This backward curved fan is listed with the manufacturer’s full published specification. It is produced by Ningbo Langdi Intel M & E Co., Ltd.. Pricing shown is indicative at standard quantities; send your target volume and destination market for a firm quotation with current lead times.
Product Information
|
Product name
|
AC/DC/EC Backward Centrifugal Fans
|
|
Brand
|
LANGDI
|
|
Certification
|
ce/CCC
|
|
Support customization
|
Yes
|
AC Backward centrifugal fan
|
Model
|
Voltage(V)
|
Frequency(Hz)
|
Speed(rpm)
|
Power(W)
|
Pressure(Pa)
|
Air volume(m³/h)
|
Current(A)
|
Noise(dB)
|
Material
|
|
AB133R5-72-01
|
220
|
50
|
2650
|
25
|
160
|
200
|
0.12
|
66
|
plastic
|
|
220
|
60
|
2900
|
29
|
210
|
240
|
0.13
|
70
|
||
|
AB133L6-72-00
|
110
|
60
|
3000
|
26
|
/
|
250
|
0.23
|
70
|
plastic
|
|
AB175R5-72-00
|
220
|
50
|
2500
|
42
|
175
|
420
|
0.19
|
66
|
plastic
|
|
220
|
60
|
2800
|
45
|
210
|
480
|
0.23
|
70
|
||
|
AB175R5-92-02
|
220
|
50
|
2650
|
46
|
250
|
470
|
0.21
|
69
|
plastic
|
|
220
|
60
|
2850
|
55
|
250
|
520
|
0.25
|
72
|
||
|
AB175R5-92-00
|
220
|
50
|
2400
|
68
|
280
|
600
|
0.31
|
68
|
Plastic inclined bottom
|
|
220
|
60
|
2520
|
84
|
360
|
634
|
0.33
|
72
|
||
|
AB190R5-92-00
|
220
|
50
|
2450
|
55
|
320
|
580
|
0.25
|
68
|
plastic
|
|
220
|
60
|
2700
|
70
|
410
|
650
|
0.33
|
72
|
||
|
AB190L6-92-00
|
110
|
60
|
2800
|
78
|
/
|
670
|
0.73
|
73
|
plastic
|
|
AB220R5-92-06
|
220
|
50
|
2450
|
82
|
330
|
900
|
0.37
|
68
|
plastic
|
|
220
|
60
|
2640
|
112
|
390
|
950
|
0.51
|
70
|
||
|
AB220L6-92-00
|
110
|
60
|
2600
|
103
|
/
|
920
|
0.93
|
70
|
plastic
|
|
AB225R5-92-00
|
220
|
50
|
2600
|
120
|
410
|
1100
|
0.54
|
72
|
Plastic flat bottom
|
|
220
|
60
|
2800
|
150
|
660
|
1200
|
0.68
|
74
|
||
|
AB225R5-92-02
|
220
|
50
|
2600
|
140
|
510
|
1100
|
0.64
|
72
|
Plastic inclined bottom
|
|
220
|
60
|
2800
|
180
|
680
|
1200
|
0.82
|
74
|
||
|
AB250R5-92-00
|
220
|
50
|
2640
|
135
|
510
|
1250
|
0.62
|
73
|
Plastic flat bottom
|
|
220
|
60
|
2850
|
175
|
650
|
1400
|
0.8
|
76
|
||
|
AB250R5-92-05
|
220
|
50
|
2640
|
150
|
550
|
1450
|
0.67
|
73
|
Galvanized sheet
|
|
220
|
60
|
2800
|
200
|
680
|
1550
|
0.91
|
75
|
||
|
AB250L6-92-00
|
110
|
60
|
2650
|
195
|
/
|
1480
|
1.6
|
74
|
Galvanized sheet
|
|
AB280R5-92-03
|
220
|
50
|
2550
|
225
|
700
|
1850
|
1.02
|
74
|
Galvanized sheet
|
|
220
|
60
|
2750
|
290
|
860
|
2000
|
1.32
|
76
|
||
|
AB310R5-A0-00
|
220
|
50
|
1400
|
120
|
