Home
Supplier Discovery
Electrical & Electronics
AC Motor
Variable Speed Fan Factories & Companies
Filter
Category
Consumer Electronics
Construction & Decoration
Electrical & Electronics
Manufacturing & Processing Machinery
Metallurgy, Mineral & Energy
More
Management Certification
Others
ISO9001:2015
ISO14001:2015
ANSI/ESD
ISO 9001
More
R&D Capacity
OEM
ODM
Own Brand
Others
Annual Revenue
<1 Million USD
1 ~ 2.5 Million USD
2.5 ~ 5 Million USD
5 ~ 10 Million USD
10 ~ 50 Million USD
More
No.of Employees
Less than 5 People
5-50 People
51-200 People
201-500 People
501-1000 People
More
Province & Region
Anhui
Beijing
Chongqing
Fujian
Guangdong
More
about variable speed fan
Technological Innovation
Reliable Supply Chains
Substantial Manufacturing Capabilities
variable speed fan
2,000+ factories verified
Taizhou Suerke Mechanical and Electrical Equipment Co., Ltd.
8 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
133mm 24V DC Motor Variable Speed Forward Blade Double Inlet Fan Blowers Centrifugal Industrial Fan
US$
70.80
-
72.50
5 Pieces
(MOQ)
G-250A 400V Variable Frequency Speed Control Motor Cooling and Heat Dissipation External Rotor Axial Fan
US$
55.00
-
58.00
5 Pieces
(MOQ)
G315 Series External Rotor Variable Speed Cooling Fan with Frequency Conversion Motor High-Volume Axial Fan AC 230V 400V
US$
65.00
-
68.00
5 Pieces
(MOQ)
Factory Direct G-100A Variable Frequency Fan Speed Control Motor Cooling Fan Workshop Variable Frequency Motor Cooling Fan AC Axial Fan
US$
20.00
-
23.00
5 Pieces
(MOQ)
1/4
Seemtek Fan (Suzhou) Co., Ltd.
5.0
Send Inquiry
220mm Variable Speed Ec Motor 95W Backward Centrifugal Fan for Ventilation System
US$
46.90
-
49.90
100 Pieces
(MOQ)
190mm Integral Variable Speed Drive Plenum 230V Ec Centrifugal Plug Fan
US$
39.90
-
41.80
100 Pieces
(MOQ)
280mm 0-10VDC/PWM Variable Speed Control 110V DC Backward Centrifugal Fan
US$
39.90
-
41.80
100 Pieces
(MOQ)
133mm Backward Curved Motorized Impeller Ec Plug Fan with Variable Speed Control
US$
39.90
-
41.80
100 Pieces
(MOQ)
1/4
Shandong Gofee Husbandry Technology Co., Ltd.
Send Inquiry
Poultry Farm Equipment Air Movement Wind-Chill Effect Direct Drive Variable Speed Ec Motor Butterfly Door Damper Exhaust Fan
US$
499.00
-
699.00
5 Pieces
(MOQ)
Instensive Farming Ventilation System Variable Speed Fan Cooling Ventilation Fan
US$
210.00
-
290.00
1 Piece
(MOQ)
A Variable Speed Drive CE Cerified Motor Fan Dairy Fans in Different Sizes Blade Configurations
US$
390.00
10 Pieces
(MOQ)
Poultry and Pig House Direct Drive Variable Speed High-Efficiency Tunnel Fan
US$
469.00
-
619.00
5 Pieces
(MOQ)
1/4
Zibo Jinhe Fan Co., Ltd.
23 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Small Variable Speed 24 Inch Explosion Proof Inline Exhaust Axial Duct Fan
US$
199.00
-
10,000.00
1 Piece
(MOQ)
Variable Speed Explosion Proof Garage Exhaust Axial Muffin Fan Price for Sale
US$
199.00
-
10,000.00
1 Piece
(MOQ)
Variable Speed Explosion Proof Wall Excel Air Flow Axial Flow Fan
US$
199.00
-
10,000.00
1 Piece
(MOQ)
8 Inch Variable Speed Intrinsically Safe Explosion Proof Axial Duct Blower Fan
US$
199.00
-
10,000.00
1 Piece
(MOQ)
1/4
Zhongshan Eco Lighting Co., Ltd.
