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Three-Phase Filtration Pump 18 m³/h - 1 HP | Pentair Ultraflow
Pentair Ultra-Flow Plus 1HP Three-Phase: silent and robust self-priming pump, 18 m³/h flow rate, 1/4 turn lid, XL basket, energy-efficient three-phase motor. Description détaillée
- Compatible with 4 g/L salt treatment
- Compatible with 50 to 70m³ pools
- Resistant to chemicals, UV
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Livraison offerte dès 150€
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The essential reference for 380V/400V electrical installations. This Pentair Ultraflow Plus 1 HP Three-Phase pump delivers a flow rate of 18 m³/h, ideal for efficiently filtering pools from 50 to 70 m³. Renowned for its reliability, it offers superior operating stability compared to classic models thanks to its three-phase industrial motor.
⚠️ Technical warning: On a three-phase pump, the direction of motor rotation depends on your electrical connection. During the first start-up, make sure that the fan rotates in the direction indicated on the cover. If it rotates in reverse, it will not draw water! (You will simply need to reverse two phases).
Powerful and durable filtration with the Pentair Ultra-Flow Plus 1 HP Three-Phase pump:
Designed by the world leader in pool filtration, this three-phase pump is the ideal solution for ensuring optimal water circulation in medium to large pools. Self-priming, efficient, and quiet, it stands out as a reliable choice for domestic and professional installations.
The Ultra-flow Three-Phase pool pump is a benchmark in its field: it operates silently and with high hydraulic and energy-efficient performance thanks to its three-phase motor. The pump guarantees effective filtration to minimize the maintenance of your pool.
The Ultraflow three-phase pool pump, manufactured in Italy, is a perfectly reliable pump in the long term with a 3-year warranty (excluding wear parts).
Why choose the Ultra-Flow Plus 1 HP Three-Phase pump?
1. High performance and energy efficiency
- Optimized flow rate: 18 m³/h for fast and efficient filtration.
- Quick priming: Its 2" ports ensure smooth circulation.
- Robust three-phase motor: Efficient, designed for demanding environments and energy-saving.
2. Robustness and durability
- High-quality materials: Thick-walled body made of reinforced plastic resistant to chemicals and UV rays.
- Stainless steel motor shaft: Protected against corrosion, even in harsh conditions.
- European manufacturing: Produced in Pisa, Italy, with high quality standards.
3. Ergonomic design
- Cam & Ramp cover: Easily removed with a simple quarter turn to access the pre-filter basket.
- XL pre-filter basket: Large capacity to reduce cleaning intervals.
- Simplified installation: Compatible with existing systems thanks to its standard connections.
4. Suitable for intensive use
- Operates 24/7 without overheating thanks to its industrial quality motor.
- Ideal for pools with salt treatment (up to 4 g/L).
Table of different Ultraflow filtration pump models
| Ultraflow Model | kW | HP | Volt | Phase |
| P-UFL-101 | 0.75 | 1 | 220-240V | 1- |
| P-UFL-103 E2 | 0.75 | 1 | 380-420V | 3- |
| P-UFL-151 | 1.10 | 1.5 | 220-240V | 1- |
| P-UFL-153E2 | 1.10 | 1.5 | 380-420V | 3- |
| P-UFL-201 | 1.50 | 2 | 220-240V | 1- |
| P-UFL-203 | 1.50 | 2 | 380-420V | 3- |
Ultraflow pump dimensions:

Simplified Installation
Steps for optimal installation of your Ultra-flow three-phase pump:
- Install the pump on a stable and dry base, close to the pool, to reduce head loss.
- Prefer short, straight pipes with a constant slope for quick priming.
- Ensure adequate ventilation of the technical room to prevent overheating.
- Prepare pipes of the correct dimensions, avoiding 90° bends near the inlet and outlet.
- Add a non-return valve after the pump to prevent backflow.
Important note:
- Maintain a distance of 5 times the pipe diameter between the suction inlet and any bend or fitting.
- Use sealing products compatible with plastic materials.
• Install the pump as close to the pool as possible.
• Use a direct and short suction hose with a constant slope to avoid long priming times.
• The pump must be fixed on a flat and solid base, high enough to avoid submerging the motor.
• Install the filter and pump in a protected area, ensuring adequate ventilation and access for maintenance.
• Do not install the control devices directly above the pump.
• Ensure adequate ground drainage to avoid exposing the pump to water.
