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Raypak’s 100-10000663 E3T Electric Heater is a single-phase, 240V 11 kW heater engineered for precision pool and spa applications. Its titanium elements and 316L stainless steel construction offer strong resistance to corrosion, scaling, and harsh water conditions, including saltwater. With a solid-state design, flow sensor protection, and 100% thermal efficiency, it ensures smooth and efficient heating cycles. Built to OEM-grade standards, this compact system includes a digital control center with diagnostics, alerts, and full automation readiness.
Raypak’s Electric E3T Series heaters meet all Title 24 requirements, giving you a smart, energy-efficient solution for pool heating. With updated energy regulations arriving on January 1, 2026, the E3T line keeps your system compliant while delivering dependable performance and lower operating costs. Choose Raypak to stay ahead of efficiency standards without sacrificing reliability.
Highlights
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Reliable 11kW Heating Capacity: Provides 37,534 BTUs of output while operating at 100% thermal efficiency, ensuring accurate heating in residential pool and spa systems.
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Titanium & Stainless Steel Durability: Designed with titanium heating elements and 316L stainless steel housing to endure saltwater exposure and aggressive pool water.
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Integrated Digital Interface: Equipped with a user-friendly display, system alerts, and diagnostic readouts to improve monitoring and simplify maintenance.
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Solid-State Flow Protection: Features smart flow-sensor technology that prevents dry-firing and reduces energy waste, helping maintain long-term reliability.
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Compact Installation & Automation: Offers a small footprint for flexible installation in new builds or retrofits and integrates seamlessly with automation systems.
Specifications
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Power Output: 11 kW (37,534 BTU)
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Voltage / Phase: 240V, single-phase
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Heating Elements: Titanium for maximum durability
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Housing Material: 316L stainless steel – corrosion & saltwater resistant
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Thermal Efficiency: 100%
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Design: Solid-state electronics with flow sensor technology (prevents dry-firing)
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Controls: Digital control center with diagnostics, monitoring, and alerts
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Automation Ready: Compatible with pool and spa automation systems
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Installation: Compact footprint for easy retrofit or new builds
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Application: Pools and spas, including saltwater systems
Additional Info
Looking at the Raypak 100-10000663 E3T Electric Heater? This 11 kW, 240V single-phase unit provides 37,534 BTU of efficient pool and spa heating with titanium elements and stainless steel housing. Below are details on features, durability, and local shop stock.
Precision 11 kW Heating for Pools and Spas
With 100% thermal efficiency, the E3T delivers reliable heating performance. Its compact size makes it ideal for local installations and retrofits.
What is the local price for the Raypak 100-10000663 heater near me
How does the 11 kW output compare to gas-powered units
Why is the E3T efficient for both spa and pool applications
Can I check local stock for this Raypak electric heater before pickup
How does single-phase power affect installation requirements
Titanium Elements and Stainless Housing
The E3T uses titanium heating elements and a 316L stainless steel case to resist corrosion. It’s built for demanding water conditions, including saltwater.
How durable are titanium elements in Raypak electric heaters
Why is 316L stainless steel chosen for pool and spa environments
Can local shops confirm material specs for the 100-10000663 heater
What maintenance is reduced by titanium heating construction
How corrosion resistance extends heater service life
Smart Digital Control and Automation Ready
Equipped with a diagnostic digital display, the E3T monitors flow, prevents dry-firing, and supports automation system integration.
What local installers recommend for automating the E3T heater
How does the Raypak E3T prevent dry-firing through flow sensors
Can I connect the 100-10000663 heater to a pool automation system
What alerts or error codes are shown by the digital control panel
How digital monitoring improves reliability and reduces downtime
Questions & Answers
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