4 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
High-Speed 52-Inch, DC LED Ceiling Fan Variable Speed Remote Control Efficient Electric Cooling Solution Household Metal
US$
52.77
-
64.80
50 Pieces
(MOQ)
High-Speed Efficient Cooling Solution Special Size 54" LED Ceiling Fan Light Variable Speed Remote Control Made Durable Metal
US$
63.51
-
74.52
50 Pieces
(MOQ)
Scandinavian Chic 42" 3-Blade Solid Wood Ceiling Fan with LED Light Variable Speed Remote Control - Ideal for Dining
US$
42.70
-
54.46
50 Pieces
(MOQ)
42 Inch Smart Ceiling Fan with Light Solid Wood Blades Low Voltage Variable Frequency
US$
39.90
-
50.89
50 Pieces
(MOQ)
1/4
Guangdong Luosen Fan&Blower Co., Ltd
17 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Variable - Speed Backward Curved Centrifugal Single Phase Ventilation Exhaust Air Condition Blower Fan
US$
200.00
-
4,000.00
1 Piece
(MOQ)
Variable - Speed Backward Curved Centrifugal High-Pressure Ventilation Exhaust Air Condition Blower Fan
US$
200.00
-
4,000.00
1 Piece
(MOQ)
Variable - Speed Backward Curved Centrifugal High Efficiency Ventilation Exhaust Air Condition Blower Fan
US$
200.00
-
4,000.00
1 Piece
(MOQ)
Variable - Speed Backward Curved Centrifugal Building Ventilation Ventilation Exhaust Air Condition Blower Fan
US$
200.00
-
4,000.00
1 Piece
(MOQ)
1/4
Airtek Power Solution (Suzhou) Co., Ltd.
5.0
Send Inquiry
Airtek Energy-Saving 400mm Sheet Steel BLDC Motor Axial Flow Fan for Cold Storage 115V Variable Speed
US$
100.00
50 Pieces
(MOQ)
Airtek IP54 Rated 200mm Plastic BLDC Motor Axial Fan for Rooftop Cooling 24V Variable Speed
US$
100.00
50 Pieces
(MOQ)
Airtek IP54 Rated 600mm Plastic Ec Motor Axial Fan for Cold Storage 230V Variable Speed
US$
100.00
50 Pieces
(MOQ)
Airtek Corrosion Resistant 300mm Aluminum Alloy Ec Motor Axial Fan for Livestock Barn 310V Variable Speed
US$
100.00
50 Pieces
(MOQ)
1/1
Shandong Hanqi Industrial Co., Ltd.
9 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Belt Drive Variable Speed High Air Flow 5.5kw Centrifugal Fan Blower From OEM
US$
714.00
-
1,412.00
1 Piece
(MOQ)
High-Performance Variable Speed Tunnel Fan for Airflow Solutions
US$
1,100.00
-
1,500.00
1 Piece
(MOQ)
Ventilating and Air Change Variable Speed High Air Flow Centrifugal Fan Blower
US$
714.00
-
1,412.00
1 Piece
(MOQ)
OEM Direct Supply Variable Speed 47000-83000m3/H 55-75kw Centrifugal Fan/Ventilation Exhaust Blower Fans
US$
1,412.00
-
2,714.00
1 Piece
(MOQ)
1/4
Xinxiang SIMO Blower Co., Ltd.
