The below items were found that can be used to build a dual LED strip set up using the WLF12XW2000S24QP.
Order today, ships today. WLF12XW2000S24QP – LED Lighting COBs Engines Modules LED Module WLF12 White, Cool Linear Light Strip, Flexible from Banner Engineering Corporation. Pricing and Availability on millions of electronic components from Digi-Key...
A power switch 2170-LC25T-AL2RGQ-ND
Splitter 2170-CSB-M1240M1240-ND
Power supply 2170-PSW-24-2-ND
LED strip brackets 2170-LMBWLF12C-ND
Some cable options for extending
An option to hold the cable 2162-AL-SAC-250-0-C-ND
Order today, ships today. AL-SAC-250-0-C – Cable Clamp, P-Type Black Fastener 0.205" (5.21mm) from Advanced Cable Ties, Inc.. Pricing and Availability on millions of electronic components from Digi-Key Electronics.
An option that can hold the cables but is sized for the power supply’s cable.
PCL400102-ND and the 1436-151-03975-ND
Order today, ships today. PCL400102 – Cable Clamp, P-Type Black, Light Green Fastener 0.219" (5.56mm) from Amphenol PCD. Pricing and Availability on millions of electronic components from Digi-Key Electronics.
Order today, ships today. 151-03975 – Cable Clamp, P-Type Black Fastener 0.150" ~ 0.310" (3.81mm ~ 7.87mm) from HellermannTyton. Pricing and Availability on millions of electronic components from Digi-Key Electronics.