
Product Series
MH Series Marine Seawater Pumps
A compact and reliable corrosion-resistant single-stage pump series developed for coastal aquaculture, live fish transport vessels and marine service.
Application scenarios
- Coastal aquaculture
- Live fish transport vessels
- Marine freshwater and seawater cooling
- Bilge and ballast service
Representative models
Key features
- Simple structure with strong suction, high pressure and large flow range
- 100 mm inlet models cover about 13-25 m head and 70-106 t/h flow
- 150 mm inlet models cover about 11-34 m head and 126-201 t/h flow
- 200 mm and 250 mm inlet models support larger flow seawater transfer
- High-grade wear-resistant mechanical seal with stainless mechanical seal ring, impeller, shaft, sleeve and nut
- Powder-coated castings improve corrosion resistance and make the flow passage smoother
Product Overview
The MH series marine seawater pump was developed by Yongxing Pump for coastal aquaculture and live water transport needs. It is suitable for seawater circulation and oxygenation in coastal aquaculture and live fish transport vessels, and can also be used on ships as freshwater and seawater cooling pumps, sanitary pumps, fire pumps, sewage pumps, bilge pumps and ballast pumps. It can also serve agricultural irrigation and drainage, industrial water transfer and similar clean water or seawater media with impurity concentration not greater than 3% and liquid temperature not exceeding 75 C.
Model Indication
- MH: series code for marine seawater pump
- T: special power supply mark; for direct motor coupling, limited to 440V
- 150: pump suction diameter
- 20: hydraulic head in meters
- B/C/D: belt drive, diesel engine direct drive or electric motor direct drive
Models
Photographed representative models
Click a model to view its photo angles, model description and corresponding parameter row. The full series table below keeps models without current photos for selection reference.

MH150-20
MH150-20 Marine Seawater Pump
Corrosion-resistant marine seawater pump for aquaculture, live fish transport and ship seawater service.
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MH150-32
MH150-32 Marine Seawater Pump
Higher-head MH series pump for marine seawater and aquaculture circulation applications.
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MH200-22
MH200-22 Marine Seawater Pump
Large-flow MH series seawater pump for ship service and coastal aquaculture water transfer.
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MH250-12
MH250-12 Marine Seawater Pump
Large inlet MH series pump for high-flow seawater transfer and marine service conditions.
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MH series performance parameters
Complete MH series parameter table from the brochure. For models without current product photos, parameters are still listed for selection reference.
| Model | Suction dia. (mm) | Speed (r/min) | Head (m) | Flow (t/h) | Suction range (m) | Power (kW) |
|---|---|---|---|---|---|---|
| MH100-13 | 100 | 1450 | 13.5 | 70.1 | 7 | 4 |
| MH100-15 | 100 | 1450 | 15.3 | 98 | 7.2 | 7.5 |
| MH100-18 | 100 | 1450 | 18 | 82 | 7.5 | 5.5 |
| MH100-21 | 100 | 1600 | 21.6 | 88.8 | 7.5 | 7.5 |
| MHT100-25 | 100 | 1750 | 25.8 | 97.1 | 7.5 | 11 |
| MH100-31 | 100 | 2200 | 31.1 | 106.4 | 7.5 | 15 |
| MH150-11 | 150 | 1450 | 11.2 | 136 | 7 | 5.5 |
| MH150-13 | 150 | 1450 | 13.1 | 147 | 7.2 | 7.5 |
| MH150-15 | 150 | 1450 | 15 | 156.8 | 7.7 | 11 |
| MH150-18 | 150 | 1450 | 17.93 | 158.2 | 7.5 | 11 |
| MH150-20 | 150 | 1450 | 19.5 | 165 | 8 | 15 |
| MHT150-26 | 150 | 1750 | 26.1 | 190.9 | 7.2 | 18.5 |
| MHT150-28 | 150 | 1750 | 28.4 | 199 | 7.2 | 22 |
| MH150-46 | 150 | 2900 | 46.47 | 193.8 | 7 | 37 |
| MH150-24 | 150 | 1450 | 23.9 | 138.2 | 6.5 | 15 |
| MH150-25 | 150 | 1450 | 25.2 | 172.8 | 6.5 | 18.5 |
| MH150-28 | 150 | 1450 | 28.2 | 150.3 | 7 | 18.5 |
| MH150-30 | 150 | 1450 | 29.9 | 170.3 | 7 | 22 |
| MH150-32 | 150 | 1450 | 32 | 160 | 7.5 | 22 |
| MH150-34 | 150 | 1450 | 33.9 | 126.8 | 7.5 | 18.5/22 |
| MH200-8 | 200 | 1450 | 8.9 | 235.2 | 7 | 7.5 |
| MH200-10 | 200 | 1450 | 10.7 | 258.2 | 7.2 | 11 |
| MHT200-11 | 200 | 1750 | 11.2 | 264.6 | 7 | 11 |
| MH200-13 | 200 | 1450 | 13.4 | 288 | 6.6 | 15 |
| MH200-16 | 200 | 1600 | 16.3 | 316.8 | 7 | 18.5 |
| MHT200-16 | 200 | 1750 | 15.6 | 311.5 | 7.2 | 18.5 |
| MH200-19 | 200 | 1450 | 19.64 | 227.9 | 7 | 18.5 |
| MH200-22 | 200 | 1450 | 22.72 | 245.1 | 7 | 22 |
| MH200-27 | 200 | 1450 | 27.23 | 268.3 | 7.2 | 30 |
| MH250-10 | 250 | 1450 | 10.5 | 414.2 | 6.5 | 18.5 |
| MH250-12 | 250 | 1450 | 12 | 450 | 6 | 22 |
| MHT250-13 | 250 | 1750 | 13.2 | 461 | 6.5 | 22 |
| MHT250-14 | 250 | 1750 | 13.7 | 640 | 6.5 | 37 |
| MH250-15 | 250 | 1600 | 15.3 | 496.5 | 6.5 | 30 |
| MHT250-18 | 250 | 1750 | 18.2 | 543.1 | 6.5 | 37 |