--- product_id: 255384303 title: "42001-0063S High Limit Switch Replacement for Pentair Spa Heater" brand: "funmit" price: "€ 38.47" currency: EUR in_stock: true category: "Funmit" url: https://www.desertcart.at/products/255384303-42001-0063s-high-limit-switch-replacement-for-pentair-spa-heater store_origin: AT region: Austria --- # 135°F high-temp cutoff Direct OEM part replacement Minutes to install 42001-0063S High Limit Switch Replacement for Pentair Spa Heater **Brand:** funmit **Price:** € 38.47 **Availability:** ✅ In Stock ## Summary > 🔥 Stay cool, stay safe — upgrade your spa heater’s brain today! ## Quick Answers - **What is this?** 42001-0063S High Limit Switch Replacement for Pentair Spa Heater by funmit - **How much does it cost?** € 38.47 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/255384303-42001-0063s-high-limit-switch-replacement-for-pentair-spa-heater) ## Best For - funmit enthusiasts ## Why This Product - Trusted funmit brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless DIY Upgrade:** Replace your high limit switch in minutes and skip costly service calls. - • **Universal Compatibility:** Seamlessly fits Pentair Sta-Rite, MasterTemp, and Max-E-Therm heaters—no guesswork needed. - • **Precision Safety Control:** Automatically cuts off heat at 135°F to protect your spa and peace of mind. - • **Trusted Quality & Support:** Backed by Funmit’s commitment to premium parts and responsive customer care. - • **Durable Stainless Steel Build:** Engineered for longevity and corrosion resistance in demanding pool environments. ## Overview The 42001-0063S High Limit Switch Replacement is a stainless steel, temperature sensor designed to automatically shut off Pentair spa heaters at 135°F, preventing overheating. Compatible with multiple Pentair models, it offers a direct OEM replacement that installs quickly, saving time and expensive repairs. Backed by Funmit’s quality assurance and customer support, it’s a reliable upgrade for any pool or spa owner seeking safety and performance. ## Description Buy 42001-0063S High Limit Switch Replacement for Pentair Spa Heater | Compatible with Pentair Sta-Rite MasterTemp, Max-E-Therm Pool/Spa Heater, Electrical System: Pool Heater & Heat Pump Parts - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - Stainless Steel - UNIVERSAL COMPATIBILITY: 42001-0063s Replacement High Limit Switch (135°F) replacement for Pentair Sta-Rite, MasterTemp, Max-E-Therm pool and spa heaters electrical systems. - DIRECT REPLACEMENT: Replaces Part No. 42001-0063S, 42001-0064S, HMXHLI2932, HAXHLI1930, STA-151-6255. Please double check part # before you buy. - FUNCTION: 42001-0063S sensor detects when water temperature exceeds safe level and automatically opens heat exchanger outlet. - EASY INSTALLATION& SAVE MONEY: It only took a few minutes to replace, and it worked like a charm. Right size connector to fit in the hole, pool heater is firing once again. Save yourself from the high prices of the pool store or an expensive repair call. - SHOP WITH CONFIDENCE: Funmit adhere to provide all customers with a simple, streamlined shopping experience of large appliance replacement parts, and prove that we have the highest quality parts and service out there. We stand by our products, and our customers are our focus as a business. If you have any quality problem, please contact Funmit customer service team in time, and we will try our best to solve your problems ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0895C3Z5Q | | Best Sellers Rank | #83,570 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #42 in Swimming Pool Heater Parts | | Brand | Funmit | | Built-In Media | 1 * 42001-0063S High Limit Switch Replacement | | Color | Yellow | | Compatible Devices | Pentair Sta-Rite, MasterTemp, Max-E-Therm | | Control Method | Touch | | Customer Reviews | 4.2 4.2 out of 5 stars (256) | | Item Highlight | Compatible with Pentair Sta-Rite MasterTemp, Max-E-Therm Pool/Spa Heater, Electrical System | | Manufacturer | Funmit | | Mfr Part Number | 42001-0063s | | Model Number | 42001-0063s | | Mounting Type | Wall Mount | | Number of Items | 1 | | Number of Packs | 1 | | Power Source | Solar Powered | | Sensor Technology | Temperature Sensor | | UPC | 750466807223 | | Unit Count | 1 Count | ## Product Details - **Brand:** Funmit - **Color:** Yellow - **Compatible Devices:** Pentair Sta-Rite, MasterTemp, Max-E-Therm - **Control Method:** Touch - **Power Source:** Solar Powered ## Images ![42001-0063S High Limit Switch Replacement for Pentair Spa Heater - Image 1](https://m.media-amazon.com/images/I/61RwiFjUnAL.jpg) ![42001-0063S High Limit Switch Replacement for Pentair Spa Heater - Image 2](https://m.media-amazon.com/images/I/417LY0XrZ-L.jpg) ![42001-0063S High Limit Switch Replacement for Pentair Spa Heater - Image 3](https://m.media-amazon.com/images/I/41qm045DYLL.jpg) ![42001-0063S High Limit Switch Replacement for Pentair Spa Heater - Image 4](https://m.media-amazon.com/images/I/51Y+dtU2pgL.jpg) ![42001-0063S High Limit Switch Replacement for Pentair Spa Heater - Image 5](https://m.media-amazon.com/images/I/51ncNDRIsUL.jpg) --- ## 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.at/products/255384303-42001-0063s-high-limit-switch-replacement-for-pentair-spa-heater](https://www.desertcart.at/products/255384303-42001-0063s-high-limit-switch-replacement-for-pentair-spa-heater) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-09-19*