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SELV · 12V–48V · DC/EC

Low Voltage Fan DC & EC for Modern Electronics

Safe, efficient, and intelligent cooling for 12V, 24V and 48V systems. PWM control, tachometer output, and IP68 protection in ultra-compact packages.
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low voltage fan
  • 12V · 24V · 48V
  • Low voltage PCB & motor integration
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What is a Low Voltage Fan?

A low voltage fan operates at ≤60V DC (typically 5V, 12V, 24V, 48V) – the safety extra‑low voltage (SELV) range. Unlike AC fans, they offer precision speed control, low EMI, and direct battery compatibility. LINKWELL low voltage DC and EC fans are the top choice for electronics, automation, and e‑mobility.

  • 12V – computing, 3D printers, automotive
  • 24V – industrial control, robotics, LED
  • 48V – telecom, servers, renewable energy

Our Low Voltage Fan Families

All DC and EC fans inherently support low‑voltage operation. Choose the right platform for your application.

12V DC Fans

We utilize proprietary automated assembly lines, including custom machinery for processes, ensuring consistency and high-volume output.

IP54 / IP68
 

24V DC Fans

Industrial standard: robotics, control cabinets, AGV. High static pressure up to 18 mmH₂O, dual ball bearing, 50,000 hr @40°C.

locked rotor alarm

48V DC / EC Fans

Telecom & data center ready. EC version consumes 75% less power, 0‑10V/PWM control, ideal for 48V rack cooling.

80Plus efficiency

80-280mm

Size Range

110 V / 220 V

Voltage

–30°C ~ 80°C

Operation Temperature

50,000 hour

Service Life

Fan

Model

Size

(mm)

Voltage

(VAC)

Power

(W)

Speed

(RPM)

Airflow

(CFM)

AC Axial Fan LKA08025
LKA08025
80×80×25
110, 220
12/11
2500/2800
16.5/18.2
AC Axial Fan LKA08038
LKA08038
80×80×38
110, 220
13/12
2300/2500
47.6/56.1
AC Axial Fan LKA09225
LKA09225
92×92×25
110, 220
12/11
2350/2700
42.2/52.7
AC Axial Fan LKA11025
LKA11025
110×110×25
110, 220
12/11
2000/2200
41/45
AC Axial Fan LKA12025
LKA12025
120×120×25
110, 220
12/11
1800/2000
45/52.8
AC Axial Fan LKA12038 5 impeller
LKA12038-5
120×120×38
110, 220
19/18
2600/2900
77/82
AC Axial Fan LKA12038
LKA12038-7
120×120×38
110, 220
19/18
2500/2700
80/88
AC Fan LK13538
LKA13538
135×135×38
110, 220
20/18
2600/2800
86/95
AC Axial Fan LKA15051
LKA15051-5
150×150×51
110, 220
30/28
2700/3000
150/160
AC Axial Fan LKA15051 7
LKA15051-7
150×150×51
110, 220
32/30
2500/2600
175/185
AC Fan LKA17238 M
LKA17238-M
172×150×38
220
30/29
2800/3300
184/225
AC Axial Fan LKA17251 5
LKA17251-5
172×150×51
110, 220
30/28
2700/3000
150/160
AC Axial Fan LKA17251 7
LKA17251-7
172×150×51
110, 220
32/30
2500/2600
175/185
AC Fan LKA17252 M
LKA17252-M
172×172×52
220
40/39
2700/3200
233/281
AC Axial Fan LKA17255
LKA17255
172×162×55
110, 220
37/35
2800/3100
175/190
AC Axial Fan LKA18060
LKA18060
180×180×60
110, 220
42/40
2700/3000
260/290
AC Axial Fan LKA20060
LKA20060
202×202×60
110, 220
45/42
2600/2700
320/330
AC Axial Fan LKA20572
LKA20572
205×205×72
110, 220
60/80
2800/3200
630/680
AC Axial Fan LKA22060
LKA22060
220×60
110, 220
45/42
2600/2700
320/330
AC Fan LKA22060 M
LKA22060-M
220×220×60
220
61/77
2550/2780
585/649
AC Axial Fan LKA22580
LKA22580
225×225×80
110, 220
55/65
2600/2800
500/545
AC Axial Fan LKA25489
LKA25489
254×89
110, 220
50/70
2550/2450
492/433
AC Fan LKA25490 M
LKA25490
254×254×90
220
86/104
2660/3000
860/1003
AC Axial Fan LKA28080
LKA28080
280×280×80
110, 220
110/150
2550/2700
1015/1050
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DC Fan Series

