BV300h Type Negative Pressure Three-Blade Roots Blower
Model NO.
BV300H
Type
Negative Pressure
Method
Combined Treatment
Usage
Industrial, Agriculture, Hospital
Model
BV300h
Port Dia.
300mm(12")
Speed
1175-1650 Rpm
Airflow
69.85-105.14 M³/Min
Shaft Power
85.75-137.72kw
Motor Power
37-45/55/75-90/110-200kw
Foundation Blot
6-M16*400
Weight
1680 Kg
Transport Package
Wooden Package
Trademark
BK
Origin
China
HS Code
84145990
Production Capacity
1000 PCS / Year
Reference Price
$ 16,020.00 - 17,370.00
Description
Product Description
BV300h Type Negative Pressure Three-Blade Roots Blower
Machine Introduction:
Air-cooled casing is adopted to introduce external cooling air;stable operation,lower noise the normal negative pressure blower;compact structure,reasonable design, flexible and convenient installation.
Specifications:
Outline Dimensions:
Outline Dimensions Sheet:
Performance Sheet:
Main Products:
About us
1,In 1994,Yixing Pengde Machinery Co.,Ltd. ( a Sino-Japanese joint Venture) was born,and relocated in the Industrial Park for Environmental SCI and TECH. The following year with company name changed to B-Tohin Machine (Jiangsu)Co.,Ltd.
2,Localization of HC blower in 1996
3,In 1999,established a joint venture named Tohin Machine Co.,Ltd. with TUTHILL Pneumatics Group (United States).
4,Localization and mass sales of BK blower in 2000
5,In 2004,HC Blower and BK Blower got the honor of "new high-tech product",and the company was rated as a high-tech enterprise. In the same year,the company passed ISO9001 certification,purchased more than 30000 square meters for new plant and donated 500000 yuan to build the B-Tohin Qinghu Hope Middle School.
6,In 2009,the single-stage high-speed blower was successfully launched, and BK was rated as famous trademark of Wuxi City and famous trademark of Jiangsu Province.The torch program project of Jiangsu Province and a number of patents were achieved ,also the company's together-with-heart idea: attentively,sincerely,confidently was put forward.
7,The company's BK brand was rated as "China Well-known Trademark" in 2013.
8,In 2014,the company was identified as "Jiangsu Aerodynamic Research Center" by the Science &Technology Department of Jiangsu Province,and got the ISO14001 certificate.At the same time,Office Automation was put into use successfully.
9,In 2015,the company introduced a whole blower performance test system.Successfully bid for the 2600 square meters industrial assets in Yixing economic development zone and established Wuxi B-Tohin Blower Technology Co.,Ltd.
10,In 2016, Sino-Korean joint venture Wuxi B-Tohin & Ace Blower Science and Technology Co.,Ltd. was established. In the same year,air foil centrifugal blower was successfully introduced,and Tohin Vietnam Industry was founded.
11,In 2017,the company turned on the Internet of things intelligent ,the balance tester of Air Bearing Turbo Centrifugal blower was successfully put into use .The Science and Technology Association of B-Tohin was founded.
12,In 2018, B-Tohin magnetic suspension centrifugal blower,stainless steel blower and other new products were successfully launched.
13,In2025,Adopted the ERP platform management in the whole company and passed the assessment of "Informational and Industrialize Integration" in 2025.
14,B-Tohin screw blower was put on market successfully in 2025.
15,Launched contract energy management and new type product lease sales in 2025.With a new area of 75000 square meters acquired, the project of design and intelligent manufacturing base of high efficiency blower and office building of B-Tohin started.
The new factory building was successfully completed and relocated.
Workshop
Exhibition
Certification:
FAQ
Q1. Are you manufacturer or trading company?
We are the professional machinery manufacturer.Now the company has formed an annual production and sales scale of more than 30000 sets of blowers and water pumps.
Q2: Where is your factory located? May I have a visit?
Warmly welcome! Our factory is located in the Industrial Park for Environmental Science and Technology , Yixing, China.
Q3:What's the information should I provide when inquiry?
A: Air capacity
B: Pressure
C: Application
D: Use environment(Temperature, atmospheric pressure)
E: Do you need motor?
Or other specials you give us will be more appreciated.
Q4: What is your warranty?
Our warranty is 12 months after received the machine.
Q5. How does your factory control product quality?
We have quality inspection department. Before sending out product, we check each product. If there is quality problem, we will produce new one.
Q6.What is the delivery time?
Product delivery time is generally within 45 days from receipt of deposit.
Q7.Does your machine with CE certificate?
Yes.We have CE certificate,we will offer it if you need.
Q8. Do you accept customization?
We accept customization and we have a professional technical team to provide you with the best solution.
Machine Introduction:
Air-cooled casing is adopted to introduce external cooling air;stable operation,lower noise the normal negative pressure blower;compact structure,reasonable design, flexible and convenient installation.
