Grundfos MAGNA1 65-150F (340) Variable Speed Circulator 240V

The Grundfos MAGNA1 65-150F (340) is a 240V variable-speed circulator designed for circulating water in heating and domestic hot-water systems, delivering up to 55 m3/hr and 15 m head while meeting EuP/A-rated efficiency requirements.

• Variable-speed control with nine light fields for pump-setting indication and selectable curves: three proportional-pressure, three constant-pressure, and three fixed-speed curves.
• 340 mm port-to-port dimension with 65 mm flanged connections; cast-iron construction.
• Wide liquid temperature range: -10 to 110 °C; suitable for heating systems, main pumps, mixing loops, and heating & air-conditioning applications.
• External signal input enables hot-water priority to force operation to the maximum curve (useful in solar-heating or hot-water priority systems).
• Electrical and performance data: 240V 1Ph 50Hz, motor power range 30.7–1263 W, full-load current 0.31–5.53 A; max flow 55 m3/hr; max head 15 m.

The MAGNA1 65 range offers simple installation, low noise operation and maintenance-free design. Product weight is 26.6 kg, overall dimensions 340 mm (h) × 266 mm (w) × 386 mm (d), and it carries a 2-year manufacturer warranty.