• Prepare all pipes to the correct dimensions and reduce the number of elbows as much as possible.
• Provide independent support for the pipe near the pump's suction and discharge to reduce strain on the pump.
• Avoid overtightening pipe joints.
• Only use sealing materials designed for plastic materials for the pipes.
• Avoid petroleum-based products. It is essential that the suction hose has no air leaks. Its diameter must always be at least equal to that of the pump's suction port.
• To prevent water from flowing in the wrong direction and the impeller from loosening, installing a non-return valve after the pump is strongly recommended.
For plumbing:
1. For improved pool plumbing, it is recommended to use a larger pipe size.
2. The diameter of the piping on the pump's suction side must be identical to or larger than that of the return line.
3. The piping on the pump's suction side must be as short as possible.
4. For most installations, Pentair recommends installing a valve on both the suction and return lines to allow the pump to be isolated during routine maintenance. However, we also recommend that any valve, elbow, or tee installed on the suction line not be placed at a distance from the front of the pump less than five (5) times the diameter of the suction line. Independently support the pipe near the pump's suction and discharge to reduce stress on the pump. Use plastic pipe sealants.
The suction line should be the same size as the pump's suction inlet.
Example: a ø 50 mm pipe requires a 250 mm straight line before the pump's suction inlet. This will allow the pump to prime faster and operate longer.
IMPORTANT: DO NOT install 90° elbows directly at the pump's inlet or outlet.
| Supplier references | P-UFL-103 |
|---|---|
| Power in watts | 0.75kW |
| Power in hp | 1CV |
| Flow rate (m3/h) | 18 m3/h |
| Hydraulic connection | 2"/63mm |
| Warranty | 3 years |
| Programming and operation | On/Off |
| Phase | 3 phase AC |
| Maximum salt content in water | 0.4% |
| Maximum operating pressure | 3.5 bar |
| Voltage(s) in volts | Three-phase 380-400V |
| Maximum decibel | 70dB(A) |
| Protection rating | IP55 |
| Made in | Italy |
| Carton dimensions (cm) | 65(L),33(W),41(H) |
| XL filter basket | Extended cleaning intervals |
| Stainless steel locking collar | Quick maintenance |
| ¼ turn lid | Easy opening and locking |
| Fast self-priming | Quick and safe pump start-up |
Shipping within 1 business day
Our packages are shipped daily via DPD, Colissimo, Chronopost, UPS, and DHL and are insured.
All orders placed before noon, Monday to Friday, are shipped the same day, and orders placed after noon are shipped the following business day.
Shipping costs
For mainland France, shipping costs are free for purchases over 150 euros. Below this amount, the delivery cost depends on the weight of your package and the carrier you select.
For international shipments, shipping costs can vary, depending on the destination and the cargo, from 4 euros to over 100 euros.
Returns
You can return your product within the 14-day withdrawal period upon receipt of your order by contacting customer service via email at contact@poolplanet.fr
Frequently Asked Questions about the Filter Pump (Single-Phase/Three-Phase Versions)
What is the difference between the single-phase and three-phase versions?
The three-phase version offers better energy efficiency, a longer lifespan, and is more suitable for large swimming pools or professional environments.
Can I use this pump with a salt treatment system?
Yes, it is designed to work with salt concentrations up to 4 g/L.
Is it compatible with my current installation?
The standard 2" fittings and universal dimensions allow for easy integration into most existing installations.
How do I maintain the pump?
Regularly clean the pre-filter basket, accessible via the Cam & Ramp lid, and inspect the fittings to prevent air intake.
What is the warranty?
The pump is guaranteed for 2 years, with the exception of wear parts (90 days for the mechanical seal).
Can this pump be used for continuous operation?
Absolutely, it is designed for 24/7 use thanks to its robust and well-ventilated motor.
Is it suitable for spas or small pools?
The three-phase version is better suited for large pools or installations requiring high flow rates. For smaller pools, the single-phase version might suffice.
Why choose Pool Planet?
We select the best products for your pool and aim to help you find those that are truly right for you.
- Professional and recognized brands
- Inter-compatible products, designed to integrate seamlessly into your technical room without having to change everything
- Water, energy, and product savings thanks to "connected" technology.
- Decidedly human: from product selection to installation and after-sales service
Choosing Pool Planet means choosing a simpler, more durable, and better-equipped pool, with a French player established since 2008.
