Community price on backpack.tf: 14.0 keys, last changed 2023-08-01 (3.1y ago). The live quote above, 13.1 keys, is 6% lower and last moved 4h ago. They are different measures: the quote is what traders and bots are asking and bidding on the classifieds right now, and it moves for thousands of items every day; the community price is a suggestion accepted by vote, which changes only when someone argues it should. A quote well away from the vote is usually a price that is about to be re-argued. Community prices from backpack.tf, read under an hour ago.
Price history
56 observations
Interactive chart. Press the left and right arrow keys to move along the series, Home or End to jump to either end, Escape to clear.
The key axis converts at today's rate. Prices are recorded in metal, so a line that is flat in keys followed the key rate rather than standing still.
Kill-a-Watt Firewall Helmet sell price, 2025-09-25 to 2026-09-05: 56 observations, from 14.2 keys to 13.1 keys. Sampled evenly across the range.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
14.2 keys
11.6 keys
30 SEP 2025 · 20:48 UTC
15.2 keys
12.4 keys
19 OCT 2025 · 20:18 UTC
13.8 keys
12.4 keys
25 OCT 2025 · 16:39 UTC
13.2 keys
11.9 keys
9 MAY 2026 · 16:31 UTC
12.8 keys
9.26 keys
17 MAY 2026 · 22:31 UTC
12.7 keys
9.64 keys
24 MAY 2026 · 20:29 UTC
12.7 keys
8.97 keys
8 JUN 2026 · 06:30 UTC
12.7 keys
8.38 keys
15 JUN 2026 · 02:30 UTC
11.6 keys
8.65 keys
29 JUN 2026 · 01:14 UTC
9.33 keys
8.12 keys
5 JUL 2026 · 23:12 UTC
8.44 keys
7.34 keys
22 JUL 2026 · 16:46 UTC
9.60 keys
8.32 keys
29 JUL 2026 · 02:45 UTC
9.95 keys
8.59 keys
7 AUG 2026 · 13:13 UTC
10.7 keys
9.36 keys
19 AUG 2026 · 18:09 UTC
9.43 keys
8.20 keys
21 AUG 2026 · 14:08 UTC
9.88 keys
8.59 keys
21 AUG 2026 · 22:09 UTC
10.3 keys
8.93 keys
22 AUG 2026 · 00:08 UTC
10.6 keys
9.18 keys
22 AUG 2026 · 04:09 UTC
9.70 keys
8.44 keys
22 AUG 2026 · 10:09 UTC
10.5 keys
9.10 keys
22 AUG 2026 · 12:09 UTC
10.1 keys
8.82 keys
24 AUG 2026 · 20:09 UTC
10.4 keys
9.06 keys
25 AUG 2026 · 00:08 UTC
10.4 keys
9.07 keys
25 AUG 2026 · 04:09 UTC
10.4 keys
9.09 keys
25 AUG 2026 · 12:08 UTC
10.5 keys
9.11 keys
25 AUG 2026 · 14:09 UTC
10.5 keys
9.12 keys
26 AUG 2026 · 06:09 UTC
10.5 keys
9.14 keys
27 AUG 2026 · 14:08 UTC
10.5 keys
9.14 keys
28 AUG 2026 · 03:04 UTC
10.7 keys
9.27 keys
29 AUG 2026 · 02:09 UTC
10.9 keys
9.45 keys
29 AUG 2026 · 14:09 UTC
10.9 keys
9.47 keys
30 AUG 2026 · 14:09 UTC
11.6 keys
10.1 keys
31 AUG 2026 · 02:09 UTC
11.6 keys
10.1 keys
1 SEP 2026 · 02:09 UTC
11.7 keys
10.2 keys
1 SEP 2026 · 14:08 UTC
11.7 keys
10.2 keys
2 SEP 2026 · 02:08 UTC
11.6 keys
10.1 keys
3 SEP 2026 · 02:08 UTC
12.2 keys
10.6 keys
3 SEP 2026 · 14:08 UTC
12.2 keys
10.7 keys
5 SEP 2026 · 02:08 UTC
13.2 keys
11.5 keys
5 SEP 2026 · 14:08 UTC
13.1 keys
11.4 keys
Price history in numbers
56 readings since 25 Sep 2025
Over the last 30 days the Kill-a-Watt Firewall Helmet's sell price ranged from 9.36 keys to 13.2 keys and is up 22.6% after 37 moves. Over a year it ranged from 8.44 keys to 15.2 keys (down 7.2%). Today's 13.1 keys sits in the upper third of its range: the lowest we have recorded is 8.44 keys (5 Jul 2026) and the highest 15.2 keys (30 Sep 2025). The price has moved 55 times since we began recording it — about once every 6 days.