The Walchem EZC21D1-VC is a heavy-duty EZC-frame electronic diaphragm metering pump for higher-volume chemical feed in cooling towers, boilers and commercial water treatment. Manual speed control adjusts from 1 to 360 strokes per minute, and the PVC liquid end with Viton (FKM) seals handles most common treatment chemicals.
Product Specifications: - Model: EZC21D1-VC - Max Output: 2.0 GPH (130 mL/min) - Max Pressure: 105 PSI (0.7 MPa) - Voltage: 115VAC (230VAC available, call or email) - Control: Manual speed control, 1-360 strokes per minute - Liquid End: VC - PVC head and fittings, ceramic balls, FKM (Viton) seats and seals - Air Vent: Manual air vent valve included - Tubing: 3/8" x 1/4" connections - Spare Parts Kit: N21VC-PK