280
|
1800
|
0.54
|
73
|
Aluminum alloy
|
|
220
|
60
|
1600
|
150
|
370
|
2050
|
0.68
|
76
|
||
|
AB310L6-A0-00
|
110
|
60
|
1550
|
160
|
/
|
1980
|
1.48
|
76
|
Aluminum alloy
|
|
AB355R5-A0-02
|
220
|
50
|
1400
|
165
|
360
|
2450
|
0.75
|
73
|
Aluminum alloy
|
|
220
|
60
|
1600
|
225
|
475
|
2750
|
1.01
|
76
|
||
|
AB355L6-A0-00
|
110
|
60
|
1550
|
250
|
/
|
2660
|
2.3
|
76
|
Aluminum alloy
|
|
AB355R5-A0-01
|
220
|
50
|
1400
|
215
|
370
|
2900
|
0.98
|
73
|
Aluminum alloy
|
|
220
|
60
|
1600
|
290
|
500
|
3400
|
1.32
|
76
|
||
|
AB400R5-A0-00
|
220
|
50
|
1260
|
260
|
475
|
2850
|
1.19
|
74
|
Aluminum alloy
|
|
220
|
60
|
1200
|
325
|
530
|
2800
|
1.48
|
73
|
||
|
AB400R5-A3-00
|
220
|
50
|
1360
|
350
|
440
|
4050
|
1.6
|
77
|
Aluminum alloy
|
|
220
|
60
|
1450
|
525
|
590
|
4400
|
2.1
|
79
|
||
|
AB450WT-A3-00
|
380
|
50
|
1360
|
560
|
500
|
5500
|
1.37
|
79
|
Aluminum alloy
|
DC Backward centrifugal fan
|
Model
|
Voltage(V)
|
Frequency(Hz)
|
Speed(rpm)
|
Power(W)
|
Pressure(Pa)
|
Air volume(m³/h)
|
Current(A)
|
Noise(dB)
|
Speed control
|
|
DB133C0-72-06
|
24
|
50/60
|
3900
|
28
|
360
|
360
|
1.17
|
65
|
VSP
|
|
DB133E0-72-03
|
48
|
50/60
|
3900
|
28
|
360
|
360
|
0.58
|
65
|
VSP
|
|
DB175C0-72-07
|
24
|
50/60
|
3900
|
75
|
500
|
600
|
3.2
|
71
|
VSP
|
|
DB175E0-72-03
|
48
|
50/60
|
3900
|
75
|
500
|
600
|
1.5
|
71
|
VSP
|
|
DB175C0-72-08
|
24
|
50/60
|
2800
|
50
|
310
|
650
|
2.1
|
68
|
VSP
|
|
DB190C0-72-00
|
24
|
50/60
|
3100
|
75
|
440
|
710
|
3.1
|
70
|
VSP
|
|
DB190E0-72-00
|
48
|
50/60
|
3100
|
75
|
440
|
710
|
1.6
|
70
|
VSP
|
|
DB190C0-92-00
|
24
|
50/60
|
3300
|
85
|
400
|
490
|
3.6
|
73
|
VSP
|
|
DB190E0-92-03
|
48
|
50/60
|
3300
|
85
|
400
|
490
|
1.8
|
73
|
VSP
|
|
DB220C0-92-00
|
24
|
50/60
|
3100
|
110
|
560
|
1000
|
4.6
|
73
|
VSP
|
|
DB220E0-92-00
|
48
|
50/60
|
3100
|
110
|
560
|
1000
|
2.3
|
73
|
VSP
|
|
DB225E0-92-01
|
48
|
50/60
|
2700
|
100
|
500
|
1060
|
2.1
|
72
|
VSP
|
|
DB225E0-92-04
|
48
|
50/60
|
2700
|
100
|
500
|
1000
|
2.1
|
70
|
VSP
|
|
DB250E0-92-04
|
48
|
50/60
|
3000
|
160
|
670
|
1400
|
3.6
|
79
|
VSP
|
|
DB250E0-92-03
|
48
|
50/60
|
3000
|
150
|
980
|
560
|
3.45
|
79
|
VSP
|
|
DB250J0-72-01
|
310
|
50/60
|
2800
|
110
|
580
|
1440
|
0.38
|
69
|
VSP
|
|
DB280E0-92-01
|
48
|
50/60
|
2400
|
130
|
590
|
1600
|
2.8
|
72
|
VSP
|
|
DB280E0-92-02
|
48
|
50/60
|
2000
|
135
|
420
|
1800
|
2.9
|
69
|
VSP
|
|
DB310C0-92-00
|
24
|
50/60
|
1600
|
120
|
380
|
2200
|
5.5
