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Marquis Spas Retrofit Heater Kit 2 x 12 [4.0 kW] Flo-Thru Heater Assembly (740-0514)
| Heaters | |
| Marquis Spas | |
| 740-0514 | |
| 46-394-1002 |
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Heater assemblies are one of the most important replacement components in a spa system because they restore the heating function that users expect every time the spa is in service, and this Marquis Spas retrofit heater kit is a 2 x 12 inch 4.0 kW flo-thru assembly using the 740-0514 reference. Heater kits in this category are especially valuable because when the heater fails, overall spa use and comfort are directly affected.
This heater has practical value because the retrofit kit format helps support installation in compatible service situations where restoring the full heater assembly is the preferred solution. A properly selected Marquis Spas heater contributes to more dependable heating performance and more accurate system restoration.
This type of part is especially useful when the original heater assembly has failed, become unreliable, or no longer heats the spa as intended. That helps restore one of the system’s core comfort functions with a more complete replacement approach.
Installed in the proper application, this heater kit helps support dependable heating, stronger spa performance, and better long-term service confidence.
- Retrofit flo-thru heater assembly from Marquis Spas
- Features 2 x 12 inch format and 4.0 kW rating
- Helps restore heating performance in compatible spa systems
- Useful when replacing a failed or unreliable original heater assembly
- Improves replacement confidence and long-term system usability
Marquis Spas – Hot Tubs, Spa Systems, Pumps, Heaters and Replacement Parts |
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Who is Marquis Spas?
Marquis Spas is a premium manufacturer of hot tubs and hydrotherapy systems, known for high-quality construction, advanced engineering, and superior comfort. With over 40 years of experience, Marquis has built a strong reputation for designing spas that deliver exceptional performance and long-term reliability. Their products are widely used in residential and commercial environments focused on relaxation and wellness. What products does Marquis Spas specialize in?Marquis Spas specializes in hot tubs, spa systems, and replacement components including pumps, heaters, jets, control systems, filters, and accessories. Their product lineup is designed to provide efficient water circulation, precise temperature control, and targeted hydrotherapy. These components are essential for maintaining proper spa performance and user comfort. Why choose Marquis Spas parts for your pool or spa?Marquis Spas products are known for durability, energy efficiency, and advanced hydrotherapy design. Their systems are engineered to deliver consistent performance while minimizing energy usage. Customers choose Marquis for reliable components that enhance relaxation, improve system longevity, and maintain optimal spa operation. How do you identify and choose the correct Marquis Spas part?To select the correct Marquis Spas component, it’s important to match your spa model, system configuration, and part specifications such as pump type, heater rating, or jet style. Reviewing part numbers and compatibility ensures proper fit and performance. Choosing the right component helps maintain efficient operation and prevents system issues. Need help finding the right Marquis Spas part?At Bath & Spa Parts Online, we carry a wide selection of Marquis Spas pool, spa, and bath parts ready to ship. Can’t find what you need? Contact our Product Specialists at 800-918-9143, use the live chat, or visit our Contact Us page. For installation guides, part diagrams, and troubleshooting resources, visit the Bath & Spa Parts Online Knowledge Base for expert support. |
