Grundfos Alpha 1 25-40 180 Variable Speed Circulation Pump

- Brand: Grundfos  
- Model: Alpha 1 25-40 180  
- Type: High-Efficiency Variable-Speed Circulation Pump 
- Part Number: 99160579  

- Technical Specs:  
- Energy Efficiency Index (EEI): ≤ 0.20
- Nominal Voltage: 1 × 230 V AC, 50/60 Hz  
- Power Consumption: 4–25 W 
- Rated Current: 0.05–0.26 A  
- Maximum Head: 2.1 m  
- Maximum Flow Rate: 1.8 m³/h 
- Display: LED 
- Max Operating Pressure: 10 bar  
- Temperature Range: 2 °C to +95 °C 
- Ambient Temperature: 0 °C to +55 °C  
- Insulation Class: F  
- Protection Class: IPX4D 
- Pipe Connection: G 1½" 
- Installation Length: 180 mm  
- Materials:  
  - Pump Housing: Cast iron (EN-GJL-250)  
  - Impeller: Composite (PPS)  
  - Rotor Can: Stainless steel  
- Additional Features:  
  - Automatic air venting  
  - Deblocking function 
  - Low noise operation 
  - Energy savings up to 85% compared to traditional pumps  
  - Quick electrical connection with plug-in terminals  
  - Compact design for easy replacement  

Dimensions: 180 x 100 x 130 mm

Weight: 2.2 kg  

Country of Origin: Denmark

HS Code: 8413.70