Grundfos MAGNA1 100-40F (450) Variable Speed Circulator 240V

The Grundfos MAGNA1 100-40F (450) is an A-rated, EuP-ready variable-speed circulator designed for circulating water in heating systems and domestic hot-water systems. It offers adjustable pump curves and an external hot-water priority signal to force the pump to the maximum curve when required.

• Variable-speed control with three proportional-pressure, three constant-pressure and three fixed-speed curves for adaptable system operation.
• Easy selection of pump setting via nine light fields; low noise operation and maintenance-free design for reduced lifecycle upkeep.
• Suitable for water as the pumped liquid with a liquid temperature range of -10 to 110 °C.
• 450 mm port-to-port dimension with 100 mm flanged connections; cast iron construction.
• Electrical and performance data: 240 V 1Ph 50 Hz supply, motor size 25.6–521 W, full load current 0.27–2.32 A, max flow 50 m3/hr, max head 4 m.

Dimensions, weight and identifiers are provided for installation planning: 450 mm (h) x 356 mm (w) x 433 mm (d), weight 36.4 kg, SKU 97924219, GTIN 5710626492930, and a 2-year manufacturer warranty.