Description
Product descriptions from the supplier
High quality cheap price ventilation exhaust fan axial flow redial roof mounted exhaust fan
| Model NO. | Outer Diameter | Inner Diameter | Air Speed | Air Volume |
| mm | mm | m/s | m³/h | |
| 300 | 420 | 300 | 3.2-16 | 298-1100 |
| 500 | 620 | 500 | 3.2-16 | 824-3047 |
| 600 | 750 | 600 | 3.2-16 | 1188-4393 |
| 800 | 880 | 680 | 3.2-16 | 1526-5643 |
| Model No. | A1 | A2 | H | H1 | H2 | H3 | *1 | *2 | *3 |
| 3.6A | 400 | 480 | 80 | 215 | 465 | 710 | 830 | 360 | 16 |
| 4A | 420 | 520 | 80 | 311 | 440 | 790 | 920 | 400 | 16 |
| 4.5A | 470 | 570 | 80 | 330 | 415 | 850 | 920 | 450 | 16 |
| 5A | 500 | 640 | 80 | 273 | 440 | 940 | 1035 | 500 | 16 |
| 6A | 650 | 820 | 80 | 330 | 520 | 1040 | 1220 | 600 | 20 |
| 8A | 800 | 1050 | 80 | 535 | 806 | 1280 | 1610 | 800 | 20 |
| 10A | 1000 | 1300 | 80 | 710 | 975 | 1560 | 1830 | 1000 | 20 |
The Main Specifications Data :
| Model NO. | Speed | Motor | Air Volume | Total Pressure |
| r/min | kw-p | m³/h | Pa | |
| 3.6 | 1450 | 1.1-4 | 1332-2634 | 393-347 |
| 4 | 1450 | 1.1-4 | 2006-3709 | 501-329 |
| 4.5 | 1450 | 1.1-4 | 2856-5281 | 634-416 |
| 5 | 1450 | 2.2-4 | 3864-7728 | 790-502 |
| 6 | 1450 960 |
4.0-4 1.5-6 |
6677-13353 4420-8841 |
1139-724 498-317 |
| 7 | 960 | 3 ~6 | 8390-13580 | 680-510 |
| 8 | 960 | 5.5-6 | 10478-19428 | 887-651 |
| 10 | 730 | 7.5-8 | 20350-28497 | 805-637 |
LONGWELL is a professional manufacturer of AC DC EC Backward centrifugal fans, blowers , motors and components for heating ,venlation air conditioner and refrigeration applications ,specialist in EC centrifugal fans,Blower fans, centrifugal blowers,AC /BLDC cross flow fans, single double forward curved Blower fans ,AC/BLDC/ECM motors as well as industrial fan blowers .
Established :1990 . Mfg experiences : over 20 years +
Labs : B&K noise lab, CFD simulation lab,air dynamics test chamber,automatic welding machines , CNC machining centers ,auto robot injection machines
Production capacity : over millions pcs .
Exporting countries : 30+
Customers : Top10 in HVACr
LONGWELL ECM fan Advantages :
LONGWELL will make the perfectly motor and fans matching ,and offering good quality and very competitive prices by large scale productions .
| Q1. Delivery time | Q2 . Payment Terms | Q3 .Payment Way |
| 7~10 days for sample ; 23~25 days for bulk orders . |
1.Sample Order : 100 % paid in advance for sample order ( refund in bulk orders ) ; |
T/T ,L/C, Paypal, West Union , Visa ,MasterCard,Alibaba Pay ,etc |
| Q4.Package Details | Q5. Stocks | |
|
100 % checking before delivery; Standard exporting cartons packages with pallets |
Please contact us for more details | |
