You searched for "PVC interlocking"
RS PRO
RS PRO Light Blue 16 mm² Hook Up Wire, 6 AWG, 100m, PVC Insulation
Part: 201-0562
Light blue PVC-insulated copper wire for electrical installations and connections.
RS PRO
RS PRO Light Blue 10 mm² Hook Up Wire, 8 AWG, 100m, PVC Insulation
Part: 201-0557
Light blue PVC-insulated copper wire, 10mm², 100 metres for electrical installations.
RS PRO
RS PRO Light Blue 6 mm² Hook Up Wire, 10 AWG, 100m, PVC Insulation
Part: 201-0571
Light blue flame-retardant wire for electrical installations and general wiring work.
RS PRO
RS PRO Light Blue 6 mm² Hook Up Wire, 10 AWG, 84/0.3 mm, 100m, PVC Insulation
Part: 815-8621
Light blue stranded wire for medium-power electrical and industrial wiring installations.