Product Introduction
The ECNITY DC 12v 24v centrifugal vacuum blower rely on the electromagnetic induction principle of DC motors. A constant magnetic field generated by DC current drives the rotor and impeller. Brushed models use mechanical carbon brushes for commutation, while brushless models rely on Hall sensors. With simpler structures and control logic, they are well suited for short-distance, high-pressure airflow in compact spaces.
DC 12v 24v centrifugal vacuum blower technical parameters:
|
Model No. |
Rated |
Operation Voltage |
Rated |
Rated |
Rated |
Air Flow |
Air |
Noise |
|
VDC |
VDC |
A |
W |
RPM |
m3/h |
Pa |
dBA |
|
|
EN-F133-H046-D024-A01 |
24 |
18~32 |
2.50 |
60 |
2300 |
260 |
320 |
63 |
|
EN-S133-H046-D024-A01 |
||||||||
|
EN-F133-H046-D048-A01 |
48 |
36~57 |
1.25 |
60 |
2300 |
260 |
320 |
63 |
|
EN-S133-H046-D048-A01 |
||||||||
|
EN-F133-H046-D024-A02 |
24 |
18~32 |
4.40 |
105 |
2700 |
350 |
400 |
70 |
|
EN-S133-H046-D024-A02 |
||||||||
|
EN-F133-H046-D048-A02 |
48 |
36~57 |
2.20 |
105 |
2700 |
350 |
400 |
70 |
|
EN-S133-H046-D048-A02 |
Outline Drawing：
Performance Curve
Connection
|
DC Wire |
|
|
Color |
Function |
|
Red |
024 / 048VDC |
|
Blue |
GND |
|
Yellow |
0~10VDC/PWM |
|
White |
FG |
The DC 12v 24v centrifugal vacuum blower stability depends on type. Brushless models approach EC-level stability with noise levels of 45–60 dB(A) and reliable 24/7 operation. Brushed models require regular brush replacement and exhibit higher noise and wear over time, but their simple structure ensures acceptable reliability for budget-sensitive applications.
DC 12v 24v centrifugal vacuum blower prioritize lightweight and cost efficiency. Volutes are commonly ABS plastic or thin steel, while impellers are made from PBT reinforced with 30% glass fiber, providing flame retardancy and stable operation between –40°C and 65°C.
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FAQ
1. Do forward curved fans require balancing?
Impellers are factory-balanced before delivery. Additional balancing is usually not required if installation is done correctly.
2. Are forward curved fans suitable for residential HVAC units?
Yes. They are commonly used in residential and light commercial HVAC equipment due to compact size and quiet operation.
3. Can forward curved fans be customized?
Many manufacturers offer customization options including voltage, speed range, mounting method, and connector type.
4. What is the typical lifespan of a forward curved centrifugal fan?
Lifespan depends on operating conditions, load, and maintenance. Under normal conditions, long-term stable operation is achievable.