|
72
|
VSP
|
|
DB310E0-92-00
|
48
|
50/60
|
1600
|
120
|
380
|
2200
|
2.77
|
72
|
VSP
|
|
DB310E0-A0-00
|
48
|
50/60
|
1900
|
192
|
495
|
2100
|
4
|
73
|
VSP
|
|
DB310E0-A0-01
|
48
|
50/60
|
1970
|
230
|
515
|
2450
|
4.8
|
75
|
VSP
|
|
DB310J0-92-01
|
310
|
50/60
|
1850
|
160
|
460
|
2170
|
0.55
|
75
|
VSP
|
|
DB355E0-A0-00
|
48
|
50/60
|
1600
|
205
|
484
|
2350
|
4.3
|
75
|
VSP
|
|
DB400E0-A0-00
|
48
|
50/60
|
1260
|
190
|
420
|
2970
|
4
|
73
|
VSP
|
|
Model
|
Material
|
Dimensions（MM）
|
Environmental requirements
|
|
DB133C0-72-06
|
plastic
|
133*91
|
-25-60℃
|
|
DB133E0-72-03
|
-25-60℃
|
||
|
DB175C0-72-07
|
Plastic flat bottom
|
175*68
|
-25-60℃
|
|
DB175E0-72-03
|
-25-60℃
|
||
|
DB175C0-72-08
|
Plastic inclined bottom
|
175*87.5
|
-25-60℃
|
|
DB190C0-72-00
|
plastic
|
190*68
|
-25-60℃
|
|
DB190E0-72-00
|
-25-60℃
|
||
|
DB190C0-92-00
|
plastic
|
190*68
|
-25-60℃
|
|
DB190E0-92-03
|
-25-60℃
|
||
|
DB220C0-92-00
|
plastic
|
220*71
|
-25-60℃
|
|
DB220E0-92-00
|
-25-60℃
|
||
|
DB225E0-92-01
|
Plastic flat bottom
|
225*99
|
-25-60℃
|
|
DB225E0-92-04
|
Plastic inclined bottom
|
225*100
|
-25-60℃
|
|
DB250E0-92-04
|
Plastic flat bottom
|
250*100
|
-25-60℃
|
|
DB250E0-92-03
|
Galvanized sheet
|
254*74.5
|
-25-60℃
|
|
DB250J0-72-01
|
Plastic flat bottom
|
250*125
|
-25-60℃
|
|
DB280E0-92-01
|
Galvanized sheet
|
281*105
|
-25-60℃
|
|
DB280E0-92-02
|
Galvanized sheet
|
281*128
|
-25-60℃
|
|
DB310C0-92-00
|
Aluminum alloy
|
318*150
|
-25-60℃
|
|
DB310E0-92-00
|
-25-60℃
|
||
|
DB310E0-A0-00
|
Aluminum alloy
|
316.5*119.5
|
-25-60℃
|
|
DB310E0-A0-01
|
Aluminum alloy
|
316.5*150
|
-25-60℃
|
|
DB310J0-92-01
|
Aluminum alloy
|
316*155
|
-25-60℃
|
|
DB355E0-A0-00
|
Aluminum alloy
|
360*168.5
|
-25-60℃
|
|
DB400E0-A0-00
|
Aluminum alloy
|
400*159
|
-25-60℃
|
EC Backward centrifugal fan
|
Model
|
Voltage(V)
|
Frequency(Hz)
|
Speed(rpm)
|
Power(W)
|
Pressure(Pa)
|
Air volume(m³/h)
|
Current(A)
|
Noise(dB)
|
Speed control
|
|
EB175ST-72-00
|
230
|
50/60
|
4070
|
78
|
510
|
640
|
0.65
|
72
|
VSP
|
|
EB190ST-72-00
|
230
|
50/60
|
3100
|
75
|
440
|
710
|
0.65
|
70
|
VSP
|
|
EB190ST-92-00
|
230
|
50/60
|
4050
|
150
|
660
|
650
|
1.1
|
79
|
VSP
|
|
EB190MT-92-00
|
115
|
50/60
|
4050
|
170
|
660
|
650
|
2.4
|
79
|
VSP
|
|
EB220ST-72-00
|
230
|
50/60
|
2760
|
72
|
430
|
920
|
0.56
|
72
|
VSP
|
|
EB220ST-92-01
|
230
|
50/60
|
3500
|
150
|
680
|
1180
|
1.3
|
75
|
VSP
|
|
EB225ST-72-00
|
230
|
50/60
|
2600
|
110
|
460
|
