UL 1533
Solid or standed, tinned copper conductor.
Semi-rigid PVC insulation.
Tinned copper wire spiral shield.
Color-coded PVC jacketed single core.
Rated temperature: 80 degree celsius
Voltage not specified.
Passed VW-1 SC vertical flame test.
Use of spiral shield allows for fast and simple terminatioon

UL 2547
Solid or standed, tinned copper conductor.
Tinned copper wire spiral shield.
Color-coded  semi-rigid PVC insulation, cores cabled.
Rated temperature: 80 degree celsius
Voltage not specified.
Passed VW-1 SC vertical flame test.