Grundfos Magna1 Pumps

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  1. Grundfos Magna1 100-120F Variable Speed Circulator

    9792423/99221442

    Grundfos - Magna1 100-120F Variable Speed Circulator - 450mm - 230V

    Grundfos Magna1 100-120F (450) ERP/EUP ready variable-speed Circulator Pump. The Grundfos Magna1 100-120F (450) is a variable-speed circulator which is used primarily for one and two-pipe heating systems.

    £6,291.60 RRP £3,460.38 £2,883.65
    In Stock In stock
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  2. Grundfos MAGNA1 80-80F (360) Variable Speed Circulator Pump - 240v - Single Phase - 834 Ltr/min

    99221407

    Grundfos - MAGNA1 80-80F (360) Variable Speed Circulator Pump - 240V - Single Phase - 834 Ltr/min. - Cast Iron

    MAGNA1 80-80 F The Grundfos MAGNA1 circulator Pump is the straightforward option for a job well done. With its elevated energy performance, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £4,348.80 RRP £2,391.84 £1,993.20
    In Stock In stock
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  3. Grundfos MAGNA1 32-80N (180) Variable Speed Circulator Pump - 240v - Single Phase - 170 Ltr/min

    99221255

    Grundfos - MAGNA1 32-80N (180) Variable Speed Circulator Pump - 240V - Single Phase - 170 Ltr/min. - Cast Iron

    MAGNA1 32-80 N The Grundfos MAGNA1 circulator Pump is the straightforward option for a job well done. With its elevated energy performance, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £2,029.20 RRP £1,116.06 £930.05
    In Stock In stock
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  4. Grundfos MAGNA1 25-100N (180) Variable Speed Circulator Pump - 240v - Single Phase - 158 Ltr/min

    99221226

    Grundfos - MAGNA1 25-100N (180) Variable Speed Circulator Pump - 240V - Single Phase - 158 Ltr/min. - Cast Iron

    MAGNA1 25-100 N The Grundfos MAGNA1 circulator pump is the uncomplicated option for a job well done. With its high energy efficiency, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £2,029.20 RRP £1,116.06 £930.05
    In Stock In stock
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  5. Grundfos MAGNA1 32-40N (180) Variable Speed Circulator Pump - 240v - Single Phase - 128 Ltr/min

    99221253

    Grundfos - MAGNA1 32-40N (180) Variable Speed Circulator Pump - 240V - Single Phase - 128 Ltr/min. - Cast Iron

    MAGNA1 32-40 N The Grundfos MAGNA1 circulator pump is the uncomplicated option for a job well done. With its high energy efficiency, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £1,669.20 RRP £918.06 £765.05
    In Stock In stock
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  6. Grundfos MAGNA1 50-100FN (280) Variable Speed Circulator Pump - 240v - Single Phase - 500 Ltr/min

    99221360

    Grundfos - MAGNA1 50-100FN (280) Variable Speed Circulator Pump - 240V - Single Phase - 500 Ltr/min. - Cast Iron

    MAGNA1 50-100 F N The Grundfos MAGNA1 circulator pump is the uncomplicated option for a job well done. With its high energy efficiency, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £5,200.80 RRP £2,860.44 £2,383.70
    In Stock In stock
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  7. Grundfos MAGNA1 32-60FN (220) Variable Speed Circulator Pump - 240v - Single Phase - 150 Ltr/min

    99221271

    Grundfos - MAGNA1 32-60FN (220) Variable Speed Circulator Pump - 240V - Single Phase - 150 Ltr/min. - Cast Iron

    MAGNA1 32-60 F N The Grundfos MAGNA1 circulator pump is the uncomplicated option for a job well done. With its high energy efficiency, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £2,146.80 RRP £1,180.74 £983.95
    In Stock In stock
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  8. Grundfos MAGNA1 50-60FN (240) Variable Speed Circulator Pump - 240v - Single Phase - 410 Ltr/min

    99221358

    Grundfos - MAGNA1 50-60FN (240) Variable Speed Circulator Pump - 240V - Single Phase - 410 Ltr/min. - Cast Iron

    MAGNA1 50-60 F N The Grundfos MAGNA1 circulator pump is the uncomplicated option for a job well done. With its high energy efficiency, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £4,461.60 RRP £2,453.88 £2,044.90
    In Stock In stock
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  9. Grundfos MAGNA1 32-60 (180)  Variable Speed Circulator Pump - 240v - Single Phase - 150 Ltr/min

    99221234

    Grundfos - MAGNA1 32-60 (180) Variable Speed Circulator Pump - 240V - Single Phase - 150 Ltr/min. - Cast Iron

    MAGNA1 32-60 The Grundfos MAGNA1 circulator pump is the uncomplicated option for a job well done. With its high energy efficiency, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £1,260.00 RRP £693.00 £577.50
    In Stock In stock
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  10. Grundfos MAGNA1 65-60FN (340) Variable Speed Circulator Pump - 240v - Single Phase - 603 Ltr/min

