--- product_id: 110702504 title: "2 inch Spa Heater Split Nut Unions (1 Pack)" brand: "uceder" price: "₱1526" currency: PHP in_stock: true reviews_count: 8 url: https://www.desertcart.ph/products/110702504-2-inch-spa-heater-split-nut-unions-1-pack store_origin: PH region: Philippines --- # Precision 2.3" inner split nut fit Universal O-ring for top spa brands Durable NPT 1.5" threaded union 2 inch Spa Heater Split Nut Unions (1 Pack) **Brand:** uceder **Price:** ₱1526 **Availability:** ✅ In Stock ## Summary > 🛠️ Upgrade your spa setup with precision and ease—because your relaxation deserves the best! ## Quick Answers - **What is this?** 2 inch Spa Heater Split Nut Unions (1 Pack) by uceder - **How much does it cost?** ₱1526 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/110702504-2-inch-spa-heater-split-nut-unions-1-pack) ## Best For - uceder enthusiasts ## Why This Product - Trusted uceder brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Robust & Reliable:** Crafted with sturdy NPT 1.5-inch threaded unions for secure, leak-proof connections that stand the test of time. - • **Perfect Fit, Every Time:** Engineered with a 2.3-inch inner diameter split nut to seamlessly fit 2" heater assemblies, ensuring hassle-free installation. - • **Spa Brand Compatibility:** Includes O-rings compatible with Balboa, Gecko, HydroQuip, Spa Builders, Correctech, and Spanet systems—covering your spa’s essentials. - • **Installation Made Simple:** Comes with screws and gasket for a complete, ready-to-install package—no extra parts needed. - • **Avoid Installation Pitfalls:** Designed with precise sizing to prevent overtightening—protect your spa heater and enjoy peace of mind. ## Overview The UCEDER Spa Hot Tub Heater Split Nut Unions kit includes a 2.3-inch inner diameter split nut and a compatible O-ring designed for 2-inch heater assemblies. It fits major spa brands like Balboa and Gecko, features durable 1.5-inch NPT threaded unions, and comes with screws and gasket for straightforward installation. Engineered to prevent overtightening, this kit ensures a secure, leak-free connection for your spa heater. ## Description Here is 1 pcs Heater Split Nut Unions with Screw , 1 pcs Heater Gasket / O-ringsActual Split Nut Measurement : The inner size is 2.3 inch, the outer size is 2.9 inch.Actual Oring Measurement: The inner size is 2.08 inch, the outer size is 2.87 inch.the O-ring fits for Balboa,Gecko,HydroQuip,Spa Builders,Correctech,Spanet,not fits LX Heater,the split nut fits 2" Heater Assemblies Made by Balboa,Gecko,HydroQuip,Spa Builders,Correctech and LX ## Features - Package Include 1 pcs Heater Split Nut Unions with Screw , 1 pcs Heater Gasket / O-rings - Split Nut Measurement：The inner size is 2.3 inch, the outer size is 2.9 inch,fits 2" Heater Assemblies - Actual Oring Measurement：The inner size is 2.08 inch, the outer size is 2.87 inch，O-ring fits for Balboa,Gecko,HydroQuip,Spa Builders,Correctech,Spanet,not fits LX Heater - Attention！！！the O-ring fits for Balboa,Gecko,HydroQuip,Spa Builders,Correctech,Spanet,not fits LX Heater - Pls not choose the same size as your pipe,because the same size will be too tighten to be installed. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | UCEDER | | Color | White | | Connector Type | Union | | Thread Size | 1.5 inches | | Thread Type | NPT | | Item Weight | 0.11 Kilograms | | Number of Pieces | 2 | | Global Trade Identification Number | 06950787225650 | | Manufacturer | pool spa part store | | Part Number | 541 | | Item Weight | 3.7 ounces | | Package Dimensions | 3.15 x 1.69 x 1.65 inches | | Country of Origin | China | | Item model number | 541 | | Is Discontinued By Manufacturer | No | | Pattern | Solid | | Shape | Round | | Item Package Quantity | 1 | | Batteries Included? | No | | Batteries Required? | No | ## Product Details - **Brand:** UCEDER - **Color:** White - **Connector Type:** Union - **Thread Size:** 1.5 inches - **Thread Type:** NPT - **Item Weight:** 0.11 Kilograms - **Number of Pieces:** 2 - **Global Trade Identification Number:** 06950787225650 - **Manufacturer:** pool spa part store ## Images ![2 inch Spa Heater Split Nut Unions (1 Pack) - Image 1](https://m.media-amazon.com/images/I/61ylD15h7DL.jpg) ![2 inch Spa Heater Split Nut Unions (1 Pack) - Image 2](https://m.media-amazon.com/images/I/61lBVlPAnWL.jpg) ![2 inch Spa Heater Split Nut Unions (1 Pack) - Image 3](https://m.media-amazon.com/images/I/41hIhFeR-3L.jpg) ![2 inch Spa Heater Split Nut Unions (1 Pack) - Image 4](https://m.media-amazon.com/images/I/51fH3iEVI3L.jpg) ![2 inch Spa Heater Split Nut Unions (1 Pack) - Image 5](https://m.media-amazon.com/images/I/61MfUt6U8FL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Proper size *by R***R on October 24, 2024* Perfect fit and perfect seal. ### ⭐⭐⭐⭐⭐ PVC screw on *by L***N on February 11, 2025* Worked perfect ### ⭐⭐⭐⭐⭐ Best I have found! *by D***A on January 26, 2025* I can't state enough how much better this is than the other black ones I have tried. The retaining side of this piece is over twice as thick making for a EZ seal. ## Frequently Bought Together - UCEDER 1pcs Spa Hot Tub Heater Split Nut Unions with Screw and 1 pcs Heater Gasket/O-rings(Actual Size 3 Inch,Suitable for 2 Inch Heater Assemblies) - UCEDER 2 Pack Spa Hot Tub Heater Split Nut Unions with Screw, 2 pcs Heater Gasket/O-Rings,(Actual Size 3 Inch,Suitable for 2 Inch Heater Assemblies) --- ## 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.ph/products/110702504-2-inch-spa-heater-split-nut-unions-1-pack](https://www.desertcart.ph/products/110702504-2-inch-spa-heater-split-nut-unions-1-pack) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-05-17*