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Lefoo 12VDC Brushless Circulation Pump

Micro circulating pumps are referred to as water circulation pumps, which are designed to generate a forced fluid circulation in a closed system. Examples that apply circulation system for water filter machine or coffee machine. Mini BLDC water pumps transfer instant hot water throughout pipework. In situations without a bldc submersible pump, hot water can not move forward until the cold water in the pipes escapes, which will create more wastewater down the drain.


Specification of 12VDC Brushless Circulation Pump

TECHNICAL PARAMETER

Model seriesProduct number

Rated voltage

(VDC)

Flow rate

(L/min)

Current(A)

Head

(m)

Power

(w)

Debugging function
LFP6012LFP6012-44060A12443.56.042.0

Optional PWM

0-5V speed regulation

LFP6012-48070A12484.07.048.0
LFP6012-50080A12504.58.054.0
LFP6012-52080A12525.68.067.2
LFP6012-55090A12556.59.078.0
LFP5012-1
LFP5012-08040A12841.113.2

FG Signal

0-5V speed regulation

PWM speed regulation



LFP5012-08070A12871.315.6
LFP5012-10060A12
1062.125.2
LFP5012-12080A121283.1
37.2

LFP5012-13120A

121312
4.351.6
LFP5012-13150A12
1315
4.351.6
LFP5012-2

LFP5012-17060A

12176
1.4
16.8

FG Signal

0-5V speed regulation

PWM speed regulation

LFP5012-20080A12208224
LFP5012-24140A12
24144.4
52.8
LFP5012-22110A1222113.1
37.2
LFP5012-25115A122511.53.2
38.4
LFP5012-25130A12
2613
3.845.6
LFP5012-26145A1226
14.54.554
LFP5012-3LFP5012-27040A1227
41.5
18

FG Signal

0-5V speed regulation

PWM speed regulation

LFP5012-32060A123262.4
28.8
LFP5012-37080A12
3783.8
45.6
LFP5012-40080A124083.9
46.8
LFP5012-44080A124485.1
61.2
LFP5012-45100A12
45105.6
67.2
LFP4012

LFP4012-03006A

12
3
0.17
0.6
2

FG Signal

0-5V speed regulation

PWM speed regulation

LFP4012-04010A1240.2513
LFP4012-04018A1240.3
1.83.6
LFP4012-05014A1250.351.4
4.2
LFP4012-06020A1260.6527.8
LFP4012-07025A1270.92.5
10.8
LFP4012-08030A1281.2
314.4
LFP4012-08040A1281.2414.4

LFP4012

(High Temperature)

Appearance: yellow 

model in the picture

LFP4012-03006AG12
30.17
0.62

FG Signal

0-5V speed regulation

PWM speed regulation

LFP4012-04010AG1240.2513
LFP4012-04018AG1240.3
1.83.6
LFP4012-05014AG1250.351.44.2
LFP4012-06020AG1260.6527.8
LFP4012-07025AG1270.92.510.8
Ambient temperature-20℃-40℃
Medium temperature-20℃-60℃
Voltage range8~18 or 16~32 VDC (LFP50 series)
Insulation classF
Protection classIP55 or IP68 optional
Life span20000H
Interface

LFP5012-3, LFP6012: Outlet: DN20; Inlet: DN20 ; LFP5012-2: Outlet: DN15; Inlet: DN15 ;  LFP5012-1: Outlet: DN8; Inlet: DN12.

Custom supported.

Test Conditions

BLDC hot water pump parameters test conditions: water inlet pipe DN20, water outlet pipe DN20, outlet pipe length 1m; 

when the water tank depth is 0.3m, the mini centrifugal pump is at the bottom of the water tank, and the flow rate, 

head and current are measured when the water outlet is 0.2m away from the water surface.

Protective functionAnti-reverse connection protection, high and low voltage protection, idling protection, blocked rotor protection, phase loss protection
MediumCool water, hot water and other clear water/fluid.

BLDC WATER PUMP 24V are also available.


Features of 12VDC Brushless Circulation Pump

  • Low Noise: Adopting low vibration and low noise FOC control method and suspended rotor design, the noise is as low as 25dB(A)

  • Long lifetime: Matching three-phase brushless DC motor and self-lubricating rotating structure, lifetime is over 20,000 hours

  • Large flow rate, High lift of pump: Using high-efficiency closed impeller and intelligent control motor, the flow and lift performance is more stable and the lift of pump is higher.

  • Customized is available: Can be customized functions like lP68 grade, PwM speed control, 0-5V speed control, etc.

  • Full protection functions: Multiple protection functions of no-load running, blocked rotor, reverse connection, over-current, etc.

  • No leakage: Static seal design, isolates the stator from the liquid, high-strength and high-temperature resistant polyme plastic, no deformation and no leakage risk

  • Certifications: Compliant with CE, RoHS, FDA, CQC certifications.


Applications of 12VDC Brushless Circulation Pump

  • Cooling system for computer

  • Fruit, and vegetable washing machine

  • Intelligent toilet

  • Dishwasher

  • Boosting system

  • Water circulation

  • Beverage industry

  • Solar fountain

  • Mini fountain on the table

  • Artwork

  • Coffeemaker

  • Water dispenser

  • Tea device

  • Pumping wine into the cup

  • Taking shower

  • Water heater pressure

  • Water heater circulate

  • Swimming pool circulate

  • Massage and surfing in the bathtub

  • Cooling system circulates for car

  • Greaser

  • Humidifier

  • Air conditioning equipment

  • Washing machine

  • Medical apparatus and instruments

  • Coolant system

  • Bathroom products

FAQ

Q1: What applications is the LFP40 Series circulation pump suitable for?

A: The LFP40 Series is designed for closed-loop water circulation systems. It is widely used in water purifiers, instant hot water dispensers, coffee machines, beverage equipment, and other appliances requiring continuous water circulation.


Q2: What are the advantages of the brushless DC motor?

A: The three-phase brushless DC motor offers low noise, high efficiency, maintenance-free operation, and a service life of more than 20,000 hours, ensuring reliable long-term performance.


Q3: How quiet is the pump during operation?

A: The pump adopts FOC control technology and a suspended rotor design, keeping the operating noise as low as 25 dB(A), making it ideal for household and commercial equipment.


Q4: Can the pump operate continuously?

A: Yes. The LFP40 Series is designed for continuous-duty operation and provides stable hot water circulation for 24/7 applications.


Q5: What protection functions does the pump have?

A: The pump features multiple built-in protections, including dry-running protection, locked-rotor protection, reverse polarity protection, and over-current protection for safer and more reliable operation.


Q6: Is customization available?

A: Yes. We can customize features such as IP68 waterproof protection, PWM speed control, 0–5V speed control, and other functions based on your project requirements.


Q7: Does the pump have a leakage risk?

A: No. The pump adopts a static sealing structure that completely isolates the stator from the liquid. The high-strength engineering plastic housing provides excellent sealing performance with no leakage risk.


Q8: What certifications does the pump have?

A: The LFP40 Series complies with CE, RoHS, FDA, and CQC standards, meeting the requirements of global markets.

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