Exhibit 12.0

COOPER INDUSTRIES, LTD.
COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES
(Dollar Amounts in Thousands)
(Unaudited)

	Year Ended December 31,
	2008			2007			2006			2005			2004
Interest Expense	$	70,400		$	51,000		$	51,500		$	64,800		$	68,100
Estimated Interest Portion of Rent Expense		14,058			12,132			10,168			10,583			11,666
Fixed Charges	$	84,458		$	63,132		$	61,668		$	75,383		$	79,766
Income From Continuing Operations Before Income Taxes	$	807,200		$	826,200		$	647,700		$	495,000		$	428,500
Add: Fixed Charges		84,458			63,132			61,668			75,383			79,766
Less: Equity in (Earnings) Losses of 50% or Less Owned Companies		7,765			(265	)		(724	)		(1,328	)		(2,903	)
Earnings Before Fixed Charges	$	899,423		$	889,067		$	708,644		$	569,055		$	505,363
Ratio of Earnings to Fixed Charges		10.6	x		14.1	x		11.5	x		7.5	x		6.3	x