Motor sizing at 80% rated capacity: ¼ ton ≤ 400 lbs · ½ ton ≤ 800 lbs · 1 ton ≤ 1,600 lbs · 2 ton > 1,600 lbs. ¼ ton motors run at a different speed — only use when ALL points on the truss are ¼ ton. If any point exceeds 400 lbs, upgrade all motors to match. Always verify with a qualified rigger.