12v high pressure 4020 mini blower fan 40x40x20mm

Specifications:

1.Fan type: blower fan

2.Dimension:40x40x20mm

3.Rated voltage:5v 12v 24v 

4.Ball bearing or sleeve bearing

5.OEM&ODM

6.200000pcs monthly

Details:

The main advantage of our fan:

                                                       1.Reliable quality & Competitive price

                                                       2.Large air flow & long life expectancy

                                                       3.High speed & large air flow

                                                       4.Low noise & high efficiency

                                                       5.Ball bearing or sleeve bearing optional

                                                       6.Good after-sales services

Packaging details:

Two layer packaging, pcs/CTN

Packaging size: 

43*28*43CM

Lead time:

1. Samples within 4 days

2. Mass production within 7-10 working days

3. If do the waterproof fan need 1 week more

Express:

Optional functions:

-1. Waterproof function with IP55 or IP67 level

-2.Auto-restart function

-3.Stopage Alarm function(RD function with 3 lead wires)

-4.Speed detection function( FG function with 3 lead wires)

-5.Temperature control speed function(PWM function with 4 lead wires)

Optional bearing types:

-1.Sleeve bearing(lower price):The sleeve was inported from Germany with stalbe performance and easy installation

-2.Ball bearing(high price):we use the NSK ball which is imported from Japan,it is charactered with high quality,low noise level and easy installation.

Guarantee:

-3 years warranty for ball bearing fans

-1 year warranty for sleeve bearing fans

Service:

-OEM service based on MOQ1000pcs;

-Ordinary material and waterproof material optional;

-Best quality cooling fans produced by ourselves;

-Best service by our sales and engineers;

-All can be customized.

Certifications:

Equipments&workshop:

Question & answer:

-1. What are kinds of cooling fan or centrigugal fan supplied by your company?

      Answer: we can provide DC cooling fan,  AC cooling fan, EC cooling fan and blower fan.

-2. What are kinds of information provided by the customer before inquiry?

      Answer : please kindly advise Size, Rated voltage,  Bearing type, Speed or air flow,Lead wires.

 -3. How many  types bearing of our cooling fan are there in our compnay at present?

      Answer : now we have two types bearing for the fan, sleeve bearing and ball bearing. 

 -4. How to detect the data of cooing fan in your company?

      Answer:  the speed and voltage are detected by the tachometer, air flow is found by wind tunnel.

-5. How to control the quanlity of products in your company.

      Answer:  100% total testing before each fan dispatched