POWELL INDUSTRIES INC — Director's Dealing 2007

Dec 12, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: POWELL INDUSTRIES INC (POWL)
CIK: 0000080420
Period of Report: 2007-12-10

Reporting Person: CLARK JAMES F (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-12-10	Common Stock	M	2000	$27.10	Acquired	9000	Direct
2007-12-10	Common Stock	S	2000	$43.50	Disposed	7000	Direct
2007-12-10	Common Stock	M	2000	$23.48	Acquired	9000	Direct
2007-12-10	Common Stock	S	2000	$43.50	Disposed	7000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2007-12-10	Director Stock Options	$27.10	M	2000	Disposed	2008-04-30	Common Stock (2000)	Direct
2007-12-10	Director Stock Option	$23.48	M	2000	Disposed	2009-06-26	Common Stock (2000)	Direct

Footnotes

F1: Includes 3,000 shares of restricted stock that have time-based vesting provisions.

F2: Became exercisable on the first anniversary of 06/24/2004, the date of the grant.

F3: Became exercisable on the first anniversary of 06/26/2002, the date of the grant.