The Grundfos Alpha3 is a compact and highly efficient central heating circulator designed to elevate the performance of your heating system, ideal for residential or commercial use. Featuring Bluetooth technology it can be controlled remotely. With its innovative features, this circulator offers both constant and proportional pressure-controlled operation, ensuring optimal functionality and energy efficiency.
With efficiency and reliability at the forefront, the circulator pump is meticulously crafted to meet the highest industry standards. Approved by CE and boasting Energy Efficiency Index (EEI) of ≤ 0.17 in accordance with EN 16297:3, this pump is designed to optimise water circulation in a variety of applications. Ensuring minimal power consumption while delivering superior performance for a sustainable and eco-friendly operation.
Engineered to excel even in demanding conditions, the Alpha3 operates flawlessly in ambient temperatures up to 40°C. Its robust design ensures consistent performance regardless of external environmental factors.
Its versatile design and robust cast iron body makes it adaptable to various setups, providing optimal performance in every scenario and ensuring durability and longevity.
Featuring a 1.1/2" BSP PM connection, the pump ensures a secure and reliable fit within your plumbing system for seamless integration.
The Alpha3 offers a wide input power range from 3 to 34 watts, providing flexibility to adapt to varying system demands.
With a broad liquid temperature range from 2 to 110°C, this pump accommodates diverse heating system requirements. With constant or proportional pressure control which features automatic de-blocking and power plug. It also features Bluetooth connectivity to easily control the pump from your iOS or Android device through the Grundfox GO REMOTE and GO BALANCE apps.
Offering a maximum head of 6 metres and operating seamlessly at a maximum pressure of 10 bar, this pump delivers powerful circulation while withstanding varying pressure conditions, ensuring consistent performance.
The Grundfos Alpha1 15-50/60 is at an embodiment of cutting-edge technology, efficiency, and reliability.
Order by 9pm Monday - Friday for next working day delivery.
Subject to change
Small Parcel
Large Parcel
Pallets < 800 kilos
Pallets >= 800 kilos
UK mainland (except Scottish Highlands and some other areas)
Next day
Next day
2 to 3 days
2 to 3 days
Scottish Highlands, UK Islands, some other areas
2 to 3 days
2 to 3 days
2 to 3 days
2 to 3 days
Northern Ireland
1 to 2 days
2 to 3 days
2 to 3 days
2 to 3 days
Channel Islands, Isle of Man and Republic of Ireland
2 to 3 days
2 to 3 days
2 to 3 days
2 to 3 days
EU
2 to 5 days
2 to 5 days
2 to 5 days
2 to 5 days
Rest of World
Please enquire
Please enquire
Please enquire
Please enquire
Delivery is FREE for orders with a value of over £50 (excluding VAT) which are despatched by B.E.S.’s usual means in one consignment. Orders of £50 and under (excluding VAT) will incur a delivery charge of £4.95 plus VAT.
We are happy to arrange for delivery of the Goods on your behalf other than by our usual means, however, any additional charges involved will need to be borne by you.
Whilst we make every effort to deliver Goods within the estimated timescales, delays are, however, occasionally inevitable as they may depend, among other things, on availability of the Goods. We shall not be liable for any delay in delivery of the Goods where the delay is beyond our control.
Although any dates quoted for delivery of the Goods are approximate only, the following delivery times are in our experience usual (these estimates exclude Saturdays, Sunday and public holidays):
We always aim to deliver Goods as near to our estimated times as possible and in any event within 30 days of entering into a contract with you. Where we are unable to deliver the Goods within this time, we will inform you of this. You will be free in this case to cancel the contract and we will reimburse you in full as soon as possible and in any event within 30 days of cancellation.
For delivery times to countries outside the UK, please contact us. We regret that there may be countries outside the UK to which we will not deliver Goods.
Please note that delivery may be made in instalments.
Delivery and packaging
Time for delivery is given as accurately at possible but is not guaranteed. The Customer shall have no right to damages or to cancel the order for failure for any cause to meet any delivery time stated nor shall the Customer be entitled to make, or to purport to make, time for delivery of the essence of the contract.
