- SKU: V1188-MS-227-1600
- VENDOR: 4wdstore.au
High Pressure Washer Gun, 4000 Psi 280Bar, M22 Interface (14 Mm) Contains Karcher Quick Connector, 5 Water Nozzle Tips
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The gun is usually the first thing to fail on a pressure washer. The trigger goes spongy, then it weeps at the collar, and the pump behind it is still perfectly good. This replacement takes an M22 (14 mm) inlet and arrives with five nozzles.
Read the pressure figures carefully
The supplier quotes 280 bar / 4000 psi and a flow rate of 25 L/min. It does not state whether those are maximum or working figures, so treat them as headline ratings and confirm they sit above your own machine's output. The shell is engineering plastic over a stainless steel internal structure, with an alloy quick-connect adapter at the outlet. A red trigger lock is fitted, described by the supplier as a guard against children setting the gun off.
Five nozzles, five different jobs
The tips are colour-coded by spray angle: red at 0 degrees, yellow at 15, green at 25, white at 40 and black at 65. The narrow ones are for stripping work — mortar haze, caked clay in a wheel arch — while the 40-degree white tip is the one that should go anywhere near paint. All of them swap onto the 1/4 inch quick connector, so changing angle mid-wash costs a second.
Key features
- M22 (14 mm) inlet: the common thread on consumer pressure washer hoses.
- Karcher quick-connect adapter: the supplier states it installs on a Karcher quick-connect gun.
- Five colour-coded tips: 0, 15, 25, 40 and 65 degrees.
- Stainless steel internals: the wearing parts sit inside the engineering plastic shell.
- Red trigger lock: blocks the trigger when the gun is set down.
Specifications
- Pressure: 280 bar / 4000 psi (supplier figures; max or working basis not stated)
- Flow rate: 25 L/min (the supplier also quotes 7 US gal/min)
- Inlet: M22, 14 mm
- Outlet: 1/4 inch quick connector
- Maximum water temperature: 150 degrees (no unit stated by the supplier)
- Construction: engineering plastic shell, stainless steel internals, alloy adapter
What's in the box
- 1 x high pressure washer gun
- 1 x Karcher quick-connect adapter
- 5 x nozzle tips
Before you connect it
- Check your washer's outlet is M22 with a 14 mm insert before ordering; M22 fittings come in more than one insert diameter.
- The supplier does not say whether 280 bar / 4000 psi is a maximum or a continuous rating, so do not read it as licence to run a machine harder than its own specification.
- The stated maximum water temperature carries no unit in the supplier's text; confirm the hot-water limit with your machine's manufacturer before feeding heated water through it.
- Never aim the gun at people or animals — the 0-degree red tip will cut skin.
Check the thread and the pressure against your own machine and it is a quick swap.
Returns, Refunds and Replacements
Products that are received faulty, damaged, or not as described are eligible for a return, refund, or replacement in accordance with the Australian Consumer Law (ACL). We are committed to ensuring all products meet the standards of quality and reliability expected by our customers. However, please note that we do not accept returns or provide refunds for change of mind. We encourage you to carefully consider your purchase to ensure it meets your needs and expectations.
Delivery Timeframe
Please note that we cannot guarantee the exact date of arrival, and the delivery timeframes (excluding weekends and public holidays) are as follows:
- For customers in Victoria, approximately 7-10 working days;
- For customers in NSW, SA, ACT, and QLD, approximately 9-12 working days;
- For customers in WA, NT, and TAS, approximately 9-12 working days.
Free shipping on orders over $50
Standard delivery within 2–5 business days
Easy 30-day returns
Return items in original condition for a full refund


