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4 1

Low pressure filters are the most commonly used type of filter in hydraulic circuits, used most often as return line filters in applications with working pressures up to 150 psi and static pressure up to 300 psi. Donaldson offers flow/pressure combinations to fit most applications. Continuous filtrations of bulk fluids through dedicated off-line circuits or kidney loops helps keep fuel, oil and lubricants clean.

LPS04, SP15/25 –Economical Spin-on, low flow
Working Pressures to 150 psi / 10.3 bar
Rated Static Pressure to 300 psi / 20.7 bar
Flow Ranges
Return: up to 30 gpm / 114 lpm
Suction: up to 10 gpm / 38 lpm
SYNTEQ©, Cellulose, Wiremesh and Water Removal media choices.
25 specs

HBK05 – In-line Spin-on, moderate flow
Working Pressures to 150 psi / 10.3 bar
Rated Static Pressure to 250 psi / 17.2 bar
Flow Ranges:
Return: up to 60 gpm / 227 lpm
Suction: up to 30 gpm / 114 lpm
With its heavy-duty steel bowl and SYNTEQ© media, the HBK05 is a popular choice for many industrial applications.
HBK05 specs

SP50/60 – In-line Spin-on, moderate flow
Working Pressures to 150 psi / 10.3 bar
Rated Static Pressure to 250 psi / 17.2 bar
Flow Ranges:
Return: up to 60 gpm / 227 lpm
Suction: up to 30 gpm / 114 lpm
SYNTEQ©, Cellulose, Wiremesh and Water Removal media choices.
60 specs

SP80/90 – Dual Spin-on
Working Pressures to 150 psi / 10.3 bar
Rated Static Pressure to 250 psi / 17.2 bar
Flow Ranges:
Return: up to 120 gpm / 454 lpm
Suction: up to 60 gpm / 228 lpm
Side by side dual filter configuration, two element lengths. SYNTEQ©, Cellulose, Wiremesh and Water Removal media choices.
90 specs

SP100/120 – Dual Spin-on
Working Pressures to 150 psi / 10.3 bar
Rated Static Pressure to 250 psi / 17.2 bar
Flow Range:
Return: up to 100 gpm / 378 lpm
Space-saving vertical filter configuration, two element lengths. SYNTEQ©, Cellulose, Wiremesh and Water Removal media choices.
120 specs

TT15/30/60 –Spin-on Tank Top Return Filter
Working Pressures to 100 psi / 6.9 bar
Rated Static Pressure to 150 psi / 10.3 bar
Flow Range:
Return: up to 50 gpm / 189 lpm
Cellulose media, convenient tank top mounting.
60 specs

FIK – In-tank, low flow
Working Pressures up to 145 psi /10 bar
Rated Static Pressure to 217 psi / 15 bar
Flow: Up to 40 gpm / 150 lpm
FIK-low-flow filters are economical models with screw-on caps, ideal for in-tank applications. The head and inlet sit above the reservoir, with the housing in it.
FIK low-flow specs

FIK – In-tank, high flow
Working Pressures up to 145 psi /10 bar
Rated Static Pressure to 217 psi / 15 bar
Flow: Up to 211 gpm / 800 lpm
The space-saving FIK-high-flow filters have heavy-duty heads, secured to a reservoir top by 2 or 4 bolts.
FIK high-flow specs
FIK high-flow

Combo Suction/Return Filter
Innovative new 2-in-1 design!
Combo Filter Details

TI08/12/16 – Tank Immersed Filters, low flow
Working Pressures up to 100 psi / 6.9 bar
Flow Range: up to 25 gpm / 95 lpm
TI series filters save space by mounting into tanks. Elements are easily replaceable through the filter cover. Different bowl lengths and a variety of media choices.
16 specs

TI25 – Tank Immersed Filters, moderate flow
Working Pressures up to 100 psi / 6.9 bar
Flow Range: up to 60 gpm / 227 lpm
Variety of media choices for 9” (229 mm) elements. Steel bowl, Buna-N seals standard.
TI25 specs

HAK05 – Higher pressure, moderate flow
Working Pressures to 500 psi / 34.5 bar
Rated Static Pressure to 1000 psi / 69 bar
Flows:
Return Line: up to 120 gpm / 454 lpm
Suction: up to 30 gpm / 114 lpm
Inside-to-outside flow through the cartridge makes this unit perfect for return line filtering in heavy duty applications. Available in two element lengths, several choices of SYNTEQ© or wiremesh media.
HAK05 specs

HDK06 – higher pressure, moderate flow
Working Pressures to 350 psi / 24.1 bar
Rated Static Pressure to 500 psi / 34.5 bar
Flow Ranges:
Return Line: up to 150 gpm / 568 lpm
Suction: up to 50 gpm / 189 l/min
Choose from a range of SYNTEQ© media or wiremesh to achieve the cleanliness level you need. Element is installed from the top for user convenience.
HDK06 specs

HFK08 – Higher pressure, higher flow
Working Pressures to 350 psi / 24.1 bar
Rated Static Pressure to 500 psi / 34.5 bar
Flow Ranges:
Return Line: up to 300 gpm / 1136 lpm
Suction: up to 100 gpm / 378 l/min
Sturdy, versatile. Available in both in-line and in-tank styles. SYNTEQ© and wiremesh media options, inside-to-outside element flow and a single center retention bolt for simplified servicing.
HFK08 specs Bulk Oil Filtration Story
HFK08 specs 
 Bulk Oil Filtration Story

HFK08-0087 Kidney Loop Filter
Working Pressures to 350 psi / 24 bar
Rated Static Pressure to 500 psi / 34.5 bar
Flow: 50 gpm / 190 lpm (Return Line)
Our small-port HFK08 is ideal for dedicated off-line circuits (kidney loops) for fluid conditioning.
HFK08-0087 Kidney Loop specs
HFK08-0087 Kidney Loop specs

HEK11 – Low pressure, high flow
Working Pressures to 150 psi / 10.3 bar
Rated Static Pressure to 250 psi / 17.2 bar
Flow Ranges:
Return Line: up to 600 gpm / 2271 lpm
Suction: up to 200 gpm / 757 lpm
Choose from among 7 media to achieve the cleanliness level you need. The inside-to-outside element flow means safer filter changeout. Element is installed from the top for user convenience. Visual or electrical service indicators for easy monitoring.
HEK11 specs
Oil Depot Story
Bulk Liquid Filtration Solutions Brochure
Continuous Filtration Cost Savings Study


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Donaldson Filtration is a global filter manufacturer with quality filters for a very wide range of applications.  These include fuel and oil filtration, mobile hydraulic filtration and engine and vehicle air intake filtration.  Further fields include filters for industrial air in factories and plants; filters and dryers for compressed air systems; process filtration; filter systems for gas turbines; industrial hydraulic and bulk liquid filtration; replacement filters for both ours and other systems; and specialised filter media membranes including advanced nanofibres technology.