Gecko IN.YJ Heat Recovery Temp Sensor [4 Ft.] (9920-401397)

Circuit Board Parts
Gecko Alliance
9920-401397
59-337-1070
COMPARE AT $115.26
OUR PRICE $91.93
STOCK STATUS IN STOCK Ships Usually the Same/Next Business Day
-
+
$9.88 Standard Shipping
Under 25 lbs. Contiguous USA
Secure Checkout
Safe & secure
Expert Parts Support
We’re here to help

A heat recovery temperature sensor helps relay temperature information within a compatible control setup, and this Gecko IN.YJ version is designed with a 4 foot lead using the 9920-401397 reference. When a temp sensor becomes inaccurate, damaged, or intermittent, the system can lose the dependable feedback it should rely on for proper operation.

The IN.YJ compatibility and 4 foot lead give this sensor practical value because control-system sensors work best when the replacement matches the intended platform and installation reach. A properly selected sensor helps support stable temperature feedback and contributes to more dependable control response.

This type of part is especially useful when troubleshooting heat recovery functions and isolating sensor-related issues without replacing larger system components. That keeps service more targeted and cost-conscious.

Installed in the proper application, this temperature sensor helps support dependable monitoring performance and contributes to cleaner system operation.

  • Temperature sensor for compatible Gecko IN.YJ heat recovery systems
  • 4 foot lead supports intended installation reach
  • Helps restore dependable temperature feedback
  • Useful when original sensors are inaccurate or damaged
  • Improves system monitoring and service confidence
Gecko Alliance – Spa Control Systems, Pumps, Heaters and Keypads
Who is Gecko Alliance?

Gecko Alliance is a leading manufacturer of spa control systems and electronic components, known for delivering innovative, user-friendly solutions for hot tubs and spas. With over 25 years of experience, Gecko specializes in designing advanced control technologies that enhance the spa experience through intuitive operation and reliable performance. Their systems are widely used by spa manufacturers and service professionals worldwide.

What products does Gecko Alliance specialize in?

Gecko Alliance specializes in spa control systems, topside keypads, pumps, heaters, sensors, and accessories. Their product lineup includes complete spa packs, digital control interfaces, variable-speed pumps, and heating systems designed for efficient operation and seamless integration. Gecko products are engineered to manage temperature, jets, lighting, and filtration with precision and ease.

Why choose Gecko Alliance parts for your pool or spa?

Gecko Alliance products are known for reliability, innovation, and ease of use. Their control systems are designed with intuitive interfaces that simplify spa operation while maintaining advanced functionality. Many professionals and spa owners choose Gecko as a cost-effective and dependable alternative to other major brands, offering strong performance and compatibility across a wide range of systems.

How do you identify and choose the correct Gecko Alliance part?

To select the correct Gecko Alliance component, it’s important to match your spa system model, control pack, keypad type, and electrical specifications. Reviewing part numbers and system compatibility ensures proper fit and performance. Choosing the right component helps maintain full system functionality and optimal spa performance.

Need help finding the right Gecko Alliance part?

At Bath & Spa Parts Online, we carry a wide selection of Gecko Alliance 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.

Recently Viewed Products