The date of delivery shall in every case be dependant upon prompt receipt of all necessary information final instructions or approvals from the Customer. Any delays or alternations by the Customer in design, specifications or quantities required may result in delay in delivery.
Failure by the Customer to take delivery of or to make payment in respect of any one or more instalments of Goods delivered under this contract shall entitle the Company to treat the whole or part of the contract as repudiated by the Customer.
The Company will endeavour to comply with reasonable requests by the Customer for postponement of delivery but shall be under no obligation to do so. Where delivery is postponed otherwise than due to the default by the Company, the Customer shall pay all costs and expenses, including a reasonable charge for storage and transportation so occasioned and payment for the Goods shall be made in accordance with these Conditions.
Any packaging by the Company, unless otherwise expressly agreed in writing is intended to provide adequate protection in normal conditions of transit of usual duration. Unless otherwise agreed in writing, cases and other packing materials, when charged for, will be credited if returned to the Company's works within 28 days of the date of invoice, carriage paid and in good condition.
The Company will not be liable for unloading the Goods at the designated point of delivery or for placing them in position on site, except by prior agreement in writing.
Where the Company accepts an order for the supply of Goods to be called off by the Customer over a period then unless otherwise agreed by the Company in writing, such call offs must be made so as to complete delivery of all Goods within 12 months from the date of the Customer's order.
The Company shall have the right to make delivery by instalments and in that event each delivery shall stand as a separate contract and failure to make any instalment delivery shall not entitle the Customer to repudiate the whole contract.
Unless otherwise agreed in writing, whether or not the Company shall arrange transport by its own vehicles or otherwise, delivery shall be effected when the Goods leave the premises of the Company or those of the suppliers to the Company where the Goods are despatched direct from such suppliers premises to the Customer.
Any delivery note or notes presented by or on behalf of the Company and/or its carrier must be signed on receipt of the Goods.
If the Customer requires an alteration in the quantity of an order including suspension or reduction of "firm" schedules then all Goods already in progress may be delivered in accordance with the earlier instructions of the Customer and shall be paid for by the Customer.
If and so far as work has been necessarily commenced in advance of "firm" schedules in order to provide in accordance with a normal process time cycle for deliveries indicated by a "tentative schedule" the Customer shall be liable to accept delivery of such Goods at the times and in the quantities so indicated and to pay therefor.
Save in the case of export contract all pallets and stillages used by the Company in the delivery of the Goods shall remain the property of the Company and shall be returned by the Customer to the Company. Section 32(2) of the Sale of Goods Act 1979 shall not apply. The Company shall not be required to give the Customer the notice specified in section 32(3) of that Act.
Order by 9pm Monday - Friday for next working day delivery.
Subject to change
Small Parcel
Large Parcel
Pallets < 800 kilos
Pallets >= 800 kilos
UK mainland (except Scottish Highlands and some other areas)
Next day
Next day
2 to 3 days
2 to 3 days
Scottish Highlands, UK Islands, some other areas
2 to 3 days
2 to 3 days
2 to 3 days
2 to 3 days
Northern Ireland
1 to 2 days
2 to 3 days
2 to 3 days
2 to 3 days
Channel Islands, Isle of Man and Republic of Ireland
2 to 3 days
2 to 3 days
2 to 3 days
2 to 3 days
EU
2 to 5 days
2 to 5 days
2 to 5 days
2 to 5 days
Rest of World
Please enquire
Please enquire
Please enquire
Please enquire
Delivery is FREE for orders with a value of over £50 (excluding VAT) which are despatched by B.E.S.’s usual means in one consignment. Orders of £50 and under (excluding VAT) will incur a delivery charge of £4.95 plus VAT.
We are happy to arrange for delivery of the Goods on your behalf other than by our usual means, however, any additional charges involved will need to be borne by you.
Whilst we make every effort to deliver Goods within the estimated timescales, delays are, however, occasionally inevitable as they may depend, among other things, on availability of the Goods. We shall not be liable for any delay in delivery of the Goods where the delay is beyond our control.