Send Inquiry
Customized 4-18.5kw Variable Frequency Speed Regulation High-Efficiency Centrifugal Fan Blower
US$
100.00
-
10,000.00
1 Piece
(MOQ)
30kw Variable Frequency Speed Regulation Large Flow High Efficiency Centrifugal Fan/Blower Fan
US$
100.00
-
10,000.00
1 sets
(MOQ)
Customized 4-14 Series Variable Frequency Speed Regulation Industrial Centrifugal Fan Boiler Blower
US$
100.00
-
10,000.00
1 sets
(MOQ)
4-22kw Variable Frequency Speed Regulation Mineral Powder Sintering Blower Induced Draft Fan
US$
100.00
-
10,000.00
1 sets
(MOQ)
1/4
ZHONGSHAN EBS TECHNOLOGY CO., LTD
10 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
Aerodynamic Noise-Reduced Industrial IoT-Compatible DC180 Axial Blower Flow Variable Speed Ventilation Exhaust Fan for Frequency Inverters
US$
33.77
-
37.14
5 Pieces
(MOQ)
Aerodynamic Noise-Reduced Industrial Energy-Saving DC140 Forward Centrifugal Blower Flow Variable Speed Ventilation Exhaust Fan for Fresh Air Purification
Negotiable
5 Pieces
(MOQ)
Aerodynamic Noise-Reduced Industrial IP Rated DC180 Axial Blower Flow Variable Speed Ventilation Exhaust Fan for Equipment Cooling
US$
33.77
-
37.14
5 Pieces
(MOQ)
Aerodynamic Noise-Reduced Industrial DC180 Axial Blower Flow Variable Speed Ventilation Exhaust Fan for Bio Energy
US$
33.77
-
37.14
5 Pieces
(MOQ)
1/4
Deqing Star Electronic Co., Ltd
17 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
High Quality and Factory Direct Sale 200fzy 220V Variable Speed Fan 380V 210X210X70mm for Machinery Power Cabinets Cooling Fan Motor
US$
6.00
-
8.00
100 Pieces
(MOQ)
Weather Resistant 200fzy2-D/4-D 220V Variable Speed Fan 380V 210X210X70mm for Machinery Power Cabinets Cooling Fan Motor
US$
6.00
-
8.00
100 Pieces
(MOQ)
Sunflow Refrigerator Freezer Shaded Pole Motor Fan Manufacturer 5W 7W 10W 16W 18W 25W 34W
US$
3.50
-
5.00
100 Pieces
(MOQ)
New Motor Ice Machine Cover Pole Electric Freezer Motor Shaded Pole Yzf7-20-18 Cooling Fan
US$
3.98
-
4.15
100 Pieces
(MOQ)
1/4
Fanova (Suzhou) Motor Technology Co., LTD
10 yrs
·
5.0
·
Manufacturer/Factory & Trading Company
Send Inquiry
D220mm Ec Shockproof Backward Centrifugal Ventilation Blower Industrial Fan with Variable Speed Control
US$
42.94
-
45.01
10 Pieces
(MOQ)
D125 Variable Speed Control Ec Backward Centrifugal Axial Duct Fan Manufacturers for Hydroponics
US$
51.52
-
54.02
10 Pieces
(MOQ)
D400mm DC Ventilation Cooling Air Blower Industrial Axial Fan with Variable Speed Control
US$
82.44
-
86.43
10 Pieces
(MOQ)
D450mm Energy-Efficient Ec Backward Ventilation Cooling Centrifugal Air Blower Industrial Fan with Variable Speed Settings
US$
516.95
-
541.97
10 Pieces
(MOQ)
1/4
Zibo Hengding Fan Co., Ltd.
16 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
1500m Tunnel Construction Ventilation Fan 1500m Tunnel Frequency Variable Speed Axial Flow Fan
US$
200.00
-
300.00
1 Piece
(MOQ)
3000-Meter Highway Rail Transit Tunnel Construction Axial Flow Fan 3000m Tunnel Frequency Variable Speed Fan
US$
200.00
-
300.00
1 Piece
(MOQ)
90kw Tunnel Two-Stage Fan 90kw Tunnel Variable Frequency Two-Speed Fan
US$
200.00
-
1,500.00
1 Piece
(MOQ)
Variable Speed Mine Exhaust Fan – Adjustable Airflow Control - Dust-Proof Mining Exhaust Fan
US$
1,290.00
1 Piece
(MOQ)
1/4
Fujian BSC Environmental Technology Co., Ltd.