1040
|
0.85
|
70
|
VSP
|
|
EB225MT-72-00
|
115
|
50/60
|
2600
|
110
|
460
|
1040
|
1.3
|
70
|
VSP
|
|
EB225ST-72-01
|
230
|
50/60
|
2200
|
50
|
330
|
940
|
0.45
|
68
|
VSP
|
|
EB225ST-92-01
|
230
|
50/60
|
3030
|
160
|
620
|
1120
|
1.25
|
74
|
VSP
|
|
EB225MT-92-00
|
115
|
50/60
|
3030
|
170
|
620
|
1120
|
2.5
|
74
|
VSP
|
|
EB225ST-92-00
|
230
|
50/60
|
3030
|
150
|
520
|
1300
|
1.2
|
76
|
VSP
|
|
EB250ST-72-00
|
230
|
50/60
|
2800
|
110
|
580
|
1440
|
0.9
|
69
|
VSP
|
|
EB250ST-92-05
|
230
|
50/60
|
2760
|
120
|
580
|
1300
|
1.2
|
72
|
VSP
|
|
EB250ST-A0-01
|
230
|
50/60
|
3150
|
240
|
750
|
1480
|
1.6
|
78
|
VSP
|
|
EB250ST-A0-00
|
230
|
50/60
|
3500
|
370
|
1050
|
1650
|
2.6
|
82
|
VSP
|
|
EB270MT-92-00
|
115
|
50/60
|
1900
|
170
|
322
|
1500
|
2.3
|
68
|
VSP
|
|
EB270ST-92-00
|
230
|
50/60
|
1900
|
150
|
322
|
1500
|
1.3
|
68
|
VSP
|
|
EB280ST-92-03
|
230
|
50/60
|
2600
|
165
|
660
|
1760
|
1.25
|
74
|
VSP
|
|
EB280ST-92-00
|
230
|
50/60
|
2200
|
180
|
530
|
1960
|
1.35
|
72
|
VSP
|
|
EB280ST-A0-00
|
230
|
50/60
|
2760
|
340
|
1070
|
2250
|
2.3
|
78
|
VSP
|
|
EB280ST-A0-01
|
230
|
50/60
|
3100
|
475
|
1020
|
2350
|
3.1
|
82
|
VSP
|
|
EB280ST-A0-02
|
230
|
50/60
|
3000
|
625
|
1070
|
2950
|
4
|
82
|
VSP
|
|
EB310ST-92-01
|
230
|
50/60
|
1850
|
160
|
460
|
2170
|
1.25
|
75
|
VSP
|
|
EB310ST-92-00
|
230
|
50/60
|
1750
|
150
|
430
|
2340
|
1.2
|
75
|
VSP
|
|
EB310ST-A0-00
|
230
|
50/60
|
2600
|
450
|
935
|
2800
|
3
|
78
|
VSP
|
|
EB310ST-A0-01
|
230
|
50/60
|
2300
|
370
|
680
|
2850
|
2.6
|
76
|
VSP
|
|
EB355ST-A0-00
|
230
|
50/60
|
1970
|
360
|
690
|
2800
|
2.5
|
76
|
VSP
|
|
EB355ST-A0-01
|
230
|
50/60
|
1800
|
285
|
600
|
3450
|
2
|
76
|
VSP
|
|
EB400ST-A0-00
|
230
|
50/60
|
1460
|
300
|
530
|
3450
|
2.1
|
76
|
VSP
|
|
Model
|
Material
|
Dimensions（MM）
|
Environmental requirements
|
|
EB175ST-72-00
|
Plastic flat bottom
|
175*96
|
-25-60℃
|
|
EB190ST-72-00
|
Plastic
|
190*96
|
-25-60℃
|
|
EB190ST-92-00
|
Plastic
|
190*109
|
-25-60℃
|
|
EB190MT-92-00
|
-25-60℃
|
||
|
EB220ST-72-00
|
Plastic
|
222*95
|
-25-60℃
|
|
EB220ST-92-01
|
Plastic
|
222*112
|
-25-60℃
|
|
EB225ST-72-00
|
Plastic inclined bottom
|
225*112
|
-25-60℃
|
|
EB225MT-72-00
|
-25-60℃
|
||
|
EB225ST-72-01
|
Plastic flat bottom
|
225*125
|
-25-60℃
|
|
EB225ST-92-01
|
Plastic inclined bottom
|
225*125
|
-25-60℃
|
|
EB225MT-92-00
|
-25-60℃
|
||
|
EB225ST-92-00
|
Plastic flat bottom
|
225*137
|
-25-60℃
|
|
EB250ST-72-00
|
Plastic flat bottom