Fan

Model

Size

(mm)

Voltage

(VAC)

Power

(W)

Speed

(RPM)

Airflow

(CFM)

DC Fan LK8025
LK8025
80×80×25
12, 24, 48
0.96 – 3.00
2500 – 4000
26.67 – 44.05
DC Fan LK8038 HP
LK8038-HP
80×80×38
12, 24, 48
2.88 – 21.60
4000 – 8000
46.54 – 102.23
DC Fan LK9225
LK9225
92×92×25
12, 24, 48
1.56 – 6.24
2500 – 4500
38.12 – 73.2
DC Fan LK9238HP
LK9238-HP
92×92×38
12, 24, 48
3.24 – 21.60
4000 – 7500
67.27 – 126.12
DC Fan LK12025
LK12025
120×120×25
12, 24, 48
1.80 – 7.20
2000 – 3500
60.23 – 105.4
DC Fan LK12038
LK12038
120×120×38
12, 24, 48
3.60 – 19.20
2500 – 4500
95.54 – 171.7
DC Fan LK12038 HP
LK12038-HP
120×120×38
12, 24, 48
9.60 – 36.00
3500 – 5500
155.64 – 244.57
DC Fan LK15050
LK15050
150×150×50
12, 24, 48
13.20 – 42.24
3000 – 4500
220.94 – 311.41
DC Fan LK17250
LK17250
172×150×51
12, 24, 48
14.40 – 43.20
3000 – 4500
215.64 – 306.42
DC Fan LK17250D
LK17250D
172×150×51
24, 48
156 – 245
6500 – 8000
490 – 605
DC Fan LK20060
LK20060
200×200×60
12, 24, 48
25.80 – 65.76
2500 – 3500
380.17 – 532.24
DC Fan LK20572
LK20572
205×205×72
12, 24, 48
57.6 – 120.0
2200 – 3300
531.3 – 798.3
DC Fan LK22060
LK22060
220×60
12, 24, 48
24.0 – 57.6
2000 – 3000
396.7 – 581.0
DC Fan LK22580
LK22580
225×225×80
12, 24, 48
57.6 – 120
2200 – 3300
533.5 – 806.0
DC Fan LK25489 7
LK25489
254×89
12, 24, 48
19.2 – 96
2000 – 3000
628.3 – 970.1
DC Fan LK28080
LK28080
280×280×80
12, 24, 48
57.6 – 168.0
2000 – 3000
790.1 – 1209.1

Fan

Model

Size

(mm)

Voltage

(VAC)

Power

(W)

Speed

(RPM)

Airflow

(CFM)

EC Fan LKE6025
LKE6025
60×60×25
110~240
2, 4, 6
4000, 6000, 8000
14.1~28.7
EC Fan LKE7025
LKE7025
70×70×25
110~240
2, 3, 4
2500, 3000, 3500
21.6~29.9
EC Fan LKE8025
LKE8025
80×80×25
110~240
3, 4, 5
2400, 2800, 3200
26.3~35.2
EC Fan LKE8038
LKE8038
80×80×38
110~240
3, 4, 6
2500, 3000, 3500
29.7~44.2
EC Fan LKE9225
LKE9225
92×92×25
110~240
3, 5, 6
2000, 2500, 2800
30.1~42.1
EC Fan LKE9238
LKE9238
92×92×38
110~240
4, 5, 7
2500, 3000, 3500
50.1~71.0
EC Fan LKE12025
LKE12025
120×120×25
110~240
3, 4, 7
1800, 2200, 2600
55.6~79.6
EC Fan LKE12038 7
LKE12038-7
120×120×38
110~240
6, 8, 12, 18
2500, 3000, 3500, 4000
110.7~170.6
EC Fan LKE12038 5
LKE12038-5
120×120×38
110~240
6, 8, 12, 18
2500, 3000, 3500, 4000
79.3~125.0
EC Fan LKE15051
LKE15051
150×150×51
110~240
16, 22, 35
2500, 3000, 3500
182.2~258.1
EC Fan LKE17251 A
LKE17251-A
172×150×51
110~240
16, 22, 35
2500, 3000, 3500
177.4~253.9
EC Fan LKE17251 B
LKE17251-B
172×51
110~240
16, 22, 35
2500, 3000, 3500
179.6~254.8
EC Fan LKE20060
LKE20060
200×200×60
110~240
25, 45
2000, 2500
392.8~493.3
EC Fan LKE20572
LKE20572
205×205×72
110~240
60, 95, 145
2500, 3000, 3600
602.7~851.7
EC Fan LKE22060
LKE22060
220×60
110~240
25, 45
2000, 2500
396.6~490.8
EC Fan LKE22580
LKE22580
225×225×80
110~240
60, 95, 145
2500, 3000, 3600
619.2~869.5
EC Fan LKE25489
LKE25489
254×89
110/120~220/240
110, 115, 145
2000, 2500, 3200
628.3~981.6
EC Fan LKE28080
LKE28080
280×280×80
110~240
45, 75, 145
2000, 2500, 3200
790.1~1225.7
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Key Technologies in Low Voltage Fans

