High Quality at Competitive Prices
Fast Delivery
CE, ISO, and ROHS Certified
Company Introduction:
Ningbo Sanheng Refrigeration Control Co., Ltd. is located in the Xikou Industrial Park, Fenghua District, Ningbo City, Zhejiang Province. Originally known as Zhejiang Fenghua Sanshi Solenoid Valve Factory, the company has grown over the years into a comprehensive enterprise engaged in the independent research, development, production, sales, and import/export of refrigeration control components.
Factory Address:
30th, Zongyan Road, Xikou Industrial Zone, Ningbo, Zhejiang, China
Main Products:
Refrigeration Components (Solenoid Valve, Expansion Valve, Pressure Controller, Filter Drier, Shut-off Valve, Sight Glass)
Air Conditioning Parts (4-Way Reversing Valve, Service Valve)
Refrigerator Parts (Solenoid Valve, Copper Filter Drier), Auto A/C Parts (Expansion Valve)
Model | Flow Rate (CFM) |
Ultimate Vacuum | Power (HP) |
Rotating Speed (r/min) | Inlet Port Size |
Oil Capacity (ml) | Dimensions (mm) |
Weight (kg) |
||
220V/50HZ | 110V/60HZ | 220V/50HZ | 110V/60HZ | |||||||
TW-0.5A | 1 CFM 30L/MIN |
1.2 CFM 36L/MIN |
10Pa/ 75Microns |
1/6 | 1440 | 1720 | 1/4SAE | 160 | 240×115×230 | 6 |
TW-1A | 2 CFM 60L/MIN |
2.5 CFM 72L/MIN |
10Pa/ 75Microns |
1/4 | 1440 | 1720 | 1/4SAE | 250 | 249×121×230 | 7.2 |
TW-1.5A | 3 CFM 90L/MIN |
3.5 CFM 108L/MIN |
10Pa/ 75Microns |
1/4 | 1440 | 1720 | 1/4SAE | 200 | 249×121×230 | 7.4 |
TW-2A | 4 CFM 120L/MIN |
4.8 CFM 144L/MIN |
10Pa/ 75Microns |
1/3 | 1440 | 1720 | 1/4SAE | 250 | 315×125×240 | 8.8 |
TW-3A | 6 CFM 180L/MIN |
7.2 CFM 216L/MIN |
10Pa/ 75Microns |
1/2 | 1440 | 1720 | 1/4SAE | 320 | 340×135×260 | 9.8 |
TW-4A | 8 CFM 212L/MIN |
9.6 CFM 255L/MIN |
10Pa/ 75Microns |
1/2 | 1440 | 1720 | 1/4SAE | 700 | 390×145×280 | 15.5 |
TW-5A | 9 CFM 260L/MIN |
11 CFM 312L/MIN |
5Pa/ 35Microns |
3/4 | 1440 | 1720 | 1/4SAE | 700 | 425×155×280 | 16 |


This Single Stage Vacuum Pump model TW-1A is ideal for use in refrigeration systems, air conditioning units, and industrial applications. It is designed with high vacuum performance and operates efficiently under dry conditions. The pump is built to last, offering excellent quality at an affordable price. With CE, ISO, and ROHS certifications, it meets international standards for safety and environmental compliance. Whether you're looking for reliable suction power or a cost-effective solution, the TW-1A is a great choice for your system needs.
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