Pressure Tank

Looking for a professional expansion tank supplier? Lead Pump presents the WVT series replaceable membrane expansion tanks — factory-direct, ISO&CE&NSF61 certified pressure vessels for water booster, heating, and solar systems. Available from 60L to 500L with 6/8/10/16bar working pressure, replaceable butyl/EPDM bladder, and pre-charge from 1.8 to 4.0 bar. Ideal for large residential, commercial, and industrial applications. Export to 30+ countries. OEM/ODM welcome. Contact Lead Pump today for competitive pricing.

The ET-LH Series Horizontal Expansion Tanks (Polypropylene Liner) — 8L to 100L from Lead Pump delivers a unique polypropylene-lined design, factory-direct from China. Unlike ordinary carbon-steel bladder tanks, the ET-LH isolates water entirely from metal via a seamless PP liner and butyl diaphragm, clamped by a steel clench ring for zero-leak integrity. Rated at 10 bar max working pressure with a stainless steel 1" connection, this series is a top pick among OEM buyers, water system distributors, and pump integrators across 30+ countries. Request a complete datasheet and factory quote today.

Lead Pump manufactures the CF Series Horizontal Replaceable Membrane Expansion Tanks (Carbon Steel) — 19L to 100L — a full line of horizontal replaceable membrane expansion tanks, factory-direct from China. Engineered for low-clearance installations, the CF series features a carbon steel shell with replaceable butyl/EPDM bladder, working pressure up to 16 bar, and ISO9001/CE/NSF61 certifications. Serving OEM buyers, distributors, and system integrators in 30+ countries. Contact Lead Pump for competitive pricing and complete series spec sheets.