Specifications:
| Model | BV300H |
| Air capacity | 69.85-105.14 m³/min |
| Discharge differential pressure | -50- -55KPA |
| Rotary speed | 1175-1650rpm |
| Motor type | 37-45/55/75-90/110-200KW 380/400/415/440V, 3PHASES, 50/60HZ |
| Motor brand | Standard: Wannan motor Siemens and motor for your option |
| Installation type | Standard: horizontal type. Vertical type available for your option |
| N.W. of blower without motor | 1680kg |
Outline Dimensions:
Outline Dimensions Sheet:
| Model | Speed | Inlet capacity (m3/min)and shaft power (KW) | |||
| -0.5kgf/cm² | -0.55kgf/cm² | ||||
| -5000mmH2O | -5500mmH2O | ||||
| -0.05Mpa | -0.055Mpa | ||||
| rpm | m3/min | KW | m3/min | KW | |
| BV300H | 1175 | 70.69 | 85.75 | 69.85 | 90.76 |
| Port Dia: DN300(12") | 1300 | 79.75 | 94.87 | 78.89 | 102.58 |
| 1480 | 92.81 | 111.25 | 91.92 | 121.35 | |
| 1575 | 99.7 | 114.94 | 98.8 | 127.07 | |
| 1650 | 105.14 | 137.72 | 104.23 | 141.52 | |
Performance Sheet:
| BV-H Outline Dimension Sheet | Unit:mm | |||||||||||||||||||||
| Type | Port Dia | Motor power(kw) | A | B | B1 | C | D | E | F | G | J | K | M | N | 0 | P | W | Q | T | U | n-M16×h | Weight(kg) |
| BV300H | (12") | 37~45 | 1600 | 1000 | 500 | 300 | 185 | 1200 | 380 | 245 | 275 | 390 | 595 | 565 | 920 | 980 | 415 | 30 | 2667 | 842 | 6-M16×400 | 1680 |
| 55 | 1620 | 310 | ||||||||||||||||||||
| 75~90 | 1680 | 340 | ||||||||||||||||||||
| 110~200 | 1750 | 375 | ||||||||||||||||||||
| Standard accessories include:intake, outlet muffler, negative pressure gauge,base,belt cover,vacuum relief valve,triangular belt. | ||||||||||||||||||||||
| The weight above are for standard accessories only,motor excluded. | ||||||||||||||||||||||
Main Products:
About us
1,In 1994,Yixing Pengde Machinery Co.,Ltd. ( a Sino-Japanese joint Venture) was born,and relocated in the Industrial Park for Environmental SCI and TECH. The following year with company name changed to B-Tohin Machine (Jiangsu)Co.,Ltd.
2,Localization of HC blower in 1996
3,In 1999,established a joint venture named Tohin Machine Co.,Ltd. with TUTHILL Pneumatics Group (United States).
4,Localization and mass sales of BK blower in 2000
5,In 2004,HC Blower and BK Blower got the honor of "new high-tech product",and the company was rated as a high-tech enterprise. In the same year,the company passed ISO9001 certification,purchased more than 30000 square meters for new plant and donated 500000 yuan to build the B-Tohin Qinghu Hope Middle School.
6,In 2009,the single-stage high-speed blower was successfully launched, and BK was rated as famous trademark of Wuxi City and famous trademark of Jiangsu Province.The torch program project of Jiangsu Province and a number of patents were achieved ,also the company's together-with-heart idea: attentively,sincerely,confidently was put forward.
7,The company's BK brand was rated as "China Well-known Trademark" in 2013.
8,In 2014,the company was identified as "Jiangsu Aerodynamic Research Center" by the Science &Technology Department of Jiangsu Province,and got the ISO14001 certificate.At the same time,Office Automation was put into use successfully.
9,In 2015,the company introduced a whole blower performance test system.Successfully bid for the 2600 square meters industrial assets in Yixing economic development zone and established Wuxi B-Tohin Blower Technology Co.,Ltd.
10,In 2016, Sino-Korean joint venture Wuxi B-Tohin & Ace Blower Science and Technology Co.,Ltd. was established. In the same year,air foil centrifugal blower was successfully introduced,and Tohin Vietnam Industry was founded.
11,In 2017,the company turned on the Internet of things intelligent ,the balance tester of Air Bearing Turbo Centrifugal blower was successfully put into use .The Science and Technology Association of B-Tohin was founded.
12,In 2018, B-Tohin magnetic suspension centrifugal blower,stainless steel blower and other new products were successfully launched.
13,In2025,Adopted the ERP platform management in the whole company and passed the assessment of "Informational and Industrialize Integration" in 2025.
14,B-Tohin screw blower was put on market successfully in 2025.
15,Launched contract energy management and new type product lease sales in 2025.With a new area of 75000 square meters acquired, the project of design and intelligent manufacturing base of high efficiency blower and office building of B-Tohin started.
The new factory building was successfully completed and relocated.
Workshop
Exhibition
Certification:
FAQ
Q1. Are you manufacturer or trading company?
We are the professional machinery manufacturer.Now the company has formed an annual production and sales scale of more than 30000 sets of blowers and water pumps.
Q2: Where is your factory located? May I have a visit?
Warmly welcome! Our factory is located in the Industrial Park for Environmental Science and Technology , Yixing, China.
Q3:What's the information should I provide when inquiry?
A: Air capacity
B: Pressure
C: Application
D: Use environment(Temperature, atmospheric pressure)
E: Do you need motor?
Or other specials you give us will be more appreciated.
Q4: What is your warranty?
Our warranty is 12 months after received the machine.
Q5. How does your factory control product quality?
We have quality inspection department. Before sending out product, we check each product. If there is quality problem, we will produce new one.
Q6.What is the delivery time?
Product delivery time is generally within 45 days from receipt of deposit.
Q7.Does your machine with CE certificate?
Yes.We have CE certificate,we will offer it if you need.
Q8. Do you accept customization?
We accept customization and we have a professional technical team to provide you with the best solution.