Although any dates quoted for delivery of the Goods are approximate only, the following delivery times are in our experience usual (these estimates exclude Saturdays, Sunday and public holidays):
We always aim to deliver Goods as near to our estimated times as possible and in any event within 30 days of entering into a contract with you. Where we are unable to deliver the Goods within this time, we will inform you of this. You will be free in this case to cancel the contract and we will reimburse you in full as soon as possible and in any event within 30 days of cancellation.
For delivery times to countries outside the UK, please contact us. We regret that there may be countries outside the UK to which we will not deliver Goods.
Please note that delivery may be made in instalments.
Delivery and packaging
Time for delivery is given as accurately at possible but is not guaranteed. The Customer shall have no right to damages or to cancel the order for failure for any cause to meet any delivery time stated nor shall the Customer be entitled to make, or to purport to make, time for delivery of the essence of the contract.
The date of delivery shall in every case be dependant upon prompt receipt of all necessary information final instructions or approvals from the Customer. Any delays or alternations by the Customer in design, specifications or quantities required may result in delay in delivery.
Failure by the Customer to take delivery of or to make payment in respect of any one or more instalments of Goods delivered under this contract shall entitle the Company to treat the whole or part of the contract as repudiated by the Customer.
The Company will endeavour to comply with reasonable requests by the Customer for postponement of delivery but shall be under no obligation to do so. Where delivery is postponed otherwise than due to the default by the Company, the Customer shall pay all costs and expenses, including a reasonable charge for storage and transportation so occasioned and payment for the Goods shall be made in accordance with these Conditions.
Any packaging by the Company, unless otherwise expressly agreed in writing is intended to provide adequate protection in normal conditions of transit of usual duration. Unless otherwise agreed in writing, cases and other packing materials, when charged for, will be credited if returned to the Company's works within 28 days of the date of invoice, carriage paid and in good condition.
The Company will not be liable for unloading the Goods at the designated point of delivery or for placing them in position on site, except by prior agreement in writing.
Where the Company accepts an order for the supply of Goods to be called off by the Customer over a period then unless otherwise agreed by the Company in writing, such call offs must be made so as to complete delivery of all Goods within 12 months from the date of the Customer's order.
The Company shall have the right to make delivery by instalments and in that event each delivery shall stand as a separate contract and failure to make any instalment delivery shall not entitle the Customer to repudiate the whole contract.
Unless otherwise agreed in writing, whether or not the Company shall arrange transport by its own vehicles or otherwise, delivery shall be effected when the Goods leave the premises of the Company or those of the suppliers to the Company where the Goods are despatched direct from such suppliers premises to the Customer.
Any delivery note or notes presented by or on behalf of the Company and/or its carrier must be signed on receipt of the Goods.
If the Customer requires an alteration in the quantity of an order including suspension or reduction of "firm" schedules then all Goods already in progress may be delivered in accordance with the earlier instructions of the Customer and shall be paid for by the Customer.
If and so far as work has been necessarily commenced in advance of "firm" schedules in order to provide in accordance with a normal process time cycle for deliveries indicated by a "tentative schedule" the Customer shall be liable to accept delivery of such Goods at the times and in the quantities so indicated and to pay therefor.
Save in the case of export contract all pallets and stillages used by the Company in the delivery of the Goods shall remain the property of the Company and shall be returned by the Customer to the Company. Section 32(2) of the Sale of Goods Act 1979 shall not apply. The Company shall not be required to give the Customer the notice specified in section 32(3) of that Act.
