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Karcher Cup Foam Lance Basic 3 900–2500L/h 4.112-055.0

SKU 4.112-055.0
BARCODE 4054278434971
By: Karcher
Original price $179.00 - Original price $179.00
Original price
$179.00
$179.00 - $179.00
Current price $179.00
Availability: This product will be delivered in 3-5 business days

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Delivery Notice:

Please allow 3-5 business days for processing before it's ready for delivery or pickup. All standard delivery options still apply.

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Karcher Cup Foam Lance Basic 3 (900-2500 L/h)

Maximize detergent efficiency and achieve superior vehicle cleaning results with the Karcher Cup Foam Lance Basic 3 (4.112-055.0). Standard low-pressure chemical injectors often produce a weak, runny soap mixture that slides off vertical surfaces immediately, providing zero dwell time. This professional-grade high-pressure foam lance completely aerates the cleaning chemical, projecting a thick, dense layer of clinging foam. This allows commercial degreasers and traffic film removers to dwell on the surface, actively dissolving severe road grime before the high-pressure rinse phase.

Engineered explicitly for Karcher commercial pressure washers operating with a water flow rate between 900 and 2500 Litres per hour (L/h), this premium attachment is constructed around a highly durable, heavy-duty brass base body. A critical feature of the Basic 3 is its highly accurate, three-stage dosing system (1%, 2%, 4%), controlled via an integrated selector plate. This prevents accidental adjustment during operation and can reduce chemical consumption by up to 50%. Complete with a 1-Litre ergonomic detergent bottle and the Karcher EASY!Lock connection system, this commercial foam cannon is an essential tool for automotive detailing, fleet washing, and industrial sanitation.

Ideal For:

  • Commercial Vehicle & Fleet Washing: The thick foam clings to the vertical sides of large trucks, trailers, and vans, dramatically increasing chemical dwell time to melt heavy road film.
  • Automotive Detailing Bays: Essential for applying high-quality 'snow foam' as a pre-wash to safely lift abrasive grit off vehicle paintwork without scratching.
  • Industrial Sanitation: Highly effective for rapidly applying foaming degreasers or sanitizers across large factory floors, tiled abattoirs, and food processing areas.

Key Features & Operational Benefits:

  • Extreme Chemical Economy: The optimized aeration chamber creates massive volumes of foam from minimal chemical. When paired with high-quality detergents, it reduces chemical usage by up to 50%.
  • 3-Stage Integrated Dosing: The selector plate allows operators to lock the chemical draw rate accurately at 1%, 2%, or 4%, preventing accidental knocks that lead to severe chemical wastage.
  • Heavy-Duty Brass Body: Forged from premium commercial brass to withstand the massive 300 Bar maximum pressure rating and resist corrosion from harsh alkaline degreasers.
  • EASY!Lock Connection: Features Karcher’s proprietary quick-thread system, allowing operators to attach the foam lance securely to the spray gun with a single 360-degree turn.

Technical Specifications:

  • Brand: Karcher
  • Part Number: 4.112-055.0
  • Product Type: Cup Foam Lance / Snow Foam Cannon
  • Flow Rate Compatibility: 900 – 2500 L/h
  • Maximum Pressure: 300 bar
  • Dosing Rates: 1%, 2%, 4%
  • Connection System: EASY!Lock
  • Tank Capacity: 1 Litre

Dispatch: Items marked as “In stock” or “Ready to be shipped” are usually dispatched within 1 business day after payment is received. If an item is not in stock and ordered from our supplier, please allow 3–5 business days for processing before it is ready for delivery or pickup. All standard delivery options still apply.

Shipping: Delivery costs are calculated at checkout based on your location and order size. Bulky items and chemicals may attract additional freight charges and cannot be sent to PO Boxes.

Delivery: Parcels are delivered by road freight. Authority to leave may be used if no one is available to receive the order. For full details, please see our Shipping & Delivery Policy

Business days to delivery

NSW
City 1 Day
VIC
Melbourne 1 Day
Regional 3–4 Days
QUEENSLAND
Brisbane 1–2 Days
Regional 3–4 Days
SOUTH AUSTRALIA
Adelaide 2–3 Days
Regional 4–5 Days
NORTHERN TERRITORY
All Areas 4–6 Days
WESTERN AUSTRALIA
All Areas 4–6 Days
TASMANIA
All Areas 4–6 Days
What is the difference between a foam lance and a standard chemical injector?

A standard chemical injector (usually at the machine pump) sprays a runny, watery soap mix at low pressure. A foam lance attaches to the end of the gun, mixing high-pressure water, air, and chemical together to shoot a thick 'shaving cream' style foam that clings to surfaces for deep cleaning.

Will this fit my domestic Karcher K3 or K5 pressure washer?

No. This foam lance utilizes the commercial Karcher 'EASY!Lock' connection system. It is engineered exclusively for heavy-duty commercial Karcher HD and HDS machines operating between 900 and 2500 Litres per hour.

How does the dosing system work?

It features a mechanical selector plate on the brass body. You can set it to draw chemical at exactly 1%, 2%, or 4% concentration. Because it clicks into place, you cannot accidentally bump it and waste expensive chemical, which is a common flaw in cheaper, dial-style foam cannons.

Can I use hot water through this foam lance?

Yes. The robust brass construction and high-grade seals are rated to accept inlet water temperatures up to 60°C safely.

What is the EASY!Lock connection?

EASY!Lock is Karcher's proprietary commercial thread system. Unlike traditional screw threads that require multiple turns, EASY!Lock connects components securely with just one single 360-degree twist, making accessory changes incredibly fast.

How much chemical does the bottle hold?

The ergonomic, wide-mouth bottle holds exactly 1 Litre of chemical detergent. Due to the high-efficiency aeration, 1 Litre of detergent can cover multiple commercial vehicles.

Can I use standard car wash soap?

Yes, but for the thickest, clinging foam, you should use detergents specifically formulated as 'Snow Foam' or high-foaming commercial traffic film removers (like Karcher VehiclePro RM 838).

Why is the foam coming out watery?

Watery foam is usually caused by two things: either your pressure washer's flow rate does not match the nozzle size (this unit requires 900-2500 L/h), or the internal brass aeration mesh is choked with dried soap and needs to be soaked in warm water.

Do you offer trade pricing for truck washing fleets?

Yes, Freshway Supplies provides volume pricing and trade accounts for automotive detailers, transport logistics fleets, and commercial car washes. Contact us to establish your account.

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