All DC and EC fans inherently support low‑voltage operation. Choose the right platform for your application.

PWM control

4‑wire PWM allows infinite speed variation without losing torque. Ideal for thermostatic regulation.

Tachometer output

FG / RD signals for real‑time speed monitoring and failure detection.

IP68 protection

Fully sealed against dust/water for outdoor or wash‑down environments.

Soft‑start & reverse polarity

Built‑in protection for 24/7 operation in critical automation.

Low Voltage Fan Applications

low voltage fans in telecom 48v racks applications

Telecom 48V racks

LINKWELL 48V DC/EC fans deliver reliable cooling for telecom shelters and server racks. With PWM control and IP68 protection, they ensure continuous operation in 48V infrastructure while reducing energy consumption by up to 75%.

low voltage fans in robotics & agvs applications

Robotics & AGV

Our 24V DC fans provide precision cooling for robotic controllers and AGV battery packs. Compact design with high static pressure, tachometer output, and 50,000-hour lifespan ensures dependable performance in dynamic automation environments.

low voltage fans in pc industrial computer applications

PC / industrial computer

LINKWELL 12V fans offer silent, efficient cooling for industrial PCs and workstations. Available with PWM speed control and ultra-thin profiles (10-25mm), they maintain optimal temperatures for processors and sensitive electronics 24/7.

Certifications of Low Voltage Fans

AC axial fan RoHS certificate
AC cooling fan EMC certificate
AC fan EMC certificate
AC fan UL certificate

FAQ of Low Voltage Fans

What's the difference between 12V, 24V, and 48V fans?

The voltage determines application: 12V fans suit computers and automotive; 24V fans dominate industrial controls and robotics; 48V fans are standard in telecom and servers. Higher voltage generally means lower current for the same power, reducing wiring losses.

No, never. Applying double voltage will overheat the motor and destroy it immediately. Always match the rated voltage. Some EC fans accept wide voltage ranges (e.g., 18-30V), but always check the specification label first.

Speed can be controlled via PWM (pulse width modulation) signal, variable DC voltage, or built-in potentiometer. PWM is most efficient and precise, maintaining torque across the speed range. Our fans support standard 25kHz PWM frequency.

PWM (pulse width modulation) rapidly switches power on and off to control fan speed. It maintains torque even at low speeds, reduces noise, and saves energy. Essential for applications requiring variable cooling based on temperature.

Tachometer output provides real-time speed feedback. FG (frequency generator) reports actual RPM; RD (rotation detector) alarms when fan stops. Critical for critical systems like servers and medical equipment where failure must be detected immediately.

Quality brushless DC fans last 50,000 to 70,000 hours at 40°C (about 5-8 years continuous operation). Lifespan depends on bearing type (ball vs. sleeve), operating temperature, and duty cycle. LINKWELL fans use dual ball bearings for maximum reliability.

Standard fans are IP54 (dust-protected), while our industrial series offers IP68 fully sealed against dust and continuous water immersion. IP68 is ideal for outdoor telecom, food processing, and wash-down environments.

Ready to Solve Your Cooling Challenge

Contact our engineering and sales team for specifications, pricing, or a custom solution discussion.

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