https://www.bes.co.uk/grundfos-alpha3-central-heating-circulator-25259/52852Grundfos Alpha3 Central Heating Circulatorhttps://www.bes.co.uk/media/catalog/product/g/r/grundfos-alpha3-central-heating-circulator-25259_25259_p_1.jpg406.26406.26GBPInStock/Our Brands/Grundfos/Heating & Ventilation Supplies/Central Heating Supplies/Central Heating Pump67103512812459<p>The Grundfos Alpha3 is a compact and highly efficient central heating circulator designed to elevate the performance of your heating system, ideal for residential or commercial use. Featuring Bluetooth technology it can be controlled remotely. With its innovative features, this circulator offers both constant and proportional pressure-controlled operation, ensuring optimal functionality and energy efficiency.</p>
<p>With efficiency and reliability at the forefront, the circulator pump is meticulously crafted to meet the highest industry standards. Approved by CE and boasting Energy Efficiency Index (EEI) of ≤ 0.17 in accordance with EN 16297:3, this pump is designed to optimise water circulation in a variety of applications. Ensuring minimal power consumption while delivering superior performance for a sustainable and eco-friendly operation.</p>
<p>Engineered to excel even in demanding conditions, the Alpha3 operates flawlessly in ambient temperatures up to 40°C. Its robust design ensures consistent performance regardless of external environmental factors.</p>
<p>Its versatile design and robust cast iron body makes it adaptable to various setups, providing optimal performance in every scenario and ensuring durability and longevity.</p>
<p>Featuring a 1.1/2" BSP PM connection, the pump ensures a secure and reliable fit within your plumbing system for seamless integration.</p>
<p>The Alpha3 offers a wide input power range from 3 to 34 watts, providing flexibility to adapt to varying system demands.</p>
<p>With a broad liquid temperature range from 2 to 110°C, this pump accommodates diverse heating system requirements. With constant or proportional pressure control which features automatic de-blocking and power plug. It also features Bluetooth connectivity to easily control the pump from your iOS or Android device through the Grundfox GO REMOTE and GO BALANCE apps.</p>
<p>Offering a maximum head of 6 metres and operating seamlessly at a maximum pressure of 10 bar, this pump delivers powerful circulation while withstanding varying pressure conditions, ensuring consistent performance.</p>
<p>The Grundfos Alpha1 15-50/60 is at an embodiment of cutting-edge technology, efficiency, and reliability.</p>
<p>Compatible <a href="/heating-ventilation/central-heating/motorised-valves/" blank="0" style=""> motorised valves</a> and <a href="/heating-ventilation/central-heating/valves/pump-valves-equipment/" blank="0" style="">pump valves</a> available.</p>
<p><span style="font-weight: bold;">Benefits</span></p>
<ul style="list-style: circle outside; line-height: 110%;">
<li>Highly effective and energy-efficient</li>
<li>6 metre maximum head value</li>
<li>CE. Energy Efficiency Index (EEI) values of ≤ 0.17 according to EN 16297:3</li>
<li>1.1/2" BSP PM connection</li>
<li>130mm port-to-port measurement</li>
<li>Constant or proportional pressure controlled operation</li>
<li>Automatic de-blocking and power plug</li>
<li>Operates on a standard 230 V AC, 50 Hz power supply</li>
<li>Handles a temperature range from 2 to 110°C</li>
<li>Bluetooth connectivity through the app</li></ul>Grundfos00https://www.bes.co.uk/media/catalog/product/g/r/grundfos-alpha3-central-heating-circulator-25259_25259_l_1.jpghttps://www.bes.co.uk/media/catalog/product/g/r/grundfos-alpha3-central-heating-circulator-25259_25259_p_2.jpg5713828026743add-to-cartfacet_type:Circulating Pumpmanufacturer_part_no:99371966special_price:406.260000availability:Transactionalcampaign_additional_text3:Supplementis_on_sales:Nosku:25259TransactionalSupplementCirculating PumpNo9937196625259406.260000No{"Brand":"Grundfos","Approved by":"EEI values according to EN 16297:3","Ambient Temperature":"Max: 40°C","Application":"Water Circulation","Connection":"1.1\/2" BSP PM","Energy Efficiency Index":"\u2264 0.17","Input Power":"3 to 34 W","Liquid Temp. Range":"2 to 110°C","Material":"Cast Iron Body","Max. Head":"6 m","Max. Operating Pressure":"10 bar","Model Name":"Alpha3 15-50/60","Port To Port":"130 mm","Power Supply":"230 V, 50 Hz","Size":"1.1\/2"","Type":"Circulating Pump","Voltage":"230 V","Weight":"1.9 kg"}GrundfosCast Iron Body1.1/2"