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

- × Blaster Carwash 11ltr@1600psi
  
  Vendor:
  
  1 × $3,734.00
- × High Pressure Ball Valve FF Steel 7250psi 1/4"
  
  Vendor:
  
  1 × $55.00
- × Oil Sae 75W85 1Lt Gear
  
  Vendor:
  
  1 × $18.00
- × Nipple Brass 1 1/2" Male x 1 1/2" Male
  
  Vendor:
  
  1 × $16.81
- × Whirl A Way 3 Arm 24"
  
  Vendor:
  
  1 × $159.00
- × Interpump Manifold 18 Nickel Series 44 W140 WW962
  
  Vendor:
  
  1 × $1,094.17
- × Interpump Quick Connect Part A 1/4" F
  
  Vendor:
  
  1 × $11.12
- × Asturo IM Misting Gun 1.7
  
  Vendor:
  
  1 × $120.00
- × Interpump Gearbox Gasket RS99
  
  Vendor:
  
  1 × $11.85
- × Interpump Nozzle K7 Ø2.2
  
  Vendor:
  
  1 × $17.89
- × Elbow Hose Tail Brass 1/4" Male x 8mm Tail
  
  Vendor:
  
  1 × $6.64
- × Interpump Motor Pump Set M14/120 Pressure Reg Only
  
  Vendor:
  
  1 × $2,027.15
- × VALVE CAP MMD M22x1.5 OR MM-2 HT
  
  Vendor:
  
  1 × $17.23
- × Interpump Female Insert Quick Lance Turbo
  
  Vendor:
  
  1 × $27.58
- × VALVES PUMP GM-1 Ø20 - Ø22 KIT
  
  Vendor:
  
  1 × $96.00
- × Bertolini Oil Sight Glass ORing KTL RAL RAS
  
  Vendor:
  
  1 × $2.61
- × Mazzoni Kit Seal 22mm GM-CW
  
  Vendor:
  
  1 × $125.54
- × Bertolini Ceramic Bolt KTL2035
  
  Vendor:
  
  1 × $8.28
- × Interpump Piston 24x54 W2141 W2030 T1750
  
  Vendor:
  
  1 × $140.39
- × CYLINDER ø18 PUMP PMD-CW KIT
  
  Vendor:
  
  1 × $66.46
- × Blaster Petrol 21ltr@3600psi
  
  Vendor:
  
  1 × $7,278.00
- × Interpump Kit 11 Head Ring D 22
  
  Vendor:
  
  1 × $16.71
- × Interpump Conrod W203
  
  Vendor:
  
  1 × $229.46
- × Exitflex Thermo Plastic Hose 1/2" 120MT 4000psi
  
  Vendor:
  
  1 × $2,480.00
- × Elbow Hose Tail Brass 1/2" Male x 3/4" Tail
  
  Vendor:
  
  1 × $17.65
- × Reducing Bush Brass 1/4" Female x 1/4" Male
  
  Vendor:
  
  1 × $3.74
- × MV Idrojet 1 High Pressure Variable Angle Noz 060
  
  Vendor:
  
  1 × $33.32
- × HMS5021BARE
  
  Vendor:
  
  1 × $7,001.00
- × Blaster Electric 15ltr@3600psi
  
  Vendor:
  
  1 × $6,397.00
- × Nozzle Fanjet SS 1/4" Meg 15* 075
  
  Vendor:
  
  1 × $17.14
- × Starter Motor Vanguard
  
  Vendor:
  
  1 × $383.95
- × Interpump Quick Connect Part B 3/8" M
  
  Vendor:
  
  1 × $28.07
- × Interpump AB140 140L/Min 650rpm Series 68AGRI
  
  Vendor:
  
  1 × $5,804.02
- × Interpump Backing Ring ORing 28.3 x 1.78 Series 63
  
  Vendor:
  
  1 × $1.35
- × HMS4322D
  
  Vendor:
  
  1 × $13,599.00
- × Nova Pump Seal Kit Silicon
  
  Vendor:
  
  1 × $100.00
- × High Pressure Hose 1/4" 30MT
  
  Vendor:
  
  1 × $330.00
- × Interpump Conrod Turbo Pump 8.90
  
  Vendor:
  
  1 × $45.21
- × 400mm Water Broom
  
  Vendor:
  
  1 × $116.00
- × Blaster Petrol 20ltr@5000psi
  
  Vendor:
  
  1 × $10,451.00
- × Interpump Cap D.29 W3523
  
  Vendor:
  
  1 × $52.22
- × Insulator Packing Honda GX160 16212ZH8800*
  
  Vendor:
  
  1 × $3.12
- × Twin Reel Holder Horizontal
  
  Vendor:
  
  1 × $400.00
- × Interpump Kit 2 Seal Oil Plunger D 22x32x5.5
  
  Vendor:
  
  1 × $36.17
- × Interpump Ceramic Piston D30x70 W155 W159
  
  Vendor:
  
  1 × $455.30
- × Interpump Kit 4 Valve Cap Brass
  
  Vendor:
  
  1 × $184.47
- × Low Pressure Ball Valve 1/2" FF SS 1000psi 2pcs
  
  Vendor:
  
  1 × $25.00
- × Labour Hose Repair/Fitting/Assembly
  
  Vendor:
  
  1 × $12.00
Subtotal: $63,256.62

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:
48

Search for:

HomeAccessoriesValvesUnloader ValvesInterpump K7.3 Unloader Valve

“Labour Hose Repair/Fitting/Assembly” has been added to your cart. View cart

Interpump K7.3 Unloader Valve

Accessories, Automatic Unloader Valve, Unloader Valves, Valves

Interpump K7.3 Unloader Valve

Interpump K7.3 Unloader Valve 3000psi, 25-41L/M, 3/8″

$285.12 Including Taxes

Interpump K7.3 Unloader Valve quantity

Description
Reviews
Vendor Info
More Products

Interpump K7.3 Unloader Valve 3000psi, 25-41L/M, 3/8″

SKU: IPZK7.3 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 K7.3 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!

