Skip to navigation Skip to content

Become a Dealer
Find a Dealer

Track Your Order
Shop
Login

Best Deals
Top 100 Offers
Latest Products
Price List
Products
- Choose a Category
  
  Pressure Cleaners
  
  Water Jetters
  
  Pumps
  
  Motors
  
  Valves
  
  Tanks
  
  Mazzoni Pump Parts
  
  See all Accessories.Discover more products
  Parts & Accessories
  
  Hoses
  
  Guns
  
  Lances
  
  Fittings
  
  Quick Couplings
  
  Batteries
  
  Hose Reels
Industries
- Car Wash
  
  Cleaning
  
  Construction
  
  Demolition
  
  Excavation
  
  House Washing
  
  Infrastructure
  
  Land Fill
  
  Become our Dealer!Schedule an appointment
  Pest Control
  
  Plumbing
  
  Restoration
  
  Roof Cleaning
  
  Sewer
  
  Ware House
  
  Waste
Mazzoni
- Industrial High Pressure
  
  Mazzoni High Pressure Pumps
  
  Mazzoni Electric Motors
  
  Mazzoni Kits & Accessories
  
  Mazzoni Hot Machines
  
  Discover our productsSee all of Mazzoni Products
  Professional Pressure Washers
  
  Mazzoni Hydraulic Machines
  
  Mazzoni Cold Machines
Resources
- Documents & ManualsFind all the documentation you need for all our products and machines we have available.
  
  Service & RepairsSee warranty details below. For more information about all our terms and conditions please visit the Customer Help page.
  
  Warranty / T&C'sOur team of professional mechanics are here to provide you with the best Service and repairs in the industry. Contact us now to schedule your next visit with our team.
  
  Here to HelpNeed further assistance? Contact our Helpful team of professionals directly.
  Contact us here.
Doc’s & Manuals
- MACHINESFind Documentation and Manuals for all our Machines
  
  PUMPSFind Documentation and Manuals for all our Pumps
  
  MOTORSFind Documentation and Manuals for all our Motors
  
  See All Docs & ManualsBrowse all
  ACCESSORIES
  Find Documentation and Manuals for all Accessories
  
  PARTSFind Documentation and Manuals for all Parts
  
  PLUMBINGFind Plumbing related Documentation and Manuals
History
Testimonials
News & Updates
Contact Us

RefinEquip
Nova Pumps
Interpump
Colussi Group
History
News & Updates

Support: +61 29817 5433

Contact: Send Us an Email

Shop By Categories

Best Deals
Top 100 Offers
Latest Products
Price List
Products
- Choose a Category
  
  Pressure Cleaners
  
  Water Jetters
  
  Pumps
  
  Motors
  
  Valves
  
  Tanks
  
  Mazzoni Pump Parts
  
  See all Accessories.Discover more products
  Parts & Accessories
  
  Hoses
  
  Guns
  
  Lances
  
  Fittings
  
  Quick Couplings
  
  Batteries
  
  Hose Reels
Industries
- Car Wash
  
  Cleaning
  
  Construction
  
  Demolition
  
  Excavation
  
  House Washing
  
  Infrastructure
  
  Land Fill
  
  Become our Dealer!Schedule an appointment
  Pest Control
  
  Plumbing
  
  Restoration
  
  Roof Cleaning
  
  Sewer
  
  Ware House
  
  Waste
Mazzoni
- Industrial High Pressure
  
  Mazzoni High Pressure Pumps
  
  Mazzoni Electric Motors
  
  Mazzoni Kits & Accessories
  
  Mazzoni Hot Machines
  
  Discover our productsSee all of Mazzoni Products
  Professional Pressure Washers
  
  Mazzoni Hydraulic Machines
  
  Mazzoni Cold Machines
Resources
- Documents & ManualsFind all the documentation you need for all our products and machines we have available.
  
  Service & RepairsSee warranty details below. For more information about all our terms and conditions please visit the Customer Help page.
  
