DYNAJET
350mdh

Item No. 1546813

The DYNAJET 350mdh is a compact hot- and cold-water high-pressure water jetting system designed for flexible installation in a wide range of professional applications. Delivering up to 350 bar and 16 l/min, it combines high-pressure performance with reliable operation where flexibility, durability and independent operation are essential.

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.

Compact hot- and cold-water cleaning for mobile use

The DYNAJET 350mdh is designed for professional users who need a compact hot- and cold-water high-pressure water jetting system that can be installed as a permanent unit or integrated into customised mobile solutions. Its compact footprint makes it easy to combine with water tanks, hose reels and other equipment, while also making it well suited to fixed installations where space is limited.

Delivering up to 350 bar and 16 l/min, the 350mdh is developed for demanding applications where higher pressure is required for efficient water jetting performance. The combination of hot- and cold-water capability, a proven industrial diesel engine and durable industrial components ensures dependable day-to-day operation under demanding working conditions.

Adjustable working pressure and suction pressure control support reliable operation across a wide range of applications, while the compact, service-friendly layout contributes to straightforward maintenance and long service life.

Whether installed in a service vehicle, enclosed trailer or as part of a fixed installation, the DYNAJET 350mdh provides a durable and flexible water jetting solution for demanding professional use.

Also available with the HELI technology as the DYNAJET 350mdh HELI.

350 bar
Working Pressure
95 °C
Water Temperature
16 L/min
Flow Rate
FLEXIBLE MDH MODULE DESIGN

The compact DYNAJET 350mdh can be mounted on a pallet, fitted with wheels or installed in a van or trailer. This modular setup supports mobile cleaning tasks and easy integration into different working environments.

DYNAJET 350mdh high-pressure cleaner, view 6
SOLENOID-FREE HOT WATER CONTROL

The patented burner control without solenoid valves enables safe, efficient hot-water operation with instant-stop. Combined with stepless pressure adjustment, it supports precise cleaning and reduced wear in daily professional use.

DYNAJET 350mdh high-pressure cleaner, view 4
Specifications
System
Hot- and cold-water high-pressure cleaners
Type
Skid/Stationary
Pressure class
350 bar (5,075 PSI)
Maximum flow rate
16 l/min (4.23 USgal/min)
Pressure variable
Yes
Minimal pressure
100 bar (1,450 PSI)
Pump revolution speed
Max. 1450 rpm
Hydraulic power
11 kW (15 Hp)
Pump
Ceramic triplex plunger
Temperature
Max. 95 °C
Input port
GEKA
Output port
M22x1.5 ET
Drive type
Diesel motor
Motor power
13 kW (18 Hp)
Motor speed
Max. 3000 rpm
Motor type
Kubota 3-cylinder diesel motor (water-cooled)
Power transmission from motor to pump
Belts
Fuel consumption
3.9 l/h (1.03 USgal/h) (average)
Volume fuel tank
Approx. 70 l (18.50 USgal)
Dimensions (L/W/H)
120 x 80 x 112 cm
Medium
Clear water, up to 40 °C (104 °F), min. 1.8 bar (26 PSI) to max. 6 bar (90 PSI) supply pressure
Heating power oil burner/Dynabox
Max. 115 kW (159 Hp)
Consumption of oil burner (hot water devices only)
7 l/h (at 60% workload)

Scope of delivery

Standard equipment

lifting eye, crankshaft pump, high-pressure gauge, powerful diesel engine, hand-throttle control, stainless-steel water filter, supply-pressure and water temperature-monitoring, hot-water system, safety valve

Standard accessories

10 m high-pressure hose for hot/cold-water, high-pressure cleaning gun with extension pipe (total length approx. 800 mm), nozzle carrier and 15° flat-jet nozzle, storage box