Mazzoni, Mazzoni Motors
MEC132
Mazzoni, Mazzoni Motors
MEC132

0 out of 5
(0)

[cg_accordion title=”Typical Applications”] … [/cg_accordion] [INSERT_ELEMENTOR id=””]

SKU: 2.081.12.002, 2.081.12.029

Select options
This product has multiple variants. The options may be chosen on the product page
Compare
Mazzoni Ceramic Pistons, Mazzoni Parts, Mazzoni Pump Kits, Mazzoni Pump Parts, Parts
CERAMIC PISTON ø28 PUMP GM-1 KIT
Mazzoni Ceramic Pistons, Mazzoni Parts, Mazzoni Pump Kits, Mazzoni Pump Parts, Parts
CERAMIC PISTON ø28 PUMP GM-1 KIT

0 out of 5
(0)

[cg_accordion title=”Typical Applications”] Aviation Industry Hotels and Apartments Cleaning Contractors Garages Retail Stores Car Detailers Office Buildings Large Workshops and Factories Car Wash [/cg_accordion] [INSERT_ELEMENTOR id=””]

SKU: MZP9.004.012

Read more

Compare
Uncategorized
Call Out Charge
Uncategorized
Call Out Charge

0 out of 5
(0)

SKU: LABCALL
$100.00 Including Taxes
Add to cart

Compare
Kits & Accessories, Mazzoni
CERAMIC PISTON ø15 PUMP MMD-EDM-E4 KIT
Kits & Accessories, Mazzoni
CERAMIC PISTON ø15 PUMP MMD-EDM-E4 KIT

0 out of 5
(0)

[cg_accordion title=”Typical Applications”] Aviation Industry Hotels and Apartments Cleaning Contractors Garages Retail Stores Car Detailers Office Buildings Large Workshops and Factories Car Wash [/cg_accordion] [INSERT_ELEMENTOR id=””]

SKU: MZP9004020
$49.23 Including Taxes
Add to cart

Compare
Brass, Fittings, Hose Tails
Hose Tail Brass 1 1/2″ Male x 1 1/2″ Tail
Brass, Fittings, Hose Tails
Hose Tail Brass 1 1/2″ Male x 1 1/2″ Tail

0 out of 5
(0)

Hose Tail Brass 1 1/2″ Male x 1 1/2″ Tail
RWC-06003-2424

SKU: CEBHT11/2MX11/2TAIL
$23.95 Including Taxes
Add to cart

Compare
Kits & Accessories, Mazzoni
Mazzoni Kit Seal 18mm PMD
Kits & Accessories, Mazzoni
Mazzoni Kit Seal 18mm PMD

0 out of 5
(0)

SKU: MZP9003003
$77.91 Including Taxes
Add to cart

Compare

Related products

Accessories, Car Wash, Vacuum Cleaners, Ware House
REVERSIBLE HYDRAULIC MOTOR PUMPS WITH ACCESSORIES
Accessories, Car Wash, Vacuum Cleaners, Ware House
REVERSIBLE HYDRAULIC MOTOR PUMPS WITH ACCESSORIES

0 out of 5
(0)

[cg_accordion title=”Typical Applications”] [/cg_accordion] [INSERT_ELEMENTOR id=””]

SKU: 3.071.32.001, 3.071.32.000

Read more

Compare
Accessories, Drain Nozzles, Nozzles, Retro Jet
PA Drain Nozzle 1/4″M 040
Accessories, Drain Nozzles, Nozzles, Retro Jet
PA Drain Nozzle 1/4″M 040

0 out of 5
(0)

PA Drain Nozzle 1/4″M 040 1F 3B 3650psi

SKU: PA25120151
$35.46 Including Taxes
Add to cart

Compare
Accessories, Drain Nozzles, Nozzles, Spinning
PA URF180 Rotating Head
Accessories, Drain Nozzles, Nozzles, Spinning
PA URF180 Rotating Head

0 out of 5
(0)

PA URF 180 Rotating Head 2 x 1/8″ BSP 4050psi 30L/Min

SKU: PA25113000
$140.41 Including Taxes
Add to cart

Compare
Accessories, Chemical Venturies, Venturies
PA Black Chemical Injector Extended 3/8″ BSP mm
Accessories, Chemical Venturies, Venturies
PA Black Chemical Injector Extended 3/8″ BSP mm

0 out of 5
(0)

PA Black Chemical Injector Extended 3/8″ BSP mm
220bar 10L/Min

SKU: PA21060012
$78.55 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
Blaster Hydraulic 15lt@3000psi $3,692.00 Including Taxes
Lay Flat 20Mt 2" Hose $245.00 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 *

Comment

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