Grundfos ALPHA2 25-60 180 Circulator Pump – 1 1/2" Connection – 99411175
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The Grundfos ALPHA2 25-60 180 is a high-efficiency circulator pump designed for domestic and commercial heating, air conditioning, and district heating systems. Featuring AUTOADAPT technology, the pump continuously adjusts to system demands for optimal comfort, low energy consumption, and simple commissioning. Its compact design with integrated control box fits most common installations and ensures maintenance-free operation.
Key Features:
- AUTOADAPT for optimal comfort with minimal energy consumption
- Night-setback function to save energy
- Manual Summer mode for energy savings and safe operation
- Intuitive one-button operation for easy control mode selection
- High-torque start for reliable operation under harsh conditions
- Maintenance-free canned-rotor design
- ALPHA plug for quick electrical installation
- Insulating shells minimize heat loss
- Hydronic balancing using ALPHA Reader and Grundfos GO Balance App
- Self-venting for easy commissioning
- Robust construction with cast iron housing and composite impeller
Key Specifications:
| Product Model | ALPHA2 25-60 180 |
| Product Number | 99411175 |
| Pump Type | Canned-rotor circulator pump |
| Connection Size | 1 1/2 inch |
| Port-to-Port Length | 180 mm |
| Rated Flow | 1.94 m³/h |
| Rated Head | 3.28 m |
| Maximum Head | 60 dm |
| Pump Head Orientation | 6H |
| TF Class | 110 |
| Pumped Liquid | Water |
| Liquid Temperature Range | 2 – 110 °C |
| Selected Liquid Temperature | 60 °C |
| Density | 983.2 kg/m³ |
| Maximum Operating Pressure | 10 bar |
| Ambient Temperature Range | 0 – 40 °C |
| Energy Efficiency Index (EEI) | 0.17 |
| Power Input (P1) | 3 – 34 W |
| Mains Frequency | 50 / 60 Hz |
| Rated Voltage | 1 x 230 V |
| Maximum Current | 0.04 – 0.32 A |
| Enclosure Class | X4D |
| Insulation Class | F |
| Pump Housing | Cast iron, EN 1561 EN-GJL-150, ASTM A48M-150B |
| Impeller | Composite, PES 30% GF + PESU-GF20% |
| Net Weight | 2.01 kg |
| Gross Weight | 2.17 kg |
| Shipping Volume | 0.004 m³ |
| Approvals | CE, VDE, EAC, RCM, SEPRO |
| Danish VVS No. | 380473260 |
| Finnish LVI No. | 4615340 |
| Norwegian NRF No. | 9043152 |
| Country of Origin | DK |
| Price | AUD 853 |