|
250*125
|
-25-60℃
|
|
EB250ST-92-05
|
Plastic flat bottom
|
250*139
|
-25-60℃
|
|
EB250ST-A0-01
|
Galvanized sheet
|
251*152
|
-25-60℃
|
|
EB250ST-A0-00
|
Galvanized sheet
|
253*160
|
-25-60℃
|
|
EB270MT-92-00
|
Aluminum alloy
|
267*179
|
-25-60℃
|
|
EB270ST-92-00
|
-25-60℃
|
||
|
EB280ST-92-03
|
Galvanized sheet
|
281*137
|
-25-60℃
|
|
EB280ST-92-00
|
Galvanized sheet
|
281*158
|
-25-60℃
|
|
EB280ST-A0-00
|
Galvanized sheet
|
281*183
|
-25-60℃
|
|
EB280ST-A0-01
|
Aluminum alloy
|
286*176
|
-25-60℃
|
|
EB280ST-A0-02
|
Aluminum alloy
|
286*205
|
-25-60℃
|
|
EB310ST-92-01
|
Aluminum alloy
|
316*155
|
-25-60℃
|
|
EB310ST-92-00
|
Aluminum alloy
|
319*186
|
-25-60℃
|
|
EB310ST-A0-00
|
Aluminum alloy
|
316.5*168
|
-25-60℃
|
|
EB310ST-A0-01
|
Aluminum alloy
|
318*198
|
-25-60℃
|
|
EB355ST-A0-00
|
Aluminum alloy
|
360*200
|
-25-60℃
|
|
EB355ST-A0-01
|
Aluminum alloy
|
360*230
|
-25-60℃
|
|
EB400ST-A0-00
|
Aluminum alloy
|
400*204
|
-25-60℃
|
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FAQ
Q:Are you a manufacturer ? A:Yes ,We are .Langdi is a professional fan motor manufacturer, listed in 2016. Q:Do you have the centification ? A:Yes ,We have CE ,CCC RoHS and ETL . Q:What is the MOQ ? A:100 Pcs. Q: How can I get a sample to check your quality? A:After price confirmed, you can require for samples to check quality. If you need the samples, we will charge for the sample cost. But the sample cost can be refundable when your quantity of first order is above the MOQ. Q: What is your main market? A:Southeast Asia ,EU ,East North Ameraica ,South Africa
Frequently Asked Questions
What is the minimum order quantity for this backward curved fan?
Minimum order quantity is set per configuration and trial quantities can usually be arranged. Send your target volume with an enquiry and a quotation will follow with current lead times.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying volumes. Supply your artwork and technical requirements with the enquiry.
How long is production and delivery?
Stocked configurations normally ship in 7-15 days. Customised or high-volume orders are typically produced in 25-35 days, confirmed at order.
About the Manufacturer
This backward curved fan is produced by Ningbo Langdi Intel M & E Co., Ltd.. Browse the full Ningbo Langdi Intel M & E Co., Ltd. range on HVACR Nexus.
See more in Radial Fans on HVACR Nexus.
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