The NRCP - CN7 Wiring Harness for TTL24/OD from Noritz America Corp is designed to ensure reliable electrical connections in your heating system. This high-quality wiring harness is constructed from durable materials, providing long-lasting performance. It is specifically tailored for use with the TTL24/OD models, ensuring compatibility and optimal functionality. The harness features clear labeling for easy installation, making it user-friendly for both professionals and DIY enthusiasts. This product meets industry standards for electrical safety, ensuring that your heating system operates efficiently and reliably.