Perseus military grade DC cooling fans are developed and manufactured in strict accordance with the requirements of National Military Standard of China (GJB). After years of user experience and third-party testing, the product performance fully meets the requirements of temperature shock, acceleration, shock, vibration, heat, humidity electromagnetic compatibility, wide voltage start-up (-55°C), salt spray, fungus, damp heat and acid atmosphere.
Perseus military grade DC cooling fans are used in airborne environment, but they are also capable when being used in other stringent environments such as ground military vehicles, surface ships and railways. Some features of the product include speed sensors, speed control, failure detection, current limitation and many other customized futures. Some of the applications of our products include avionic cooling, electronic cooling, optics cooling and laser cooling. In order to cater to cabin environment, Perseus cabin series fans provide improved man-machine co-existence environment to reduce the noise pollution in the shelter. Perseus R&D team designed the cabin series fans which can reduce the noise by 5% ~ 15% compared with similar fans. Perseus military grade DC cooling fans offer premium noise reduction ability compared to other fans.
Complete after-sales service, years of industry experience and reputation make Perseus responsible for every product purchased by customers. Perseus offers free return and exchange within one year.
Product Detail
Product Name: Military grade DC cooling fans
Part Number: J54FZW25G-C
Bearing structure: Ball bearing
Frame and vane material: Aluminum alloy
Weight: 115g
Usage Platform: Airborne
Environmental Adaptability Standard:
Salt spray: ① Neutral salt spray 96h; ② Acid salt spray 192h.
Power supply characteristics: GJB181B-2012
Electromagnetic compatibility: CE102: in accordance with GJB151B-2013; RE102: in accordance with GJB 151B-2013 ① Inside of fixed wing, the distance between head and tail is less than 25m; ② Outside fixed wing or helicopter
Storage temperature |
Working temperature |
Fungus |
Damp heat |
Rain |
Sand and Dust |
Shock |
Vibration |
Temperature shock |
-55°C~+85°C |
-55°C~+85°C |
28d |
10d |
√ |
√ |
30g |
G(rms)= 9.844g |
3 times |
P & Q curve (at rated voltage)
Dimensions (mm)
Technical Description
Part number |
Voltage (V) |
Power (W) |
Speed (RPM) |
Airflow |
Wind pressure |
Noise (dB (A)) |
Signal feedback |
Speed control |
Salt spray |
Power supply characteristics |
CE102 |
RE102 |
||
CFM |
m3/h |
mmAq |
Pa |
|||||||||||
J54FZW39-25G-AC |
12 |
10.32 |
9000 |
47.3 |
80.31 |
22.8 |
223.4 |
55.0 |
RD |
PWM |
① |
- |
√ |
② |
J54FZW49-25G-AC |
24 |
10.32 |
9000 |
47.4 |
80.31 |
22.8 |
223.4 |
55.0 |
RD |
PWM |
① |
√ |
√ |
② |
J54FZW59-25G-C |
28 |
10.32 |
9000 |
47.4 |
80.31 |
22.8 |
223.4 |
55.0 |
RD |
PWM |
① |
√ |
√ |
② |
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