    99221395

    Grundfos - MAGNA1 65-60FN (340) Variable Speed Circulator Pump - 240V - Single Phase - 603 Ltr/min. - Cast Iron

    MAGNA1 65-60 F N The Grundfos MAGNA1 circulator pump is the uncomplicated option for a job well done. With its high energy efficiency, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £5,425.20 RRP £2,983.86 £2,486.55
    In Stock In stock
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  11. Grundfos MAGNA1 40-100FN (220) Variable Speed Circulator Pump - 240v - Single Phase - 356 Ltr/min

    99221324

    Grundfos - MAGNA1 40-100FN (220) Variable Speed Circulator Pump - 240V - Single Phase - 356 Ltr/min. - Cast Iron

    MAGNA1 40-100 F N The Grundfos MAGNA1 circulator pump is the uncomplicated option for a job well done. With its high energy efficiency, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £3,788.40 RRP £2,083.62 £1,736.35
    In Stock In stock
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  12. Grundfos MAGNA1 40-150FN (250) Variable Speed Circulator Pump - 240v - Single Phase - 438 Ltr/min

    99221326

    Grundfos - MAGNA1 40-150FN (250) Variable Speed Circulator Pump - 240V - Single Phase - 438 Ltr/min. - Cast Iron

    MAGNA1 40-150 F N The Grundfos MAGNA1 circulator pump is the uncomplicated option for a job well done. With its high energy efficiency, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £5,136.00 RRP £2,824.80 £2,354.00
    In Stock In stock
    Delivery Icon Free Standard Delivery
  13. Grundfos MAGNA1 32-60N (180) Variable Speed Circulator Pump - 240v - Single Phase - 150 Ltr/min

    99221254

    Grundfos - MAGNA1 32-60N (180) Variable Speed Circulator Pump - 240V - Single Phase - 150 Ltr/min. - Cast Iron

    MAGNA1 32-60 N The Grundfos MAGNA1 circulator pump is the uncomplicated option for a job well done. With its high energy efficiency, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £1,948.80 RRP £1,071.84 £893.20
    In Stock In stock
    Delivery Icon Free Standard Delivery
  14. Grundfos MAGNA1 32-80 (180)  Variable Speed Circulator Pump - 240v - Single Phase - 167 Ltr/min

    99221235

    Grundfos - MAGNA1 32-80 (180) Variable Speed Circulator Pump - 240V - Single Phase - 167 Ltr/min. - Cast Iron

    MAGNA1 32-80 The Grundfos MAGNA1 circulator pump is the uncomplicated option for a job well done. With its high energy efficiency, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £1,309.20 RRP £720.06 £600.05
    In Stock In stock
    Delivery Icon Free Standard Delivery
  15. Grundfos MAGNA1 65-120FN (340) Variable Speed Circulator Pump - 240v - Single Phase - 790 Ltr/min

    99221398

    Grundfos - MAGNA1 65-120FN (340) Variable Speed Circulator Pump - 240V - Single Phase - 790 Ltr/min. - Cast Iron

    MAGNA1 65-120 F N The Grundfos MAGNA1 circulator Pump is the straightforward option for a job well done. With its elevated energy performance, the product complies with the EuP 2015 regulations, ensuring substantial savings on electricity.

    £6,675.60 RRP £3,671.58 £3,059.65
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Grundfos Magna1 Pumps

Grundfos Magna1 Pumps

Grundfos MAGNA1 is a range of energy-efficient circulator pumps designed for various heating, cooling, and domestic hot water applications.

Applications

MAGNA1 pumps are suitable for:

  • Heating systems (main pumps, mixing loops, heating surfaces)
  • Air conditioning and cooling systems
  • Domestic hot water systems
  • Ground source heat pump systems
  • Solar heating systems

Key Features

  • Energy Efficiency: MAGNA1 pumps offer best-in-class efficiency, with an Energy Efficiency Index (EEI) of ≤ 0.20 for single pumps and ≤ 0.23 for twin pumps, resulting in substantial electricity savings.
  • Control Options: The pumps feature multiple control modes, including:
    • Proportional pressure control
    • Constant pressure control
    • Constant curve/constant speed operation
  • Simple Installation and Operation:
    • Easy setup via a user-friendly interface
    • One-button commissioning
    • No external motor protection required
  • Connectivity:
    • Digital input for remote start/stop functionality
    • Fault relay output for monitoring and notifications
    • Basic Building Management System (BMS) integration
  • Twin Pump Functionality: Wireless alternating operation for improved reliability in twin-head pump models.

Additional Benefits

  • Wide Range: Available in over 200 different single and twin pump models, in cast iron and stainless steel versions.
  • Performance: Can achieve a maximum head of 18m and a maximum flow rate of 70m³/h.
  • Durability: Maintenance-free due to the canned-rotor design.
  • Temperature Range: Suitable for liquid temperatures from -10°C to 110°C.
  • Pressure Rating: Available for maximum system pressures up to 10 bar (PN 10).

MAGNA1 pumps are designed as a cost-effective solution for applications where simple control and monitoring features are sufficient, making them ideal for replacing older circulators and complying with energy efficiency regulations.