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Engineered for clean water systems requiring stronger pressure performance, the Calpeda CA 91 delivers dependable hydraulic operation for pressure boosting, domestic water supply, irrigation support, and tank filling applications. Its liquid ring self-priming configuration allows stable operation even when intermittent air is present within the suction pipe.
With flow capacity reaching 2.4 m³/h and head performance extending up to 53 m, the pump delivers controlled clean water movement with elevated pressure characteristics for demanding residential and utility installations. The hydraulic arrangement supports smooth continuous-duty circulation performance across varying operating conditions.
The hydraulic assembly is powered through a three-phase 415V induction motor delivering 0.75 kW rated output power with operating current of 2.8 A. Continuous rotation near 2900 rpm is achieved through a two-pole motor arrangement supporting dependable pressure generation and stable fluid movement.
A star-shaped brass impeller operates within the cast iron hydraulic casing to ensure dependable transfer of clean liquids without suspended solids. Mechanical sealing integrates carbon, ceramic, and NBR elastomer components, while the motor assembly features class F insulation and IP54 protection for safe continuous-duty service. Permitted liquid temperature extends from -10°C to +90°C.
FEATURES- Liquid ring self-priming hydraulic arrangement improves suction capability
- Star-shaped brass impeller supports elevated pressure delivery
- Compact close-coupled construction reduces installation space requirements
- Cast iron hydraulic construction improves structural rigidity
- Designed for clean liquids without abrasive or suspended particles
- Carbon/Ceramic/NBR mechanical seal arrangement improves sealing stability
- Three-phase motor with IP54 protection supports reliable operation
- Class F insulation improves thermal resistance during continuous-duty use
FAQs
General Product FAQs
1. How do I choose the right pump for my setup?
Selecting the correct pump depends on your required flow (L/min), total head (vertical lift + friction loss), and power source. If you're unsure, contact our team and we’ll size the right system for you.
2. Do you offer support with system design or setup?
Yes — we provide expert advice to help you choose, install, and optimise your pump system. Whether it's a simple setup or a custom solution, we’re here to help.
3. Do you offer complete pump solutions or just products?
We don’t just sell pumps — we provide complete solutions. From accessories and control systems to full packaged setups, we can supply everything required to get your system running efficiently.
Shipping & Availability
1. Do you offer Australia-wide shipping?
Yes — we ship across Australia. Bulk or oversized orders may incur additional freight charges otherwise we offer free shipping over $100*
2. How long does delivery take?
Orders are typically shipped within 1–2 business days, with delivery taking approximately 2–7 days depending on your location.
3. What courier or freight companies do you use?
We work with a range of trusted carriers including Australia Post, StarTrack, TNT, and other national freight providers depending on the size and location of your order. This allows us to ensure fast, reliable delivery across Australia, including regional and remote areas.
Warranty & Support
1. Do your pumps come with a warranty?
Yes — all products are backed by manufacturer warranties. Warranty periods vary depending on the brand and product type.
2. What support do you offer after purchase?
We provide ongoing support including:
- Installation advice
- Troubleshooting
- Spare parts supply
- System upgrades
3. What is the warranty process if something goes wrong?
If you experience an issue, simply contact our team with your order details and a description of the problem. We’ll guide you through troubleshooting and, if required, arrange repair, replacement, or manufacturer assessment in line with warranty terms.
Why choose Foundation Pumps?
1. Why choose Foundation Pumps over other suppliers?
We focus on supplying proven, high-quality pump solutions backed by real industry knowledge. Unlike general resellers, we understand how these systems perform in the field and provide honest, practical advice to ensure you get the right solution the first time.
2. Do you offer expert advice before and after purchase?
Yes — we support you at every stage, from selecting the right pump through to installation and ongoing use. Our team is available to assist with sizing, troubleshooting, and system optimisation whenever you need it.
3. Do you stock trusted brands and quality products?
We carefully select and supply pumps from reputable manufacturers known for reliability and performance. Our range includes both industry-leading brands and high-value alternatives that meet Australian standards and conditions.
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