Contests & Events

Where welders meet and compete: build contests, technique challenges, Q&A and offline meetups. Sign up and submit entries here; winners are judged officially and pinned.

Ongoing

Build contest21 days left

21700 Power Pack Challenge

Build a 21700 pack (≥4S) with any AWithZ spot welder and submit photos or video of the finished pack plus a recipe card. Judged on weld consistency, construction and safety (BMS, insulation).

Prizes1st prize P60F ×1 · 2nd prize UF20B ×2 · 3rd prize welding-pin set ×10

AWithZ Official36 entries2026-09-01 – 2026-10-18Join / Submit

Ongoing

Technique challenge5 days left

Revive-a-Battery: fix an appliance

Revive one appliance or tool battery, documenting four steps: teardown, re-cell, spot weld, reassemble. Beginners encouraged.

PrizesH2-2026 ×3 · 5m nickel-plated strip ×20

@BlindFix63 entries2026-09-05 – 2026-10-02Join / Submit

Ended

Build contestEnded

Outdoor Power Station DIY

Ended — see the announcement for the winning entries.

PrizesP120D ×1 · UF20B ×3

AWithZ Official715 entries2026-06-01 – 2026-08-15Results

Upcoming

Q&AStarts 2026-11-01

Welding Q&A month

Answer beginners' questions in Parameter Lookup and under works; judged by AWithZ staff and creators.

Prizes+100 points per quality answer · extra 300 points for the monthly Top 10

AWithZ Official0 entries2026-11-01 – 2026-11-30Remind me