Heater Element – 1¼" NPT, 240V, 4 kW, 11" Length

Restore powerful, efficient heating to your spa with this 1¼" NPT Heating Element (240V, 4 kW, 11"), designed for high-output heater assemblies that require strong, consistent performance. With a durable 1¼" NPT threaded connection, this element fits a wide range of spa heater manifolds, delivering fast heat-up times and reliable temperature stability.

If your spa is slow to heat, unable to maintain temperature, tripping the breaker, or showing heater fault codes, a failing heating element is often the underlying issue. This 4 kW, 240-volt replacement provides the heating power needed for larger or higher-demand spas, ensuring comfortable water temperatures even during cold weather.

Built from corrosion-resistant materials, the element withstands chemicals, heat cycling, and moisture, making it ideal for long-term spa operation.

Features:
✔️ Replacement 4 kW, 240V spa heating element
✔️ 1¼" NPT threaded connection
✔️ 11" length for proper heater manifold fit
✔️ Fast, efficient heat-up and stable temperature control
✔️ Ideal replacement for burned-out or weak heating elements
✔️ Corrosion-resistant construction for long service life
✔️ Suitable for many aftermarket and OEM heater housings

Bring your spa back to strong, dependable heating with this 240V, 4 kW NPT Heating Element - available at Splash Pool & Spa, Peterborough’s trusted source for spa heating parts, replacements, and expert support.