  Warranty / T&C'sOur team of professional mechanics are here to provide you with the best Service and repairs in the industry. Contact us now to schedule your next visit with our team.
  
  Here to HelpNeed further assistance? Contact our Helpful team of professionals directly.
  Contact us here.
Doc’s & Manuals
- MACHINESFind Documentation and Manuals for all our Machines
  
  PUMPSFind Documentation and Manuals for all our Pumps
  
  MOTORSFind Documentation and Manuals for all our Motors
  
  See All Docs & ManualsBrowse all
  ACCESSORIES
  Find Documentation and Manuals for all Accessories
  
  PARTSFind Documentation and Manuals for all Parts
  
  PLUMBINGFind Plumbing related Documentation and Manuals
History
Testimonials
News & Updates
Contact Us

Search for:

My Account

Returning Customer ?

Sign in

Don't have an account ?

Register

- × Interpump K7.2 Unloader Valve
  
  Vendor:
  
  1 × $285.12
- × Interpump Kit 103 Rotokit
  
  Vendor:
  
  1 × $26.77
- × Acid Venturi Hose Tail Diffuser Nozzle
  
  Vendor:
  
  1 × $15.00
- × Interpump Conrod Ring W203
  
  Vendor:
  
  1 × $74.38
- × PA Sand Blasting Head Round
  
  Vendor:
  
  1 × $676.01
- × Oil Sae 15W40 5Lt Diesel
  
  Vendor:
  
  1 × $46.00
- × PA RGO Tank Filter/Strainer Brass/SS
  
  Vendor:
  
  1 × $19.00
- × Tema 2500 Body Female 1/4" BSP
  
  Vendor:
  
  1 × $40.00
- × Mazzoni Kit Seal 20mm MMD
  
  Vendor:
  
  1 × $83.75
- × OIL DIP STICK MMD/MMD-EDM-E4/GM/XM
  
  Vendor:
  
  1 × $14.77
- × Interpump Kit 129 Spreaders 18mm
  
  Vendor:
  
  1 × $16.70
- × Mazzoni Kit Ceramic Piston 15mm MMD-EDM-E4
  
  Vendor:
  
  1 × $38.95
- × Water/Fuel Separator Funnel*
  
  Vendor:
  
  1 × $45.00
- × MV Rotojet 400100 Repair Kit
  
  Vendor:
  
  1 × $105.65
- × Bertolini Valve ORing KKV
  
  Vendor:
  
  1 × $3.79
- × Galvanised Sheet 1.15mm
  
  Vendor:
  
  1 × $102.32
- × Bertolini Kit 93 Valve Kit HDL
  
  Vendor:
  
  1 × $141.71
- × MV Rotojet 255065 Repair Kit
  
  Vendor:
  
  1 × $72.57
- × Float Switch External Mounted 1/2" M Low Water
  
  Vendor:
  
  1 × $50.00
- × Roller Set Polyamide 60 x 60 RP4
  
  Vendor:
  
  1 × $122.90
- × Interpump WW95BV 9.51L/M 1450psi 2800rpm Series 51
  
  Vendor:
  
  1 × $683.55
- × Reducing Bush Brass 1/4" Female x 1/4" Male
  
  Vendor:
  
  1 × $3.74
- × MV Rotating Sewer Nozzle 1/4" F
  
  Vendor:
  
  1 × $63.55
- × Elbow Steel 3/8" Male x 1/2" Male
  
  Vendor:
  
  1 × $27.28
- × PA UR50 Rotating Nozzle 055
  
  Vendor:
  
  1 × $1,246.56
- × Interpump Conrod Bronze W425 T88
  
  Vendor:
  
  1 × $466.61
- × 19mm (3/4") Black Suction Hose 1mt
  
  Vendor:
  
  1 × $11.00
- × Union Steel 3/8" Male x 3/8" Female
  
  Vendor:
  
  1 × $8.25
- × Interpump Kit 2013 Delivery Valve WK159
  
  Vendor:
  
