--- product_id: 141501199 title: "Caleffi Multibloc Cold Water Control Valve 533112CST 3 & 6 Bar - Circlip" brand: "caleffi" price: "€ 116.09" currency: EUR in_stock: true category: "Caleffi" url: https://www.desertcart.fr/products/141501199-caleffi-multibloc-cold-water-control-valve-533112cst-3-and-6 store_origin: FR region: France --- # 22mm copper x copper secure connection 3.0 bar pressure reducing precision 6.0 bar pressure relief safeguard Caleffi Multibloc Cold Water Control Valve 533112CST 3 & 6 Bar - Circlip **Brand:** caleffi **Price:** € 116.09 **Availability:** ✅ In Stock ## Summary > 🛠️ Elevate your water system with precision and protection — because your setup deserves the best! ## Quick Answers - **What is this?** Caleffi Multibloc Cold Water Control Valve 533112CST 3 & 6 Bar - Circlip by caleffi - **How much does it cost?** € 116.09 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/141501199-caleffi-multibloc-cold-water-control-valve-533112cst-3-and-6) ## Best For - caleffi enthusiasts ## Why This Product - Trusted caleffi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built-in Safety Relief:** Automatic pressure relief at 6.0 bar protects your plumbing from overpressure risks, ensuring peace of mind. - • **Easy Circlip Installation:** Quick-fit circlip design simplifies replacement and maintenance, saving you valuable time on site. - • **Precision Pressure Control:** Maintain optimal water pressure with a reliable 3.0 bar reducing valve for consistent system performance. - • **Certified Quality Assurance:** Meets CE, RoHS, and EN standards, delivering trusted performance for professional-grade central heating systems. - • **Durable Copper Construction:** Premium 22mm copper connections guarantee long-lasting corrosion resistance and robust durability. ## Overview The Caleffi Multibloc Cold Water Control Valve 533112CST is a high-performance pressure reducing and relief valve designed for unvented hot water cylinders. Featuring a 3.0 bar pressure reducing setting and a 6.0 bar pressure relief setting, it ensures optimal water pressure management and safety. Constructed with durable 22mm copper connections and certified to CE, RoHS, and EN standards, this valve offers reliable, easy-to-install performance trusted by professionals. ## Description Caleffi Part Number: 533112CSTMultibloc control valve for unvented hot water cylindersContains circlip fit pressure reducing valve and relief valvePressure reducing setting: 3.0 barPressure relief setting: 6.0 bar22mm copper x copper connectionMaximum working pressure: 65°CMaximum inlet pressure: 12 bar ## Features - Caleffi Part Number: 533112CST - Circlip Type - Replacement for: 533002CST - Pressure reducing setting: 3.0 bar - Pressure relief setting: 6.0 bar ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07SPFB6CK | | Best Sellers Rank | 14,859 in DIY & Tools ( See Top 100 in DIY & Tools ) 98 in Central Heating System Accessories | | Brand | Caleffi | | Connector Type | Compression | | Country of Origin | United Kingdom | | Customer Reviews | 4.7 4.7 out of 5 stars (167) | | Exterior Finish | Copper | | Inlet Connection Size | 0.5 Inches | | Inlet Connection Type | Cutting Ring | | Manufacturer | Caleffi | | Material | Copper | | Maximum Pressure | 6 Bars | | Model Number | 533112CST | | Number of Items | 1 | | Number of Ports | 2 | | Outlet Connection Size | 0.5 Inches | | Outlet Connection Type | Compression | | Part Number | 533112CST | | Set Name | Multibloc | | Size | 0.5 inches | | Specification Met | CE, RoHS, EN 1074-1, EN 1074-2 | | Thread Size | 22mm | | Thread Type | BSP | | UPC | 708747448535 | | Unit Count | 1.0 count | | Valve Type | Pressure Relief Valve | ## Product Details - **Brand:** Caleffi - **Exterior finish:** Copper - **Inlet connection size:** 0.5 Inches - **Inlet connection type:** Cutting Ring - **Material:** Copper - **Maximum operating pressure:** 6 Bars - **Number of ports:** 2 - **Outlet connection size:** 0.5 Inches - **Outlet connection type:** Compression - **Specification met:** CE, RoHS, EN 1074-1, EN 1074-2 ## Images ![Caleffi Multibloc Cold Water Control Valve 533112CST 3 & 6 Bar - Circlip - Image 1](https://m.media-amazon.com/images/I/51CryNNtgCL.jpg) ![Caleffi Multibloc Cold Water Control Valve 533112CST 3 & 6 Bar - Circlip - Image 2](https://m.media-amazon.com/images/I/41axVaPrBdL.jpg) ## Questions & Answers **Q: Can anyone tell me the part number for the safety valve in this set up. A3126417 is printed on the safety valve but cant seem to find it ?** A: Good Morning, I can confirm the manufacturers code for the replacement relief valve is F0000412 **Q: Does anyone know what part number for a replcement safety valve same as the one on this product ?** A: Good Morning, I can confirm the manufacturers code is F0000412 ## Frequently Bought Together - Caleffi Multibloc Cold Water Control Valve 533112CST 3 & 6 Bar - Circlip - Altecnic Pressure and Temperature Relief Valve 7Bar 1/2 Tpr15 - Zilmet - Ultra Pro 19 Litre Potable Expansion Vessel C/W Bracket 1100001951 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.fr/products/141501199-caleffi-multibloc-cold-water-control-valve-533112cst-3-and-6](https://www.desertcart.fr/products/141501199-caleffi-multibloc-cold-water-control-valve-533112cst-3-and-6) --- *Product available on Desertcart France* *Store origin: FR* *Last updated: 2026-08-28*