Purple Engineering Pty Ltd

Are Strainer Baskets Interchangeable?

It’s a common question during maintenance and replacements, but most strainer baskets are not universally interchangeable. Differences in housing geometry, seat design, sealing method, open area ratio, materials, and pressure class all affect whether a basket will fit and perform correctly.

In this article, we cover:
- Why baskets and housings should be treated as a matched system
- What actually needs to match before a swap is considered safe
- OEM vs quality aftermarket replacement baskets
- How basket design affects differential pressure and cleaning frequency
- A clear step-by-step process to select or replace a basket correctly

If you’re dealing with worn baskets, rising differential pressure, or an unknown brand, this guide explains how to avoid bypass, premature clogging, and downstream equipment damage.

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Simplex vs Duplex Strainers - what’s the difference?

Choosing the right strainer comes down to one key question: can the system stop for cleaning, or does it need to run continuously?

In this article, we break down:
- How simplex and duplex strainers work
- When a brief shutdown is acceptable and when it isn’t
- The impact on uptime, maintenance, space, and cost
- Typical applications across water, HVAC, chemical processing, oil and gas, and power generation

If you’re specifying strainers for a new system or reviewing an existing installation, this guide helps clarify which option fits the job and why.

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Simplex vs Duplex Strainers: What’s the Difference? | Strainer Australia In industrial filtration systems, simplex and duplex are the two main types of industrial strainers used to meet different operational needs.