Send Inquiry
Variable Speed Energy Efficient Natural Wind Low Noise Mobile Fan
US$
253.00
1 Piece
(MOQ)
Wholesale 4 6 8 Inch Variable Speed Controller Ec Inline Duct Fan for Grow Tent Ventilation
US$
63.90
-
80.00
10 Rolls
(MOQ)
Variable Speed Energy Efficient Natural Wind Low Noise Compact Structure Big Mobile Fan for Factory
US$
123.64
-
182.99
1 Piece
(MOQ)
Quiet Energy Efficient Industrial Pedestal Fan with Variable Speed Control
US$
123.64
-
168.59
1 Piece
(MOQ)
1/4
Ningbo Aoshun Electrical Co., Ltd
Send Inquiry
1/4 HP 4-Inch Variable-Speed Centrifugal Duct Fan for Grow Tents
US$
5.65
-
7.55
100 Pieces
(MOQ)
Centrifugal Fan for Hydroponics 0-100% Variable Speed Control for Precision Ventilation
US$
5.65
-
7.55
100 Pieces
(MOQ)
1/4 HP 4-Inch Variable-Speed Inline Centrifugal Fan for Hydroponic Systems
US$
5.65
-
7.55
100 Pieces
(MOQ)
4" 1/4 HP Variable Speed Inline Duct Fan for Hydroponics & Grow Tent Ventilation
US$
5.65
-
7.55
100 Pieces
(MOQ)
1/4
Decent Machinery Co., Ltd.
5.0
Send Inquiry
High-Efficiency 160kw Variable Speed Axial Flow Mining Fan
US$
700.00
-
800.00
1 Piece
(MOQ)
High-Efficiency 250kw Direct Drive Variable Speed Ventilation Fan
US$
700.00
-
800.00
1 Piece
(MOQ)
High-Efficiency Variable Speed Mining Ventilation Fan with Aluminum Blades
US$
788.00
-
950.00
1 Piece
(MOQ)
195000cfm 250kw Stainless Steel Variable Speed Backward Curved High Efficiency Secondary Mine Shaft Fan
US$
700.00
-
800.00
1 Piece
(MOQ)
1/4
Superair Group Limited
Send Inquiry
Inline Duct Fan with Variable Speed Controller, Low Noise Ventilation Exhaust Fan
US$
23.00
10 Pieces
(MOQ)
Mixed-Flow Inline Whisperquiet Variable Speed Duct Fan
US$
23.00
10 Pieces
(MOQ)
Variable Speed Controller HVAC Blower Inline Duct Fan
US$
23.00
10 Pieces
(MOQ)
OEM Low Noise Centrifugal Duct Fan with Variable Speed Controller Exhaust Fan
US$
20.00
-
50.00
500 Pieces
(MOQ)
1/4
Shanghai Siyi Fans Co., Ltd.
Send Inquiry
24FT High-Performance Variable Speed Control Hvls Ceiling Fan for Commercial Use
US$
600.00
-
1,300.00
10 Pieces
(MOQ)
16FT Efficient Variable Speed Fan
US$
600.00
-
1,000.00
10 Pieces
(MOQ)
20FT Whisper-Quiet Variable Speed Hvls Ceiling Fan for Enhanced Comfort
US$
600.00
-
1,300.00
10 Pieces
(MOQ)
12FT Energy-Efficient Variable Speed Control Hvls Ceiling Fan for Large Spaces
US$
600.00
-
1,300.00
1 Piece
(MOQ)
1/4
Firstsource Enterprises Holdings Co Limited
Send Inquiry
Industial Fan 53 Inch Continuously Variable Speed for Large Warehouses Ventilation
US$
418.00
39 Pieces
(MOQ)
Industial Fan Continuously Variable Speed Pmsm Motor for Industrial Plants Ventilation
US$
418.00
39 Pieces
(MOQ)
Industial Fan Pmsm Motor Continuously Variable Speed for Large Plants Ventilation
US$
418.00
39 Pieces
(MOQ)
Industial Fan Continuously Variable Speed 600W Power for Large Workshops Cooling
US$
418.00
39 Pieces
(MOQ)
1/4
Fujian Mindong IMP. & EXP. Co., Ltd.
Send Inquiry
Variable Speed 220V/380V Single Phase or 3 Phase Large Industrial Ceiling Fan
US$
539.00
-
2,459.00
1 Piece
(MOQ)
Large Industrial Ceiling Fan with Variable Frequency Speed
US$
689.00
-
2,459.00
1 Piece
(MOQ)
Variable Speed Control Ceiling Fan with Smart Control System
US$
539.00
-
2,459.00
1 Piece
(MOQ)
Industrial Large Ceiling Fan Variable Speed Pm Motor
US$
560.00
-
1,200.00
1 Piece
(MOQ)
1/4
Jinan Shuangyi Environment Engineering Co., Ltd.
