Introduction
The H20-120 series CPU liquid
cooling kits continue our tradition of plug-and-play high
performance systems, by bringing to power users the efficiency
and quiet operations of a carefully matched 120mm radiator
and fan. Whereas the H20-120 cooling kits will readily
install in most chassis featuring at least one 120mm fan
opening, they can also be installed without case modifications
in almost any desktop computer by using our
optional patent pending MCB120
"Radbox".
Reliability of
the kits is guaranteed by the new MCP650
pump featuring a 5 year lifetime.
The H20-120 series CPU cooling
kits include a number of options
to accommodate most configurations, from serious to extreme
cooling.
Performance features:
- High thermal dissipation is achieved
with a single MCR120-FB 120 mm copper-core
radiator featuring a 120x25mm fan optimized for low
noise (34dBA) and high back pressure.
- Superior performance at reasonable
noise can also be achieved by adding a second MCR120-FB
for a gain of up to 3°C.
- Extreme performance MCW6000
series water-blocks
- Extreme performance MCP650
12 Volts DC industrial pump
- 1/2" OD tubing for optimum flow
rate, and reasonable bulk
Convenience & reliability features:
- 12 Volt DC pump plugs directly into
computer power supply
- High-reliability, no-maintenance
industrial pump features quiet operations thanks
to brushless motor, and is rated at 50,000 hour MTBF(Mean
Time Between Failures) equivalent to 5 year lifetime
- FBK525
fill & bleed assembly fits entirely into a single
5 1/4" bay : no reservoir is needed, resulting
in space saving, and uncluttered installation.
- 120mm slim form factor radiator fits
into most chassis equipped with at least one 120mm opening
for fan intake or exhaust, and can optionally be installed
externally to the back of any chassis featuring at least
one 60, 80 or 92mm exhaust fan, by using our patent
pending MCB120 "Radbox"
- Safety: Ability to leak-proof
the system with no liquid in it. This allows
users to install the cooling kit in a system already
populated with all its components safely.
- Quick-connect fittings, for safe and
expeditious installation.
- Plug-and-play waterblock installation,
doesn't require removing the motherboard, and tubing
is factory pre-installed.
- Coolsleeves
coils completely eliminate flattening of the tubes over
time, and enable users to bend soft vinyl tubing at
extremely sharp radii without kinking.
Optional devices and configurations:
- Add a VGA cooler such as the MCW50
- Add a chipset cooler such as the MCW20
- Add a second water block for multiprocessor
applications, such as dual AMD®, dual Xeon,
or dual Opteron.
- Add a second MCR120-FB
radiator for a performance gain of 3°C average at
equal heat load. Note: this option is always recommended
in dual processor configuration.
Kit configurations & Models: See
page 2
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Performance
data
To characterize the kits' performance
with different configurations, each kit was installed
in a bare chassis with a heat die simulator and then
tested in an environmental chamber where the radiator
fan inlet air temperature was held at 25.00°C ±0.02.
The thermal resistance of the system
could then be characterized by the difference between
the fan's inlet air temperature and the heat die, divided
by the heat load in Watts; such ratio is commonly referred
to as the "C/W".
Users comparing their or other systems and data are
cautioned that such comparability is tightly dependent
upon how accurately the heat load (Watts) is characterized.
|
Kit Model
|
Radiator/Fan
configuration (*)
|
|
System °C/W
(***)
|
Fan Noise, dBA
(per specs, and est.****)
|
|
H20-120
|
1 radiator
|
115 Watts
|
0.215
|
34
|
|
H20-120
|
2 radiators in
series
|
115 Watts
|
0.189
|
~37
|
* Testing performed with the fan(s) shipped with the
kit
** actual Watts measured at the heater of die simulator
*** Noting that "C/W"s are specific to an
individual test bench (due to the lack of standard test
methods); the system C/Ws described are those actually
determined with a specific water-cooling kit under the
conditions described above.
**** Fan noise estimate based on: "If the speed
of a fan is reduced by 20%, the decibel level will reduce
by 5 dB.", and "addition of a second equal
source increases the sound level by ~3dBA".
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INDIVIDUAL AND OPTIONAL
COMPONENTS SPECIFICATIONS
- MCW6000 CPU waterblock: see complete
specifications here
- MCP650 12 Volts DC pump: see
complete specifications here
- MCW50 VGA waterblock: see complete
specifications here
- MCW20 Chipset cooler: see complete
specifications here

- 2-pass Radiator specifically developed for PC watercooling
- 1/2" (tube OD) quick-connect adapters
included.
- High-durability custom formulation acrylic paint finish
- Rated for 378KCal per hour (1501 BTU per hour) or
440W*
- 120 mm (4.72 inch) core consisting of flat brass tubes
for maximum heat conductivity
- High-density louvered copper fin configuration for
enhanced heat dissipation
- Built-in plenum chamber for increased performance
and noise reduction
- Self-tapping 120mm fan and case mounting holes for
ease of installation
- Compact 157 x 133 x 25 mm (5.9 x 5 x 0.98 inch) dimensions
allows it to fit inside most mid-tower cases
(*) Manufacturer rating, 100 CFM, .28inH2O fans, 6 l/min
flow rate
|
Radiator Assembly
Dimensions - Part # MCR120-FB
|
|
Thickness
|
Height
|
Core width
|
Inlet Outlet tube
size
|
|
0.98"
(25mm)
|
5.9"
(157mm)
|
5.00"
(133mm)
|
1/2"
(tube OD)
quick connect
adapters included
|
|
Fan Specifications
- Part # WFB1212M
|
|
Voltage
(V)
|
Current
(mA)
|
Speed
(RPM)
|
Volume
(CFM)
|
Static
pressure
(InH20)
|
Sound
Noise
(dBA)
|
|
12
|
.20
|
2100
|
72.4
|
.134
|
34
|
FBK525 Fill & bleed
assembly
This 1/2" fill & bleed kit replaces
a reservoir. It fits in any 5 1/4" bay, and occupies
only one slot. Thanks to convenient retention clips, the
FBK525 can be installed just about anywhere in the computer.
New inlet and discharge ball valves also offer added convenience
for quick and easy insertion and removal of the tubes.
The FBK525 allows users to fill the circuit
with coolant, and conveniently bleed it of any air bubbles.
The kit ships with two 2 1/2ft long, 1/2" tubes for
fill and bleed operations.

Inherent advantages of this kit compared
to previous versions are:
- Height: fits entirely into (1) one
5 1/4" bay.
- Snap-in retention clips allow greater
flexibility of placement anywhere inside the chassis.
- Possible installation of a rheobus
in the same slot as the FBK525
- Direct access to the inlet and discharge
valves from the front of the chassis
- New inlet and discharge quick-connect
ball valves feature easy tube insertion and removal.
Advantages of such kit versus 5 1/4"
reservoirs:
- Safety: Ability to leak-proof
the system with no liquid in it, by placing
the circuit under vacuum (simple suction per installation
guide page 11). This allows users to install the
cooling kit in a system already populated with all its
components safely.
- Rapid operations: the FBK525
kit allows system builders to fill-up the circuit with
an external sump-pump in a few seconds.
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Back to top
(*) to the exception
of the optional chipset cooler, which requires removal
of the motherboard.
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