This TV Part, Sanyo 2SC4159-E High-Voltage Switching AF 100W Transistor, is found in the following models: Sony KV-20FS100, Sony KV-32FS13, Sony KV-27S42, Sony KV-27S4, Sony KV-27FS17, Sony KV-27FS13, Sony KV-27FS120, Sony KV-27FS100, Sony KV-24FS100, Sony KV-32FS17 .