DYNAJET
Tank washing system TWS 400, stainless steel

Item No. 495800

The TWS 400 stainless is a tank-cleaning system for the interior cleaning of tanks, drums, barrels and containers. It is built for professional pipe and container cleaning applications where reliable coverage and controlled cleaning performance matter.

Working pressure should match the task. Surface preparation and general maintenance typically use 150 to 500 bar, while industrial coating removal and concrete work require higher pressure. Contact your nearest distribution partner for guidance on the right pressure and flow rate for your specific job.

DYNAJET high-pressure cleaners are built in Tjæreborg, Denmark, for daily professional use. Spare parts and service are available through our distribution partners. For warranty terms specific to your unit, contact your local distribution partner.

DYNAJET high-pressure cleaners are built to comply with applicable safety and emissions standards. Operators should always follow local safety regulations and use appropriate protective equipment.

DYNAJET is sold exclusively through distribution partners worldwide, giving operators local access to product expertise, spare parts and service. If you do not know your local partner, contact us directly and we will help you find the right support in your region.

Efficient interior cleaning for containers and tanks

The DYNAJET TWS 400 stainless is designed for professional interior cleaning tasks in tanks, drums, barrels and other containers. It combines a rotor with two shape A nozzles to deliver thorough cleaning coverage in a compact, purpose-built system.

Driven by nozzle reaction force, it operates without any external drive, which keeps setup simple and supports straightforward use in daily industrial cleaning work. The rotor speed can be adapted through the nozzle position, allowing the cleaning action to be matched to the application.

With its stainless steel housing, the TWS 400 stainless is a robust solution for demanding environments where durability and reliable handling are important. It is a practical accessory for users who need controlled internal cleaning with consistent results.

Specifications
Pressure classes
350
Maximum pressure
400 bar (5,800 PSI)
Maximum flow rate
60 l/min (15.90 USgal/min)
Maximum temperature
Max. 90 °C
Hydraulic power
46 kW (63 Hp)
Input connection type
M22x1,5 ET
Outer diameter
300 mm
Pipe and tank cleaning application
Container and tank cleaning
Drive type
Self-driven
Manufacturer compatibility
DYNAJET, Falch, Oertzen
Compatible with hot water systems
Yes

Description

DYNAJET TWS 400 tank-cleaning system
For interior cleaning of tanks, drums, barrels and containers. Fully equipped with rotor and 2 shape A nozzles. Designed for 350 bar (5,075 PSI) and 21 l/min (5.56 USgal/min). Connection for hose: M22 x 1.5 ET. Driven by nozzle reaction force without any external drive. Rotor speed can be adapted via the position of the nozzles on the rotor. Stainless steel housing