
Series illustration
PENTAX 2 ULTRA
Fully automatic fixed speed pressure booster system consisting of 2 pumps, suction manifold with non-return and isolation valves, delivery manifold with pressure gauge and isolation valves, base frame, control panel, 2 pressure switches. Available on request pressure tanks supplied separately.
Price
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Technical tables and curves
PENTAX · 2 ULTRA / 2 ULTRA S · 50 Hz
Select a model (19)
Select a model in the table to display its curve and data below.
| Model | Q range (m³/h) | H range (m) |
|---|---|---|
| 0–9.6 | 10.4–40.8 | |
| 0–9.6 | 14–52.2 | |
| 0–9.6 | 18.3–62.8 | |
| 0–9.6 | 25.7–77.1 | |
| 0–16.8 | 3.9–33.4 | |
| 0–16.8 | 6.4–45.3 | |
| 0–14.4 | 27.4–57.6 | |
| 0–14.4 | 32–69.1 | |
| 0–14.4 | 35.8–80.6 | |
| 0–20.4 | 11–36.7 | |
| 0–16.8 | 28.9–49.6 | |
| 0–16.8 | 39–63.2 | |
| 0–16.8 | 48.2–76 | |
| 0–16.8 | 56.2–89 | |
| 0–28.8 | 14.3–35 | |
| 0–28.8 | 17.9–45.8 | |
| 0–28.8 | 22.3–56.9 | |
| 0–48 | 10.7–34.7 | |
| 0–48 | 17.8–47.1 |
Technical sheet
Model 3-90/4 / 3-90/4T
Performance curve
The curve covers the range of the supplied table: 0-9.6 t/h. No data is provided outside this range.
- Table maximum head
- 40.8m
- Table maximum flow
- 9.6t/h
- Midpoint
- 27.9m
At zero flow
160 l/min· at 10.4 m
4.8 t/h ·
80 l/minat
Table values
| t/h | |||||
|---|---|---|---|---|---|
| l/min | |||||
| Head, m |
Select a number in the table to see the corresponding point.
Points come from the factory table; values between them use linear interpolation. PENTAX · 50 Hz · Source page 230 · 40 · 03/2026
About this product
Description
Horizontal multistage booster systems
PENTAX 2 ULTRA

Description
PN.ge · PENTAX 2 ULTRA
Technical tables and curves · 2 ULTRA / 2 ULTRA S · 50 Hz
Performance curve (Q–H)
Performance table
| Model | Q (t/h) | 0 | 3.6 | 4.8 | 7.2 | 9.6 |
|---|---|---|---|---|---|---|
| Q (l/min) | 0 | 60 | 80 | 120 | 160 | |
| 3-90/4 / 3-90/4T | H (m) | 40.8 | 31.8 | 27.9 | 19.8 | 10.4 |
Q: flow; H: head at the corresponding flow.
Points come from the factory table; values between them use linear interpolation. PENTAX · Source page 230 · 40 · 03/2026

