary commands
    Regular price £37.90 Ex VAT £45.48 Inc VAT
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  • Scanreco transmitter G2B/G3 6 lever type 48669 - Approved Hydraulics Limited
    Regular price £1,638.70 Ex VAT £1,966.44 Inc VAT
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    Scanreco transmitter G2B/G3 6 lever type 48669

    Key Features

    • Type: G2B ; G3 transmitter with 6 linear levers
    • Housing: Maxi ergonomic enclosure
    • Radio: regional band per specification
    • Power: compatible with 593 battery cassette
    • Use: proportional control of multiple hydraulic functions
    Regular price £1,638.70 Ex VAT £1,966.44 Inc VAT
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  • Scanreco Receiver Unit G2B PWM A+B Type 3010  (Without Wiring) Includes Antenna - Approved Hydraulics Limited
    Regular price £1,565.55 Ex VAT £1,878.66 Inc VAT
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    Scanreco Receiver Unit G2B PWM A+B Type 3010 (Without Wiring) Includes Antenna

    Key Features

    • Type: RC400 G2B receiver type 3010
    • Outputs: PWM A plus B proportional channels
    • Interface: harness for valve control including PVG32 options
    • Supply: 12 to 24 vdc
    • Enclosure: industrial receiver unit for mobile hydraulics
    • Use: proportional control of hydraulic valves
    Regular price £1,565.55 Ex VAT £1,878.66 Inc VAT
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  • Scanreco Filter Element - Approved Hydraulics Limited
    Regular price £34.91 Ex VAT £41.90 Inc VAT
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    Scanreco Filter Element

    Key Features

    • Type: replacement filter element
    • Fit: scanreco filter housing for servo ; hydraulic circuit
    • Micron rating: per element specification
    • Service: planned maintenance part
    • Use: restore filtration performance
    Regular price £34.91 Ex VAT £41.90 Inc VAT
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  • Scanreco Remote Control Blanking Plate - Approved Hydraulics Limited
    Regular price £18.19 Ex VAT £21.83 Inc VAT
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    Scanreco Remote Control Blanking Plate

    Key Features

    • Notes: Original Scanreco Product
    • Use case: Blanking cover plate for unused mounting/connector on Scanreco remote control
    • Brand: Scanreco
    • Notes: Specification information is limited in source listing; confirm dimensions and compatibility before purchase
    • Notes: Details not stated
    Regular price £18.19 Ex VAT £21.83 Inc VAT
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  • Scanreco Don't Forget Me Device For RC400 Transmitter - Approved Hydraulics
    Regular price £208.20 Ex VAT £249.84 Inc VAT
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    Don't Forget Me Device For RC400 Transmitter

    Key Features

    • Type: transmitter reminder accessory
    • Function: helps prevent leaving transmitter behind
    • Compatibility: RC400 Mini ; Maxi families
    • Attachment: fits to strap or holster
    • Use: operator safety ; asset retention
    Regular price £208.20 Ex VAT £249.84 Inc VAT
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  • Suction Filter 3/8" BSPF 8lpm - Approved Hydraulics Limited
    Regular price £2.60 Ex VAT £3.12 Inc VAT
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    Suction Filter 3/8" BSPF 8lpm

    Key Features

    • Connection: 3/8" bspp female
    • Max flow: 8 l/min
    • Type: in tank suction strainer
    • Use: protects pump inlet on mini power packs
    • Installation: screws into suction port inside tank
    Regular price £2.60 Ex VAT £3.12 Inc VAT
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  • Aluminum Flange For Mounting kit for frame 80 B14 AC motor - Approved Hydraulics Limited
    Regular price £11.28 Ex VAT £13.54 Inc VAT
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    Aluminum Flange For Mounting kit for frame 80 B14 AC motor

    Key Features

    • Material: aluminum
    • Interface: iec b14 motor flange
    • Frame size: 80
    • Use: mount ac motor to central manifold ; pump
    • Compatibility: group 1 pump ; matching semi couplings
    Regular price £11.28 Ex VAT £13.54 Inc VAT
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  • Aluminum Flange For Mounting kit for frame 71 B14 AC motor - Approved Hydraulics Limited
    Regular price £10.53 Ex VAT £12.64 Inc VAT
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    Aluminum Flange For Mounting kit for frame 71 B14 AC motor

    Key Features

    • Material: aluminum
    • Interface: iec b14 motor flange
    • Frame size: 71
    • Use: mount ac motor to central manifold ; pump
    • Compatibility: group 1 pump ; matching semi couplings
    Regular price £10.53 Ex VAT £12.64 Inc VAT
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  • Grease Nipple 1/8 BSP - Approved Hydraulics Limited
    Regular price £0.65 Ex VAT £0.78 Inc VAT
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    Grease Nipple 1/8 BSP

    Key Features

    • Thread: 1/8 bsp
    • Type: standard zerk lubrication fitting
    • Use: periodic greasing of moving joints
    • Application: hydraulic levers ; linkages ; hinges
    • Application: hydraulic component
    Regular price £0.65 Ex VAT £0.78 Inc VAT
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  • Out of Stock
    3/8" Hose Burst Valve Cartridge - Approved Hydraulics Limited
    Regular price £8.46 Ex VAT £10.16 Inc VAT
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    3/8" Hose Burst Valve Cartridge