5.0
Send Inquiry
Top Variable Speed Drive for Adaptive HVAC Systems CE Certified Centrifugal Fan
US$
369.00
-
399.00
1 Piece
(MOQ)
Coastal Industrial Sites Corrosion Resistant Variable Speed Control FRP Roof Exhaust Fan
US$
350.00
-
450.00
1 Piece
(MOQ)
Roof Mounted Ec Fan Energy Saving Variable Speed Ventilation System
US$
30.00
-
150.00
1 Piece
(MOQ)
Factory Direct Sales Variable Speed Harmful Gas Extract High Speed Axial Flow Fans
US$
150.00
-
166.00
1 Piece
(MOQ)
1/4
Zhejiang Jianben Fan Technology Co., Ltd
5.0
Send Inquiry
Customizable Ht Centrifugal Fan with Variable Speed Control
US$
100.00
-
2,000.00
1 Piece
(MOQ)
Low Maintenance Variable Speed Centrifugal Fan Pharmaceutical
US$
100.00
1 Piece
(MOQ)
Anti-Corrosion Alloy Boiler Centrifugal Fan with Variable Speed Control Technology
US$
100.00
-
2,000.00
1 Piece
(MOQ)
Kt40 Large Airflow Workshop Ventilation Fan with Variable Speed Control for Chemical Plants
US$
100.00
-
300.00
1 Piece
(MOQ)
1/4
Zhejiang Rongwen Fan Co., Ltd.
15 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
20 Years of Wind Turbine Manufacturer, Explosion-Proof Variable Frequency, Dual Speed, High-Efficiency Ventilation, Dwt Aluminum Roof Axial Flow Fan Customizabl
US$
100.00
-
2,000.00
1 Piece
(MOQ)
20-Year Fan Manufacturer, Explosion-Proof Variable Frequency, Dual Speed, High-Efficiency Ventilation, Rear Curved Cabinet Centrifugal Fan Centrifugal
US$
100.00
-
2,000.00
1 Piece
(MOQ)
Made in China, Variable Frequency Dual Speed Explosion-Proof All Aluminum Centrifugal Smoke Exhaust Roof Fan
US$
100.00
-
3,000.00
1 Piece
(MOQ)
Flammable and Explosive Factories, Factory Buildings, Power Stations, Exhaust Ventilation, Dual Speed, Variable Frequency, Centrifugal Roof Fans
US$
100.00
-
3,000.00
1 Piece
(MOQ)
1/4
Zhejiang Shuntong Electric Co., Ltd.
5.0
Send Inquiry
Stainless Steel Portable Cylinder Fan Copper Core Motor Stepless Variable Speed
US$
54.00
-
68.00
1 Piece
(MOQ)
Fd Series Axial Fan Copper Core Motor Stepless Variable Speed Multi-Gear Adjustable
US$
40.00
5 Pieces
(MOQ)
Copper Motor Stepless Variable Speed Commercial AC Hand Fan Multi-Gear Adjustable
US$
50.00
1 Piece
(MOQ)
Variable Frequency Motor Fancooling Speed Regulating External Rotor Fan G80-G355
US$
20.00
5 Pieces
(MOQ)
1/4
Fujian Diamond Electrical and Mechanical Equipment Co., Ltd.
Send Inquiry
220V CE Variable Speed Industrial Indoor Commercial Ceiling Fan
US$
380.00
-
400.00
1 Set
(MOQ)
Variable Speed Industrial Indoor Ceiling Fan, 240V, 1 Phase
US$
720.00
-
790.00
1 Set
(MOQ)
Variable Speed Energy Efficient Natural Wind Low Noise Mobile Fan for Factory
US$
735.00
-
780.00
1 Set
(MOQ)
Portable Permanent Magnet Fan with Variable Speed Controller Indoor and Outdoor Cooling
US$
610.00
-
630.00
1 Set
(MOQ)
1/4
Ningbo Biote Mechanical Electrical Co., Ltd.
