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Fire protection with  
environmental care
What is Sinorix NXN?
Sinorix NXN is the latest generation of inert 
gas extinguishing technology, and completes 
the Siemens fire safety offering. It is based 
on the three, natural extinguishing agents, 
argon, nitrogen and carbon dioxide, and 
features a completely new mechanical 
design concept.
Why is Sinorix NXN different?
Sinorix NXN comes with ADVtechnology 
(Advanced Double actuation Valve  
technology) – a radically new cylinder valve 
concept: system design, installation and 
maintenance are now all simpler, faster 
 and more efficient. 
The same set of components is used for all 
extinguishing agents, making planning, 
installation and maintenance easier, faster 
and more flexible.
The cylinder valve can be opened with  
a lower pressure, which means that just  
one pneumatic actuator type covers the  
full pressure range (8–360 bar). Just one 
type of cylinder valve is used for all cylinders 
and all actuation types: electric, pneumatic, 
double pneumatic, and manual.
The valve actuators, such as electric, pneu-
matic, double pneumatic, and manual are 
smaller and lighter and can be mounted by 
hand with minimal force.
Safe for the environment
Selecting sustainable products that  
protect the environment is a vital concern 
for us all. Sinorix NXN uses only agents and 
compounds, which are found naturally in 
our atmosphere and do not harm the envi-
ronment. They are neither subject to any  
regulatory restrictions, nor do they damage 
the ozone layer. 
Are natural extinguishing agents suitable 
for every type of application?
In pure form or mixed compounds, natural 
extinguishing agents provide outstanding 
properties to combat a wide variety of fire 
hazards. Their respective traits give Sinorix 
NXN great flexibility when designing the 
appropriate fire safety concept. 
To be specific, nitrogen is most suitable 
when protecting critical electrical infrastruc-
ture, such as that typically found in switching 
rooms, energy storage systems or data 
centers. Argon is the perfect fit for areas at 
risk of metal fires and for chemical storage 
rooms. Whereas, carbon dioxide is used in 
local, unmanned applications, such as oil 
baths and transformer stations.
Argon, nitrogen and carbon dioxide all 
follow the EN standards and guidelines and 
are VdS, as well as CNPP certified.
Safe and sustainable
Sinorix NXN only uses natural 
agents and compounds for 
reliable extinguishing that does 
not harm the environment.
Typical applications
Gas turbines
Power distribution/ 
E-houses
Cable ducts
Industrial  
applications
Telecommunication 
systems
Data centers and  
server rooms
Li-ion battery 
storage systems
Electrical switching 
rooms