  1 × $914.45
- × YMS4322
  
  Vendor:
  
  1 × $23,206.00
- × Whirl A Way 3 Arm 24"
  
  Vendor:
  
  1 × $159.00
- × Interpump SR Safety Valve
  
  Vendor:
  
  1 × $91.46
- × PA Nozzle Chemical Injector M8x1 2.1mm SS
  
  Vendor:
  
  1 × $14.16
- × Rapid Reel 4418 Stainless Steel
  
  Vendor:
  
  1 × $800.00
- × Mazzoni Oil Dipstick G3/4" LMX LM
  
  Vendor:
  
  1 × $4.92
- × Lance Extension SS 3Mtrs Aluminium Reinforced
  
  Vendor:
  
  1 × $250.00
- × Photocell FC 8 / A Fmm 1000
  
  Vendor:
  
  2 × $40.02
- × Air Filter/Cleaner Outer Honda 17218ZJ1000*
  
  Vendor:
  
  1 × $16.11
- × Boom Arm 360* Roof Mount
  
  Vendor:
  
  1 × $930.57
- × PA Pulsar 0 Unloader
  
  Vendor:
  
  1 × $438.05
- × E150 Male Camlock x Male Hosebarb Alloy*
  
  Vendor:
  
  1 × $5.19
- × Lance Stainless Steel 1.5Mtrs
  
  Vendor:
  
  1 × $45.00
- × Miscellaneous For Installation*
  
  Vendor:
  
  1 × $500.00
- × Nut & Tail Brass 1" Female x 3/4" Tail
  
  Vendor:
  
  1 × $7.69
- × SEALS ø14 PUMP PM-EDM-E3 KIT
  
  Vendor:
  
  1 × $98.46
- × Carburetor Assembly Honda 16100Z1CV01*
  
  Vendor:
  
  1 × $99.74
- × Misting Cannon
  
  Vendor:
  
  1 × $4,366.00
- × Blaster Petrol 21ltr@4300psi
  
  Vendor:
  
  1 × $9,594.00
- × Interpump Kit 1 Inlet / Outlet Valve
  
  Vendor:
  
  1 × $96.98
- × Air Filter/Cleaner Honda GX Cyclonic 17210Z0V781*
  
  Vendor:
  
  1 × $24.02
- × Interpump Quick Connect Part A 1/4" F
  
  Vendor:
  
  1 × $11.12
- × HMS5021
  
  Vendor:
  
  1 × $8,832.00
Subtotal: $55,075.89

View cart Checkout

Best Deals
Top 100 Offers
Latest Products
Price List
Products
- Choose a Category
  
  Pressure Cleaners
  
  Water Jetters
  
  Pumps
  
  Motors
  
  Valves
  
  Tanks
  
  Mazzoni Pump Parts
  
  See all Accessories.Discover more products
  Parts & Accessories
  
  Hoses
  
  Guns
  
  Lances
  
  Fittings
  
  Quick Couplings
  
  Batteries
  
  Hose Reels
Industries
- Car Wash
  
  Cleaning
  
  Construction
  
  Demolition
  
  Excavation
  
  House Washing
  
  Infrastructure
  
  Land Fill
  
  Become our Dealer!Schedule an appointment
  Pest Control
  
  Plumbing
  
  Restoration
  
  Roof Cleaning
  
  Sewer
  
  Ware House
  
  Waste
Mazzoni
- Industrial High Pressure
  
  Mazzoni High Pressure Pumps
  
  Mazzoni Electric Motors
  
  Mazzoni Kits & Accessories
  
  Mazzoni Hot Machines
  
  Discover our productsSee all of Mazzoni Products
  Professional Pressure Washers
  
  Mazzoni Hydraulic Machines
  
  Mazzoni Cold Machines
Resources
- Documents & ManualsFind all the documentation you need for all our products and machines we have available.
  
  Service & RepairsSee warranty details below. For more information about all our terms and conditions please visit the Customer Help page.
  
