Main pump
Bearing Wholesalers complete pumping systems and solutions for buildings, industry and every aspect of water use. Select your market area below and find out more about how Grundfos meets requirements for energy efficiency and resource management for your application.
In heating and air conditioning systems, water must be distributed from the supply system to the point of consumption. This is done by means of main pumps.
Larger systems can be divided into several pipe circuits with each their local pump. The main pump is the pump that distributes the total amount of water from the supply source.
Due to variations in heat demand and flow in large systems, it is recommended to use speed controlled pumps in parallel as main pumps. By using speed controlled pumps it is also possible to obtain maximum energy savings.
A maximum of three pumps plus one standby pump is recommended.
![Parker Piston Pump 400481002928 PV180R1K1T1NFPG+PVAPVV41](https://m.bearing-wholesalers.com/uploaded_images/d1609473-parker-piston-pump-400481002928-pv180r1k1t1nfpg-pvapvv41.jpg)
- Parker Piston Pump 400481002928 PV180R1K1T1NFPG+PVAPVV41
- 1 pcs
- Negotiable
![Japan Dakin original pump W-V15A1R-95](https://m.bearing-wholesalers.com/uploaded_images/d1550310-japan-dakin-original-pump-w-v15a1r-95.jpg)
- Japan Dakin original pump W-V15A1R-95
- 1 pcs
- Negotiable
![USA VICKERS Pump PVH131R02AF30B252000001002AP010A](https://m.bearing-wholesalers.com/uploaded_images/d1557452-usa-vickers-pump-pvh131r02af30b252000001002ap010a.jpg)
- USA VICKERS Pump PVH131R02AF30B252000001002AP010A
- 1 pcs
- Negotiable
![Parker Piston Pump 400481004820 PV180R9K1T1NWLZK0279+PVA](https://m.bearing-wholesalers.com/uploaded_images/d1636140-parker-piston-pump-400481004820-pv180r9k1t1nwlzk0279-pva.jpg)
- Parker Piston Pump 400481004820 PV180R9K1T1NWLZK0279+PVA
- 1 pcs
- Negotiable
![Parker Piston Pump 400481005105 PV180R1K4KJNMMZ+PV046R1L](https://m.bearing-wholesalers.com/uploaded_images/d1555606-parker-piston-pump-400481005105-pv180r1k4kjnmmz-pv046r1l.jpg)
- Parker Piston Pump 400481005105 PV180R1K4KJNMMZ+PV046R1L
- 1 pcs
- Negotiable
![USA VICKERS Pump PVM045ER05CS01AAA2800000AA0A](https://m.bearing-wholesalers.com/uploaded_images/d1604554-usa-vickers-pump-pvm045er05cs01aaa2800000aa0a.jpg)
- USA VICKERS Pump PVM045ER05CS01AAA2800000AA0A
- 1 pcs
- Negotiable
![Parker Piston Pump 400481003582 PV270R1L1M3NYLC+PV270R1L](https://m.bearing-wholesalers.com/uploaded_images/d1550310-parker-piston-pump-400481003582-pv270r1l1m3nylc-pv270r1l.jpg)
- Parker Piston Pump 400481003582 PV270R1L1M3NYLC+PV270R1L
- 1 pcs
- Negotiable
![USA VICKERS Pump PVH057R01AA10B252000001001AB010A](https://m.bearing-wholesalers.com/uploaded_images/d1555606-usa-vickers-pump-pvh057r01aa10b252000001001ab010a.jpg)
- USA VICKERS Pump PVH057R01AA10B252000001001AB010A
- 1 pcs
- Negotiable
![Parker Piston Pump 400481003710 PV270R1K1M3NUPG+PV270R1L](https://m.bearing-wholesalers.com/uploaded_images/d1555606-parker-piston-pump-400481003710-pv270r1k1m3nupg-pv270r1l.jpg)
- Parker Piston Pump 400481003710 PV270R1K1M3NUPG+PV270R1L
- 1 pcs
- Negotiable
![USA VICKERS Pump PVM018ER02AS02AAA28000000A0A](https://m.bearing-wholesalers.com/uploaded_images/d1636140-usa-vickers-pump-pvm018er02as02aaa28000000a0a.jpg)
- USA VICKERS Pump PVM018ER02AS02AAA28000000A0A
- 1 pcs
- Negotiable
![USA VICKERS Pump PVH098R01AJ30D250010001001AE010A](https://m.bearing-wholesalers.com/uploaded_images/d1609473-usa-vickers-pump-pvh098r01aj30d250010001001ae010a.jpg)
- USA VICKERS Pump PVH098R01AJ30D250010001001AE010A
- 1 pcs
- Negotiable
![Parker Piston Pump 400481004930 PV180R1K1LLNWLC+PV180R1L](https://m.bearing-wholesalers.com/uploaded_images/d1556894-parker-piston-pump-400481004930-pv180r1k1llnwlc-pv180r1l.jpg)
- Parker Piston Pump 400481004930 PV180R1K1LLNWLC+PV180R1L
- 1 pcs
- Negotiable