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  • YD Series Coaxial Self-Priming Pump

Key Features
Unique Shaft Seal Design — Features an internal Teflon Bellow Seal with a self-cooling design, eliminating the need for an external cooling circulation loop.
Self-Priming Capability — Designed with a self-priming suction lift of up to five meters.
Integrated Cover and Base — One-piece molded design for easier maintenance and simplified assembly.
Superior Corrosion Resistance — Constructed from high-durability materials, including GFRPP and PVDF.
Strong Acid and Alkali Resistance — Highly resistant to aggressive chemical environments.
Operating Temperature Range — Suitable for applications with temperatures below 80°C.





Model Curve Code Max Output Flow (L/min) Max Output Head (m) Standard Output Flow (L/min) Standard Output Head (m) Inlet / Outlet Diameter (mm) Motor HP Motor Power (kW) Motor Voltage (V) Weight (KG)
YD40012 A 240 13 220 6 40/40 2 1.1 380 26
YD40022 B 300 19 230 12 40/40 2 1.5 380 34
YD50032 C 410 23 300 14 50/50 2 2.2 380 42
YD50052 D 480 27 440 15 50/50 2 4 380 54
YD80072 E 1030 19 835 13 80/80 2 5.5 380 75
YD80102 F 1200 23 1000 14 80/80 2 7.5 380 78
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About Us
Powering Global Industry with Precision Fluid Technology
SYEELAI specializes in corrosion-resistant fluid transfer solutions, professionally manufacturing a series of acid and alkali resistant pumps including liquid mixers, metering pumps, magnetic drive pumps, and vertical pumps. The company also undertakes custom fabrication of non-standard chemical filtration systems and provides professional design, installation, and commissioning services for chemical dosing equipment.
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