The 1 Insignia NSF 53 Water Filter Replacement is designed specifically for LG Refrigerators such as the LT600P and 5231JA2005A, but is also compatible with Whirlpool, Kenmore, and Sears models. Made of durable plastic and with a capacity of 300 gallons, this water filter is suitable for household use and comes with a 1-year manufacturer warranty. The filter is easy to install and provides clean, fresh water for your kitchen needs.