# Circulator Pump GRUNDFOS MAGNA1 25-40 (model 99221216)

**URL:** https://aio.lv/en/product--grundfos-99221216--11414806
**Data updated:** 2026-03-07 20:06 (EET)
**Category:** Water Pumps
**Manufacturer:** GRUNDFOS
**Manufacturer code:** 99221216
**EAN:** 5712608941894
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 486.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 402.47 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--grundfos-99221216--11414806

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

GRUNDFOS MAGNA1 25-40 is a circulator pump designed for heating and hot water circulation systems. The MAGNA1 25-40 provides reliable flow control for central heating, domestic hot water recirculation and hydronic systems. Key identifiers include model 25-40 and manufacturer part number 99221216. It suits residential and light commercial installations requiring efficient, quiet circulation.

## Long description

GRUNDFOS MAGNA1 25-40 is a circulator pump engineered for heating and domestic hot water circulation in residential and light commercial hydronic systems. The pump supports continuous circulation and provides stable flow for central heating, radiator circuits and hot water recirculation loops. Its compact wet rotor design and integrated motor electronics enable quiet operation and adaptive performance across typical system demands.
Advantages
The MAGNA1 25-40 delivers energy-efficient operation with variable speed control that adapts to system load, reducing power consumption compared to fixed-speed pumps. The wet rotor construction minimizes maintenance needs and improves reliability. Low noise emissions and a compact footprint facilitate installation in tight plant rooms or underfloor cabinets. Integrated controls simplify commissioning and allow automatic adjustment to changing hydraulic conditions.
Suitable for
Central heating circulation in single-family homes and small apartment blocks
Domestic hot water recirculation to reduce wait times and water waste
Hydronic systems with radiators, underfloor heating manifolds and boiler loops
Key specifications
Nominal diameter: DN25 connection size suitable for standard heating pipework
Maximum head: up to 4.0 meters for typical system pressure requirements
Flow rate range: suitable for residential and light commercial circulation duties
Motor type: electronically controlled variable speed motor for adaptive control
Construction: wet rotor circulator for compactness and low maintenance
Noise level: low operational noise appropriate for indoor installation
How to use
Install the MAGNA1 25-40 in-line with the heating or hot water circulation loop following local plumbing and safety regulations. Ensure correct orientation and secure flange or threaded connections to avoid leaks. Connect the electrical supply to the integrated motor control according to wiring instructions and set operating mode or let the pump run in automatic adjustment mode. After installation, purge air from the system and verify flow, temperature and pressure to confirm correct operation.
Usage recommendations
For optimal performance, match pump settings to system hydraulic characteristics and perform periodic checks for leakage, correct flow and any unusual noise. Use water treatment and filtration in closed heating systems where recommended, and follow local codes and manufacturer guidance for electrical connections and maintenance intervals.

## FAQ

### How much does the GRUNDFOS MAGNA1 25-40 circulator pump cost, and is it available for purchase?

The price is 486.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 15.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can GRUNDFOS MAGNA1 25-40 circulator pump be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All GRUNDFOS products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized GRUNDFOS service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11414806/66057762_large.webp