I have a Litex fan and the pull chain has been pulled out. The switch has 5 wires labeled L, 1, 2, 3, 4. I cannot find a 5-wire switch so far.

Was it a four speed fan?

Try Litex's # first, it's in our sticky.

Then try CeilingFanParts.com Home

Ceiling fan pullchain replacement and repair - Ceiling Fans N More