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header-product Carlo Poletti A55400BSEN 1/2" to 3/4" Flat Reduction Fitting with O-Ring
4.49 €

Carlo Poletti A55400BSEN 1/2" to 3/4" Flat Reduction Fitting with O-Ring

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Carlo Poletti A55400BSEN Reduction Fitting 1/2" to 3/4" Photo 1
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Carlo Poletti A55400BSEN 1/2" to 3/4" Flat Reduction Fitting with O-Ring

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Carlo Poletti A55400BSEN 1/2" to 3/4" Flat Reduction Fitting with O-Ring

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Short description

The Carlo Poletti A55400BSEN is a high-quality flat reduction fitting designed for plumbing and heating systems. It features a 1/2" to 3/4" connection size and includes an integrated O-ring for a secure, leak-proof seal. This durable component ensures reliable performance in various hydraulic applications, providing a precise transition between different pipe diameters.
Available for order: 30 pcs.
Warranty: 2 Years
SKU: 12503147
Manufacturer: CARLO_POLETT
free shipment

Cheapest delivery:

Venipak Locker LV

Pick-up points

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
01.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
06.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.08 kg)
Parcel couriers
Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Latvijas Pasts nodaļa
06.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
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Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
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Product information

Description

The Carlo Poletti A55400BSEN is a professional-grade flat reduction fitting engineered for seamless integration into plumbing and heating systems. This component facilitates a precise transition between a 1/2-inch outer thread and a 3/4-inch external thread, ensuring compatibility across various hydraulic setups. Constructed from high-quality brass, the fitting is built to withstand the rigors of constant pressure and temperature fluctuations, providing a robust solution for pipe diameter adjustments.

Advantages

The primary benefit of this reduction fitting is its integrated O-ring, which guarantees a secure, leak-proof seal without the need for excessive additional sealing materials. Its durable brass construction offers excellent resistance to corrosion and mechanical wear, ensuring a long service life in demanding environments. The flat design allows for compact installations, making it an ideal choice for tight spaces where standard fittings might be too bulky.

Suitable for

  • Connecting pipes of different diameters in heating systems
  • Plumbing installations requiring a transition from 1/2 inch to 3/4 inch
  • Hydraulic applications where a secure, leak-proof connection is essential

When it may not be suitable

This fitting is not intended for use in high-pressure industrial steam systems or applications involving highly corrosive chemical fluids that may degrade brass. It is also not suitable for connections requiring non-standard thread types or sizes outside of the specified 1/2 inch to 3/4 inch range.

Key specifications

  • Material: Brass
  • Connection 1: 1/2 inch outer thread
  • Connection 2: 3/4 inch external thread
  • Sealing: Integrated O-ring

How to use

To install the fitting, ensure that the pipe ends are clean and free of debris. Thread the 1/2-inch side into the corresponding female connection and the 3/4-inch side into the larger female port. Tighten the fitting using an appropriate wrench, taking care not to overtighten, as the integrated O-ring is designed to provide a seal with moderate torque. Verify that the connection is properly aligned to prevent cross-threading.

What to consider before purchase

  • Verify the thread sizes of your existing pipes to ensure compatibility
  • Check the space constraints of your installation area
  • Ensure the system pressure and temperature are within the operational limits of brass fittings

Usage recommendations

Always inspect the O-ring for any signs of damage or debris before installation to ensure a perfect seal. It is recommended to use a calibrated wrench to avoid applying excessive force that could damage the threads or the fitting body.

Description

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Customer reviews

Customer questions

FAQ

How much does the Carlo Poletti A55400BSEN Reduction Fitting 1/2" to 3/4" cost, and is it available for purchase?

The price is 4.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 30 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 01.07.2026 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. All transactions are 100% secure and encrypted.

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 CARLO_POLETT 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 CARLO_POLETT 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.