It looks like you’re referencing markings printed on an , not a finished consumer product (like a monitor, where “AWM” could be confused with a brand/model number).
If you saw this on a , the cable is likely underspecified for 100–240V input side; it should only be on the low-voltage DC output side (e.g., from brick to device).
❌ Extension cords, AC power cords, outdoor wiring, automotive engine bay, high-heat applications.