Leo LRP20-40-130 / 74W 230V Circulation Pump And Motor
10609
The LEO LRP20-40/130 is a versatile circulation pump engineered for residential and commercial heating, ventilation, and air conditioning systems. Built for reliability in demanding applications, this circulation pump excels in domestic hot water systems, solar-powered heating installations, central heating networks, and industrial auxiliary equipment requiring consistent water circulation across temperatures from 2 degC to 110 degC.
Constructed with a durable brass or anti-rust cast iron pump body, the LRP20-40/130 features a heat-resistant Noryl impeller rated to 150 degC and a robust 95% alumina ceramic shaft for extended service life. Its three-speed motor, equipped with 99% alumina ceramic bearings and copper windings, delivers dependable performance in IP44-rated enclosures, making it the ideal choice for pressure boosting applications in homes, district heating systems, and cold and hot water circulation where longevity and efficiency matter.
At a glance
Power: 74 WSupply: 230 V single-phase, 50 HzMax. head: 3.5 mMax. flow: 3 m³/h (50 l/min)Connections: G1.25Specifications
| Brand | Leo |
| Model | LRP20-40-130 |
| Type | LRP Circulation Pump (3-speed) |
| Power input (speed III) | 74 W |
| Supply | 230 V single-phase, 50 Hz |
| Inlet / outlet | G1.25 |
| Max. head (speed III) | 4.3 m |
| Max. flow | 3 m³/h |
| Dimensions (W × L × H) | 15 × 16.5 × 14 cm |
| Weight | 2.5 kg |
| Item code | LRP20-40-130(220V) |
Performance Table
| Flow Q (m³/h) | 0 | 0.25 | 0.5 | 0.75 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2.25 | 2.5 | 2.75 | 3 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Flow Q (l/min) | 0 | 4 | 8 | 12 | 17 | 21 | 25 | 29 | 33 | 38 | 42 | 46 | 50 |
| Head H (m) – speed III | 4.3 | 4.3 | 4.1 | 3.8 | 3.6 | 3.3 | 2.9 | 2.6 | 2.2 | 1.8 | 1.4 | 1 | 0.6 |
| Head H (m) – speed II | 4.1 | 4 | 3.8 | 3.6 | 3.3 | 2.9 | 2.5 | 2.1 | 1.7 | 1.3 | 0.9 | 0.5 | – |
| Head H (m) – speed I | 3.5 | 3.1 | 2.7 | 2.2 | 1.8 | 1.3 | 1 | 0.6 | – | – | – | – | – |
Head at each flow rate from the manufacturer's technical data. For a duty-point check use the Get a Quote wizard below.
Performance Curves and Technical Data (PDF)
Download the curve sheet with the performance curves, dimensions and technical data for the Leo LRP20-40-130:
Leo LRP Circulation Pump (3-speed) – Performance Curves and Technical Data (06-CIRCULATION BOOSTER PUMP catalogue p4, 5, 6, 8)
1 MB | Download
Applications
- It is widely used for heating ventilating and air conditioning (HVAC) circulation, pressure boosting of hot water in family, homes powered by solar energy, industrial auxiliary equipment cold and hot water circulation and so forth
- Water circulation for the central and district heating system
- Domestic hot water circulation
Pump
- Brass or anti-rust cast iron pump body
- Noryl impeller with heat resistance up to 150 degC
- 95% alumina ceramic shaft
- Liquid temperature: 2 degC - 110 degC
Motor
- Insulation class: H
- Enclosures class: IP44
- 99% alumina ceramic bearing
- Copper winding
- Three speed motor
Model Code: LRP20-40-130(220V)
- LRP - Circulation Pump
- 15-50 - Nominal diameter of suction and discharge ports (mm)
- B - Maximum head (dm)
- 130 - Distance between inlet and outlet (mm)
- F - Cast iron pump body & flange connection
- B - Brass pump body & threaded connection
- No identification - Cast iron pump body & threaded connection
Need help choosing or want a price?
Our pump team will check the right size for your flow and head and give you a quote.
WhatsApp us: 082 516 2248 Get a Quote / Size my pump info@pumps.co.za
Frequently Asked Questions
What is the maximum head of the Leo LRP20-40-130?
The Leo LRP20-40-130 has a maximum head of 3.5 m.
How much water can the Leo LRP20-40-130 pump?
The Leo LRP20-40-130 pumps up to 3 m³/h (50 l/min).
What power supply does the Leo LRP20-40-130 need?
Supply: 230 V single-phase, 50 Hz. Motor power: 74 W.
What are the pipe connections of the Leo LRP20-40-130?
G1.25.
