Replacement Transformer 17400306000058 – Compatible with MRCOOL Mini-Split Systems and More

Replacement Transformer 17400306000058 – Compatible with MRCOOL Mini-Split Systems and More

Genuine Transformer for MRCOOL Mini-Splits – 18k, 24k & 36k BTU Models

Ensure reliable operation of your ductless mini-split HVAC system with the Replacement Transformer (Part #17400306000058), engineered primarily for MRCOOL DIY® and MRCOOL Advantage® mini-split systems, including 18,000 BTU, 24,000 BTU, and 36,000 BTU units.

This essential component is responsible for powering control systems within the air handler and outdoor condenser unit. If your mini-split is experiencing power loss, display issues, or startup problems, a failed transformer may be the cause—and this OEM-quality replacement is your go-to solution.

✅ Key Features

• OEM-Grade Replacement for MRCOOL systems

• Compatible with DIY® and Advantage® Series Units (18k, 24k, and 36k BTU)

• Restores Reliable Power to mini-split control boards and circuits

• Built for Longevity – High-quality construction for lasting performance

• Plug-and-Play Installation – Designed for hassle-free replacement

🔧 Also Compatible with Leading Brands & Models

While this transformer is most commonly used in MRCOOL mini-split systems, it is also compatible with a wide range of units manufactured by Carrier, Lennox, Midea, and others.

⚠️ Important Notes

• Check Compatibility: Always confirm part numbers and model compatibility before ordering.

• Not Returnable Once Installed: Electrical parts are non-returnable if installed, so verify diagnosis prior to replacement.

• Professional Installation Recommended: Ensure safe handling of electrical components during installation.

🔧 Why Choose MRCOOL DIY Direct?

As the USA’s most trusted MRCOOL retailer, we stock genuine MRCOOL replacement parts for fast, direct shipping nationwide. Whether you're maintaining your DIY mini-split system or servicing another brand, MRCOOL DIY Direct provides expert support, reliable parts, and unbeatable service.

✅ Get Your MRCOOL Replacement Transformer Today

Ensure your system runs smoothly and safely with this high-quality Replacement Transformer 17400306000058. Trusted by homeowners, technicians, and DIY installers alike—only from MRCOOL DIY Direct.