
Single- and two-stage liquid ring vacuum pumps and compressors — bolt-on, dimension-compatible equivalents for Nash and SIHI machines. Delivered with drawings, performance curves, material certificates and export packing. Direct exporter pricing with full engineering support.
✓Real production unit — outline drawing & performance curve with the quotationStart with the original pump family when you know it, or narrow the range by pump type.
Go directly to a known family and compare its available models and configurations.
Browse single-stage, two-stage, cone, compressor and laboratory families.
Start with the families backed by detailed model tables, then open the complete 18-series directory if you need another range.







The quotation follows a drawing-led check before you place an order.
Share the nameplate model and your required duty.
We verify flange size and orientation, foundation bolt pattern and shaft height, then send the equivalent model and outline drawing.
You review the drawing; after confirmation, we prepare the quotation.
Shown without customer names or amounts. Delivered items have packing/customs records on file; quoted items are original-model inquiries we answered with an equivalent and drawing.
A liquid ring vacuum pump uses a rotating impeller inside an elliptical casing partially filled with a sealing liquid (usually water) to form a moving ring. Gas is trapped between impeller blades, compressed and discharged. It can handle wet and corrosive gas streams.
Yes. We supply dimension-compatible equivalents: flange sizes and orientation, foundation bolt pattern and shaft height match the original Nash drawing. We send the outline drawing with your quotation so you can check before ordering.
2BE1, 2BE3/2BE4, 2BV2/2BV5/2BV6, NEV2, AT/TC cone two-stage, CL, Premier 2620 (2BE31200), and SIHI TC/FLS/LEMD types.