ZX Self-Priming Pump
The ZX series self-priming sewage pump is characterized by stable performance, high operational reliability, high efficiency, low noise, compact structure, aesthetic appearance, and ease of installation and maintenance.
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Product Introduction
The ZX series self-priming sewage pump is characterized by stable performance, high operational reliability, high efficiency, low noise, compact structure, aesthetic appearance, and ease of installation and maintenance. As a new-generation energy-efficient product, it represents the most ideal option among current self-priming oil transfer pumps. The series is widely applicable in industries such as petroleum, chemical, pharmaceutical, environmental protection, urban construction, mining, transportation, and electric power.
Model Meaning
50 ZX 12.5-50 PB
50-Suction Diameter (mm)
ZX-Self-Priming Pump
12.5 -Flow (m3/h)
50-Head (m)
P-Stainless Steel
B-Explosion-Proof Motor
Structure Drawing

1. Inlet flange 2. Check valve 3. Charging hole 4. Outlet flange 5. pump body 6. Gas-liquid separation chamber 7. Rear cover 8. Impeller
9. Mechanical seal 10. Pump shaft 11. Bearing 12. Bearing body 13. Bearing 14. Coupling