CZXCON3645 2-Pole Contactor Assembly for Hayward Comfortzone H-Series & C-Spa XI Heaters, 220V/240V 50A 50/60Hz Heavy Duty Spa Heater Switch, Fits CSPAXI55 CSPAXI11 1.5-5.5-11kW Models

Restore your pool or spa heating system to peak performance with this heavy-duty CZXCON3645 2-Pole Contactor Assembly. Specially engineered as a premium, cost-effective aftermarket replacement, this electrical switch is built to deliver exceptional reliability and safe power switching for your spa equipment. Perfect Fit for Hayward Heaters This contactor is custom-designed for seamless compatibility with Hayward Comfortzone H-Series and C-Spa XI electric spa heaters. It perfectly replaces part numbers CZXCON3645 and 672179. It is fully compatible with all power configurations within these series, including the 1.5kW, 5.5kW, and 11kW models, making it the ideal replacement switch for popular heater models like the CSPAXI55 and CSPAXI11. Heavy-Duty 50A Rating & Premium Specs Engineered for demanding, high-draw heating applications, this contactor operates reliably on a 200V-240V AC coil supply at a universal 50/60Hz frequency. Unlike lower-grade alternatives, it features a heavy-duty current rating of up to 50 Amps (Resistive), providing the robust electrical handling needed to power large heating elements safely. The fully enclosed body structure offers an extra layer of protection, keeping essential internal components shielded from dust, ambient moisture, and pool-side humidity. Built for Longevity Constructed with high-conductivity copper contacts, structural steel elements, and a high-impact plastic housing. This robust design ensures excellent electrical conductivity, wear resistance, and reliable corrosion resistance, maintaining exceptional mechanical and thermal stability across a wide temperature range. Say Goodbye to Heater Noise and Failure Is your spa heater experiencing annoying humming noises, frequent chatter, or failing to turn on and off properly? A worn-out contactor is often the culprit. Installing this precise replacement will safely control heavy electrical loads, eliminate operational noise, and prevent premature heater failure—ultimately bringing efficiency and peace of mind back to your spa sessions. Product Specifications: Part Number Replacement: CZXCON3645, 672179 Pole Count: 2-Pole Coil Voltage: 200V-240V AC Current Rating: 50A (Resistive) Frequency: 50/60Hz Material: High-Conductivity Copper, Structural Steel, and High-Impact Plastic Compatible Models: For Hayward C-Spa XI Series (CSPAXI55, CSPAXI11), For Hayward Comfortzone H-Series (1.5kW, 5.5kW, 11kW) Package Includes: 1 x 2-Pole Contactor Assembly

• 【PERFECT COMPATIBILITY】Specifically engineered as a direct replacement for Hayward Comfortzone H-Series and C-SPA XI electric spa heaters. This 2-pole contactor assembly perfectly matches 1.5kW, 5.5kW, and 11kW systems, including heater models like the CSPAXI55 and CSPAXI11, providing a seamless and secure fit.
• 【EXACT OEM REPLACEMENT】A budget-friendly aftermarket alternative that directly replaces part numbers CZXCON3645 and 672179. Engineered to meet or exceed original factory standards, it delivers identical power switching reliability for your heating system.
• 【PREMIUM SPECIFICATIONS】Features a universal 220V-240V AC coil voltage with a 50/60Hz working frequency. Rated for heavy-duty switching up to 50 Amps, this double-pole single-throw switch provides the robust current handling needed to reliably control high-demand pool heating electrical circuits.
• 【RESTORES PEAK EFFICIENCY】Safely and smoothly controls heavy electrical loads to eliminate common spa heater issues. Replacing your worn-out original part with this contactor effectively eliminates annoying humming noises, points chatter, or sudden heater failure, restoring your hot tub or spa to peak operating efficiency.
• 【HEAVY-DUTY & DURABLE MATERIAL】Constructed with high-conductivity copper contacts, structural steel elements, and a high-impact plastic housing for exceptional wear and corrosion resistance. The fully enclosed body structure shields internal components from heavy dust and pool-side moisture, ensuring outstanding mechanical and thermal stability.
• 【SATISFACTION GUARANTEE】We stand behind the quality of our products. Enjoy a hassle-free 30-day refund policy if you are unhappy with your shopping experience, plus a reliable 12-month warranty and dedicated customer support for any quality issues.