  Warranty / T&C'sOur team of professional mechanics are here to provide you with the best Service and repairs in the industry. Contact us now to schedule your next visit with our team.
  
  Here to HelpNeed further assistance? Contact our Helpful team of professionals directly.
  Contact us here.
Doc’s & Manuals
- MACHINESFind Documentation and Manuals for all our Machines
  
  PUMPSFind Documentation and Manuals for all our Pumps
  
  MOTORSFind Documentation and Manuals for all our Motors
  
  See All Docs & ManualsBrowse all
  ACCESSORIES
  Find Documentation and Manuals for all Accessories
  
  PARTSFind Documentation and Manuals for all Parts
  
  PLUMBINGFind Plumbing related Documentation and Manuals
History
Testimonials
News & Updates
Contact Us

Search

Search for:
53

Search for:

HomeAccessoriesValvesUnloader ValvesInterpump KR90 Unloader Valve

“HMS5021” has been added to your cart. View cart

Interpump KR90 Unloader Valve

Accessories, Automatic Unloader Valve, Unloader Valves, Valves

Interpump KR90 Unloader Valve

Interpump KR90 Unloader Valve 1300psi, 8L/M

$263.18 Including Taxes

Interpump KR90 Unloader Valve quantity

Description
Reviews
Vendor Info
More Products

Interpump KR90 Unloader Valve 1300psi, 8L/M

SKU: IPZKR90 Categories: Accessories, Automatic Unloader Valve, Unloader Valves, Valves Tags: Accessories, Automatic, Unloader Valves, Valves

Based on 0 reviews

0.0 overall

0

0

0

0

0

Be the first to review “Interpump KR90 Unloader Valve” Cancel reply

Your Rating

Your Review

Name *

Email *

Save my name, email, and website in this browser for the next time I comment.

There are no reviews yet.

Vendor Information

No ratings found yet!

Switches & Controllers
Remote Control 2 Channel 2 Button Complete*
Switches & Controllers
Remote Control 2 Channel 2 Button Complete*

0 out of 5
(0)

SKU: CEREMOTE2*
$874.64 Including Taxes
Add to cart

Compare
Uncategorized
Interpump Gasket End Cap W203
Uncategorized
Interpump Gasket End Cap W203

0 out of 5
(0)

SKU: IP48211984
$5.99 Including Taxes
Add to cart

Compare
Honda Motor Parts
Starter Assembly Honda GX390 28400Z5T013ZA*
Honda Motor Parts
Starter Assembly Honda GX390 28400Z5T013ZA*

0 out of 5
(0)

SKU: CEEPSTARTERGX390*
$68.29 Including Taxes
Add to cart

Compare
Uncategorized
Fuel Nozzle S 1.75-60
Uncategorized
Fuel Nozzle S 1.75-60

0 out of 5
(0)

SKU: TM210202
$36.51 Including Taxes
Add to cart

Compare
Uncategorized
Interpump ORing 17.86 X 2.62 (123) Series 66
Uncategorized
Interpump ORing 17.86 X 2.62 (123) Series 66

0 out of 5
(0)

SKU: IP90384300
$1.06 Including Taxes
Add to cart

Compare
Uncategorized
Gardena Maxi-Flo Set 18mm*
Uncategorized
Gardena Maxi-Flo Set 18mm*

0 out of 5
(0)

SKU: CEGARDSET*
$63.42 Including Taxes
Add to cart

Compare

Related products

Accessories, Foam Injector, Foamer Venturies, Nozzles, Venturies
PA Foam Injector 1/4″ BSPT M 2.5mm
Accessories, Foam Injector, Foamer Venturies, Nozzles, Venturies
PA Foam Injector 1/4″ BSPT M 2.5mm

0 out of 5
(0)

PA Foam Injector 1/4″ BSPT M 2.5mm

SKU: PA21080025
$31.86 Including Taxes
Add to cart

Compare
Accessories, Chemical Venturies, Venturies
PA Chemical Injector Adjustable 2.1mm 3/8″ F-M
Accessories, Chemical Venturies, Venturies
PA Chemical Injector Adjustable 2.1mm 3/8″ F-M