Send Inquiry
Factory Direct mm Variable Speed AC Centrifugal Duct Fan Extractor Duct Fan
US$
42.50
-
44.60
50 Pieces
(MOQ)
200mm 220V High Quality Centrifugal Type Cooling Air Blower Fan with Variable Speed Controller
US$
42.20
-
43.40
50 Pieces
(MOQ)
Energy-Efficient Ec 10 Inch Square Fan 220V Variable Speed with Copper Motor
US$
17.60
-
18.70
50 Pieces
(MOQ)
Ec Variable Speed 6 Inch Inline Duct HVAC Exhaust Blower Fan
US$
21.90
-
23.80
50 Pieces
(MOQ)
1/4
Ningbo Hseng Electrical Co., Ltd.
Send Inquiry
4inch/5inch/6inch/8inch/10inch Inline Duct Fan with Variable Speed Controller
US$
21.50
-
21.58
100 Pieces
(MOQ)
10inch Black White Red 220V 50Hz Inline Duct Fan with Variable Speed Controller
US$
11.59
-
15.69
100 Pieces
(MOQ)
4 Inches Inline Duct Fan ABS Material with Variable Speed Controller
US$
10.50
-
18.59
100 Pieces
(MOQ)
Factory Price 100~240V Low Noise 4 Inch Ec with Smart Variable Speed Controller in-Line Duct Fan
US$
21.05
-
28.66
100 Pieces
(MOQ)
1/4
Dongguan Jufu Ventilation Equipment Co., Ltd.
5.0
Send Inquiry
Variable Speed High-Efficiency Centrifugal Fan for Polishing and Furniture Dust Extraction with CE and ISO Certification
US$
528.00
-
546.00
1 Set
(MOQ)
High Pressure Induced Draft Fan400 Cfm Centrifugal Blower Variable Speed Exhaust Fan Industrial
US$
600.00
-
800.00
1 Piece
(MOQ)
Industrial Resistant Dust Exhaust Suction Centrifugal Fan Blower with Variable Speed Motor Oven Fan Blower
US$
800.00
-
1,000.00
1 Piece
(MOQ)
Industrial High-Temperature Resistant Thermal Power Plant Boiler Ventilation Centrifugal Fan
US$
800.00
-
1,000.00
1 sets
(MOQ)
1/4
Ningbo Qianfeng Electrical Appliance Co., Ltd
Send Inquiry
Variable-Speed Thickened Aluminum Fan Blades Electric Pedestal Floor Fan for Construction Site
US$
12.00
-
15.00
1,000 Pieces
(MOQ)
Adjustable Torsion Floor Fan with Variable Wind Speed Control
US$
16.00
1,500 Pieces
(MOQ)
Advanced Variable Speed Control Ceiling Fan for Optimal Comfort
US$
18.00
1,200 Pieces
(MOQ)
Silent Power Floor Fan: Energy-Saving Solution for Any Room
US$
16.00
-
18.00
1,000 Pieces
(MOQ)
1/4
Suzhou Yong He Cheng Fan Industry Co., Ltd.
19 yrs
·
Manufacturer/Factory & Trading Company
Send Inquiry
High-Pressure Blower Fan with Variable Speed Control for Energy Management
US$
399.00
-
1,999.00
1 Set
(MOQ)
Energy-Saving Opportunities Variable Speed Centrifugal Fan
US$
399.00
-
1,999.00
1 Set
(MOQ)
High-Pressure Blower Fan with Variable Speed Use for Versatile Use
US$
399.00
-
1,999.00
1 Set
(MOQ)
Versatile Use Centrifugal Blower with Variable Speed for Manufacture
US$
399.00
-
1,999.00
1 Set
(MOQ)
1/4
1
69
Hot Products
China Inverter
Inverter Ac
Dc To Ac Inverter
Pure Sine Wave Inverter
Power Converter
Frequency Inverter
Power Inverter
Variable Frequency Drive
Related Manufacturers & Supplier
Electric Fan Factories
Variable Speed Drive Factories
Two Speed Fan Factories
Variable Speed Belt Factories
Variable Speed Electric Fan Manufacturers
Cooling Fan Manufacturers
Industrial Fan Manufacturers
Plastic Fan Manufacturers