In theory they could take the same protection circuit used on a 14500, but they are not available ready fitted AFAIK.- 14250 ( 300 mAH ) 1/2AA------- $4.50 each
AW sells unprotected 14250s here
In theory they could take the same protection circuit used on a 14500, but they are not available ready fitted AFAIK.
It's only the 10xxx cells that can't be fitted with protection, as the diameter is too small (10440, 10280, 10180 etc).