0 out of 5
(0)

PA Chemical Injector Adjustable 2.1mm 3/8″ F-M

SKU: PA21017021
$55.75 Including Taxes
Add to cart

Compare
Accessories, Drain Nozzles, Nozzles, Retro Jet
PA Drain Nozzle 1/4″F 060
Accessories, Drain Nozzles, Nozzles, Retro Jet
PA Drain Nozzle 1/4″F 060

0 out of 5
(0)

PA Drain Nozzle 1/4″F 060 1F 8B 3650psi

SKU: PA25121051F
$56.63 Including Taxes
Add to cart

Compare
Accessories, Nozzles, Sand Blaster Head
PA Adjustable Probe Sand Blast 21mm Inlet
Accessories, Nozzles, Sand Blaster Head
PA Adjustable Probe Sand Blast 21mm Inlet

0 out of 5
(0)

PA Adjustable Probe Sand Blast

SKU: PA25030020
$159.29 Including Taxes
Add to cart

Compare

- Show All Categories

Latest Products

18" Whirl A Way Plastic Cover $63.00 ~~$72.00~~ Including Taxes
Mazzoni Electric Motor Mec180 $6,395.07 Including Taxes
Mazzoni Electric Motor MEC132 Price range: $2,200.84 through $2,804.61 Including Taxes
Boom Arm 360* Roof Mount $930.57 Including Taxes
Interpump WW968C 15L/M 3625psi 3400rpm Series 44 $1,365.16 Including Taxes

Brands Carousel

Asturo

Bertolini

Bosch Rexroth

Briggs & Stratton

Colussi Engineering

Deodouriser

Graco

Honda

Interpump

Kohler Engines

Mazzoni

Mecline

PA

Teco

Vanguard Engines

Wagner

Wikai

Yanmar

Featured Products

Spark Arrestor Honda 30700Z0T821* $23.12 Including Taxes
Muffler/Exhaust Complete Honda 18310Z4M010* $28.28 Including Taxes
Ignition Switch Honda 35100Z6L003* $174.43 Including Taxes

Top Selling Products

PMD-CW13200
Base Plate 650 $356.45 Including Taxes
Elbow Hose Tail Brass 1" Male x 1" Tail $54.68 Including Taxes

On-sale Products

Spark Arrestor Honda 30700Z0T821* $23.12 Including Taxes
Muffler/Exhaust Complete Honda 18310Z4M010* $28.28 Including Taxes
Ignition Switch Honda 35100Z6L003* $174.43 Including Taxes

Sign up to Newsletter

. . .for Product Restocks, New Releases!

Please enable JavaScript in your browser to complete this form.

Email *

Message

Got Questions ? Call us! +61 29817 5433

Contact Info

53 College Street, Gladesville, NSW, 2111

Let Us Help You

FAQ
Documents & Manuals
Price List
Refund and Returns Policy
Shipping Policy
Privacy Policy
Terms and Conditions

Get to Know Us

Find a Dealer
Become a Dealer
History
News & Updates
Testimonials
Find a Dealer
Store Directory

Customer Care

Track your Order
Customer Service
Returns/Exchange
Product Support
Financial Application
Price List
FAQs

© 2026 COLUSSI GROUP OF COMPANIES - All Rights Reserved

We Recommend

RefinEquip
Nova Pumps
Interpump
Colussi Group
News & Updates
History

My Account

My Account
Track your Order
Customer Service
Returns/Exchange
FAQs
Product Support

Customer Care

History
News & Tips
Testimonials
Store Directory
Documents & Manuals
Financial Application
Price List

About Us

FAQ’s
Warranty & T&C’s
Return Policy
Track your Order
Wishlist
Store Directory

Got Questions ? Call us! +61 29817 5433

* Name

* Email

* Phone No

Subject

* Enquiry

Sending...

Select at least 2 products
to compare

View comparison