$288.88
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
The NBK-20381 is a reliable ignition module designed as a direct replacement for various pool and spa heating systems. This ignition module is equivalent to Zodiac R0456900 and Fenwal 35-665942-113-0G, ensuring precise compatibility and dependable performance. Key Features OEM Equivalent: Direct replacement for Zodiac R0456900 and Fenwal 35-665942-113-0G ignition control modules Reliable Spark Ignition: Precisely controls burner ignition sequences for safe and efficient heater operation Compact & Durable: Engineered for robust performance in demanding pool and spa environments Straightforward Replacement: Matches original wiring and mounting to ensure easy installation Specifications SKU: 20381 Brand: NBK Category: Miscellaneous Equivalent OEMs: Zodiac R0456900, Fenwal 35-665942-113-0G Description: Ignition Module for pool or spa heaters Equivalent To Zodiac: R0456900 Fenwal: 35-665942-113-0G Why Choose This Replacement Module? A failing ignition module can cause your heater to misfire or fail to light entirely, disrupting operation. The NBK-20381 restores consistent, safe ignition control, keeping your system running efficiently.
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2026
$288.88