    Key Features

    • Function: hose rupture protection check valve
    • Port size: 3/8" cavity
    • Use: locks flow on line failure
    • Install: screw in cartridge to cylinder port
    • Application: hydraulic system component
    Regular price £8.46 Ex VAT £10.16 Inc VAT
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  • 24VDC Coil For Z80 Valve 22mm Hole x 54mm Long - Approved Hydraulics Limited
    Regular price £29.06 Ex VAT £34.88 Inc VAT
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    24VDC Coil For Z80 Valve 22mm Hole x 54mm Long

    Key Features

    • Voltage: 24 vdc
    • Bore: 22 mm
    • Length: 54 mm
    • Use: z80 sectional valve coils
    • Connector: din plug
    Regular price £29.06 Ex VAT £34.88 Inc VAT
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  • 3/8 BANJO BOLT (35mm long) - Approved Hydraulics Limited
    Regular price £4.40 Ex VAT £5.29 Inc VAT
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    3/8 BANJO BOLT (35mm long)

    Key Features

    • Part number: BJBOLT-06
    • Bolt size: 3/8 in banjo bolt
    • Length: 35 mm
    • Connection type: Hollow banjo bolt for banjo body fittings
    • Typical use: Hydraulic banjo joints for compact hose or tube routing
    • Sealing method: Requires sealing washers either side of banjo body
    Regular price £4.40 Ex VAT £5.29 Inc VAT
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  • 1/2" Banjo Bolt c/w 2 x washers - Approved Hydraulics Limited
    Regular price £3.93 Ex VAT £4.72 Inc VAT
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    1/2" Banjo Bolt c/w 2 x washers

    Key Features

    • Part number: HP-BJB-12
    • Bolt size: 1/2 in banjo bolt
    • Sealing: Supplied with 2 sealing washers
    • Connection type: Hollow banjo bolt for banjo body fittings
    • Typical use: Hydraulic hose or tube banjo connections; leak tight sealing
    • Installation note: Use washers either side of banjo body and tighten to fitting spec
    Regular price £3.93 Ex VAT £4.72 Inc VAT
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  • 3/8 Banjo Bolt c/w 2 x washers (50mm long ) - Approved Hydraulics Limited
    Regular price £4.40 Ex VAT £5.29 Inc VAT
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    3/8 Banjo Bolt c/w 2 x washers (50mm long )

    Key Features

    • Part number: HP-BJB-38
    • Bolt size: 3/8 in banjo bolt
    • Length: 50 mm
    • Sealing: Supplied with 2 sealing washers
    • Connection type: Hollow banjo bolt for banjo body fittings
    • Typical use: Hydraulic hose or tube banjo connections; compact 90 degree routing
    Regular price £4.40 Ex VAT £5.29 Inc VAT
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Shop All Components for Professional Hydraulic Applications

Discover quality shop all components from Approved Hydraulics, trusted by professionals across construction, transport, forestry, agriculture and industrial sectors. Built for demanding working environments, our range offers dependable performance, durable construction and trusted reliability. Browse related products including control valves, line mounted valves 1, hydraulic cylinders, hydraulic pumps to find the right solution for your hydraulic system. With fast UK delivery and expert technical support, Approved Hydraulics supplies hydraulic equipment you can rely on.

Common Calculations FAQs

Calculating force, speed, pressure, power, and efficiency in hydraulic applications.

How do you calculate actuator speed?

Actuator speed is determined by flow rate and cross-sectional area:

Speed = Flow rate ÷ Area

Flow rate is the volume of fluid delivered (in L/min or GPM).

Area is the cross-sectional area of the actuator piston: π × (diameter ÷ 2)².

How do you calculate cylinder force?

Cylinder force can be calculated using:

Force = Pressure × Area

Pressure is the system pressure (in psi or bar).

Area is the cross-sectional area of the cylinder bore (in square inches or square centimeters).

Area = π × (bore diameter ÷ 2)².

How do you calculate pressure drop across a valve?

Pressure drop can be calculated using the valve flow coefficient (Cv):

Pressure Drop (ΔP) = (Flow Rate)² ÷ (Cv² × Fluid Density)

Flow Rate is the fluid flow (in GPM or L/min).

Cv is the valve flow coefficient.

Fluid Density is the density of the hydraulic fluid.

How do you size an accumulator?

Accumulator sizing considers required flow, pressure, and pre-charge:

Accumulator Volume = Flow Rate × Time ÷ Pressure

This determines how much fluid must be stored to maintain system pressure.

How to convert psi to bar?

Use the conversion factor: 1 bar = 14.5 psi.

To convert psi to bar, divide psi by 14.5.

Example: 200 psi ÷ 14.5 = 13.79 bar.

What is pre-charge pressure in an accumulator?

Pre-charge pressure is the initial gas pressure in the accumulator before fluid enters.

It helps maintain system pressure as the accumulator discharges.

Typically set to 70–80% of system operating pressure.

What is specific gravity of hydraulic fluid?

Specific gravity is the ratio of hydraulic fluid density to water.

A value of 1 means equal density.

Less than 1 means the fluid floats; greater than 1 means it sinks.

What is torque in a hydraulic motor?

Torque is the rotational force produced based on system pressure and motor displacement:

Torque = Pressure × Displacement ÷ 2π

Pressure is the operating system pressure.

Displacement is the volume displaced per revolution (in cubic inches or cubic centimeters).

What unit is hydraulic power measured in?

Hydraulic power is measured in horsepower (HP) or kilowatts (kW).

Hydraulic horsepower can be calculated using:

HP = (Pressure (psi) × Flow rate (GPM)) ÷ 1714.

What’s the relationship between pump speed and flow?

Flow rate is directly proportional to pump speed.

If pump speed doubles, flow rate doubles (assuming constant displacement).

This is important when adjusting flow or selecting a pump for varying speeds.