MPC-49 daisy chain power cord is widely used to connect multiple grow lights.  It saves your time and reduces cost of installing lights by a licensed electrician.

Receptacle quantity: 23
Receptacle type: NEMA 6-20R
Length: 49?
Ampacity: 36A
Main line: 10 AWG/3C SJTW 300V
Branch line: 16 AWG/3C SJTW 300V