EWP-R Series Electronic Metering Pumps

Walchem EWP R electronic metering pump is engineered for reliable, high-precision chemical dosing across a wide range of industrial water and wastewater treatment applications. Its fully featured control unit provides programmable analog and digital pulse input control, enabling flexible integration with process control systems and automated dosing equipment.

With an 1800:1 turndown ratio and operating speeds of up to 360 strokes per minute, the Walchem EWP R metering pumps delivers accurate, repeatable chemical injection across varying flow requirements. A backlit LCD display and large multicolor LED indicator provide clear visibility of operating parameters, pump status, and system conditions for convenient monitoring.

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The pump combines advanced electronic control, high turndown capability, robust priming performance, and durable construction to support dependable operation in demanding chemical dosing environments.

With flow rates up to 6.7 GPH (25 L/h) and pressure capabilities up to 300 psi (20 bar), the Walchem EWP R provides a versatile and cost-effective solution for applications requiring precise chemical metering, reliable process control, and consistent dosing performance.