Alfa Laval SX Rotary Lobe Pump
Top-of-the-line Model with Minimal Shearing and Pulsation for Extremely Sensitive Pharmaceutical Process Media
When an application has the absolute strictest ultra-clean process requirements, Valutech offers Alfa Laval’s highest-end sanitary lobe pump — the Alfa Laval SX. The SX line is designed to comply with the most stringent sanitary design parameters while providing gentle transportation of sensitive product media in the pharmaceutical and biopharma industries, while also serving Cleaning-in-Place and Sterilization-in-Place duties.

All SX models feature the following:
- A greater level of attention to hygienic design and repeatability to reduce the risk of contamination.
- Robust designs that are time-tested and proven in the pharmaceutical industry.
- Full documentation of the production chain, from raw materials to delivered equipment, ensuring repeatability and batch quality.
- Alfa Laval’s online Q-doc documentation system; it is based on GDP (Good Documentation Practice), providing full product details and assisting in processes qualification and validation.
Pump Sizes | SX1 | SX2 | SX3 | SX4 | SX5 | SX6 | SX7 |
---|---|---|---|---|---|---|---|
Max. Size of Spherical Solids (inches) | 0.28 | 0.39 | 0.51 | 0.63 | 0.75 | 0.98 | 1.10 |
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Multi-lobe configuration facilitates low pulsation, gently moving the media
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Computational Fluid Dynamics adds precision functional efficiency
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Working range: up to 15 bar, temperature of 150°C, and a flow rates up to a possible 115 m3/h
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Feature design for increased cleaning access and improved contamination mitigation
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Standard stock equipped with electropolished components
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Coaxial contra-rotating, quad-lobe rotors gently handle media in a fully swept pump chamber
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ATEX approved, developed to meet EHEDG, 3-A, 3.1, and FDA hygienic standards

SX Model | Displacement
(Litres/rev) |
Displacement
(US gall/100 rev) |
Connection Size
inches (mm) |
Differential Pressure
psi (bar) |
Max Speed
(rev/min) |
---|---|---|---|---|---|
SX1/005
SX1/007 SX2/013 SX2/018 SX3/027 SX3/035 SX4/046 SX4/063 SX5/082 SX5/115 SX6/140 SX6/190 SX7/250 SX7/380 |
0.05
0.07 0.128 0.181 0.266 0.35 0.46 0.63 0.82 1.15 1.40 1.90 2.50 3.80 |
1.32
1.85 3.38 4.78 7.03 9.25 12.15 16.65 21.67 30.38 36.99 50.20 66.05 100.40 |
1 (25)
1.5 (40) 1.5 (40) 2 (50) 2 (50) 2.5 (65) 2 (50) 2.5 (65) 2.5 (65) 3 (80) 3 (80) 4 (100) 4 (100) 6 (150) |
175 (12)
100 (7) 215 (15) 100 (7) 215 (15) 100 (7) 215 (15) 145 (10) 215 (15) 145 (10) 215 (15) 145 (10) 215 (15) 145 (10) |
1200
1200 1000 1000 1000 1000 1000 1000 600 600 500 500 500 500 |
Additional dimensional data available upon
request.
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