Don't know if this link is helpful for you, for larger lengths scroll down, https://www.advice.co.th/product/cable-and-marker
Also, shielding (interference) might be a factor with CAT5e cables? UTP=unshielded.
category bandwidth shielding speed EIA/TIA IEEE ISO/IEC 11801 use/notes
(MHz) (Mbps) (BASE-T)
CAT3 16 UTP 10 568B 10 Class C voice only
CAT4 20 UTP 16 10/100 obsolete
CAT5 100 UTP 10/100 568A 10/100 obsolete (-> 5e)
CAT5e 100 UTP 10/100/1000 568B2 1000 Class D networking minimum
CAT6 250 UTP/STP 10/100/1000 568B2-1 10GB Class E
CAT6a 500 STP 10,000 568C.1 10GB Class E-A
CAT7 600 S/FTP 10,000 10G Class F
CAT7a 1,000 S/FTP 10,000 10G Class F-A
CAT8.1 2,000 U/FTP, F/UTP 40,000 568-C.2-1 25G/40G Class I data centers
CAT8.2 2,000 F/FTP, S/FTP 40,000 568-C.2-1 25G/40G Class II data centers