Traditional pumps often require manual priming, bottom valves, and complex pipeline setups. The Model ZXB Self-suction pump eliminates these issues by enabling automatic suction after initial filling. It reduces downtime, simplifies installation, and improves reliability in continuous operation environments.
The Rongsheng Model ZXB Self-suction pump adopts advanced hydraulic components and precision casting technology. Its flow passage parts are designed to minimize resistance and improve efficiency. The pump can achieve a self-suction height of approximately 5–10 meters depending on working conditions.
| Model | Capacity (m³/h) | Head (m) | Suction (mm) | Discharge (mm) | Motor (kW) | Speed (r/min) | Self-priming (m) | Shaft Power | Efficiency (%) |
|---|---|---|---|---|---|---|---|---|---|
| 40ZXB-25L | 8 | 25 | 40 | 32 | 3 | 2900 | 5 | 0.8 | 64.6 |
| 40ZXB-30L | 8 | 30 | 40 | 32 | 3 | 2900 | 5 | 1.1 | 61.9 |
| 50ZXB-25L | 12.5 | 25 | 50 | 40 | 3-4 | 2900 | 5 | 1.2 | 68.4 |
| 50ZXB-30L | 12.5 | 30 | 50 | 40 | 4 | 2900 | 5 | 1.5 | 66.2 |
| 65ZXB-25L | 25 | 25 | 65 | 50 | 5.5 | 2900 | 5 | 2.3 | 73.8 |
| 65ZXB-30L | 25 | 30 | 65 | 50 | 5.5 | 2900 | 5 | 2.8 | 72.3 |
| 80ZXB-25L | 50 | 25 | 80 | 65 | 7.5 | 2900 | 5 | 4.4 | 77.7 |
| 80ZXB-30L | 50 | 30 | 80 | 65 | 7.5 | 2900 | 5 | 5.3 | 76 |
| 100ZXB-30L | 100 | 30 | 100 | 80 | 15 | 2900 | 4 | 10.2 | 79 |
| 100ZXB-40L | 100 | 40 | 100 | 80 | 18.5 | - | - | - | - |

Q1: Does the pump need a bottom valve?
No, the Model ZXB Self-suction pump can operate without a bottom valve.
Q2: What materials are available?
Fluoroplastic and stainless steel options are available for different corrosion requirements.
Q3: What is the maximum self-priming height?
Generally around 5–10 meters depending on working conditions.
Q4: Can you support customization?
Yes, we provide customized solutions based on specific application needs.