Western Digital offers several 1TB SATA internal SSD models that provide reliable and fast storage solutions. While the specific model names and features may have evolved since my knowledge cutoff in September 2021, here are some examples of Western Digital's 1TB SATA internal SSDs:

1. WD Blue 3D NAND SATA SSD: This series is known for its solid performance and affordability. It utilizes 3D NAND technology, offering improved endurance and reliability compared to traditional hard drives.

2. WD Green SATA SSD: The WD Green series focuses on energy efficiency and cost-effectiveness. It provides a balance between performance and power savings, making it suitable for everyday computing needs.

3. WD Red SATA SSD: The WD Red series is designed specifically for network-attached storage (NAS) systems. These SSDs prioritize durability and compatibility with NAS environments, providing reliable storage for home or small office NAS setups.

These are just a few examples, and Western Digital may have introduced new or updated models since my knowledge cutoff. I recommend visiting the official Western Digital website or contacting their customer support for the latest information on their 1TB SATA internal SSD offerings.