When looking at 8800 series rocker switches from Bulgin, it is common to see the suffixes “-133W” and “-132W” at the end of the part number. The details of these suffixes are not frequently published in the datasheet, such as H8800VABB-133W
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“-133W” calls out that the ‘I O’ printed on the rocket is oriented for a vertically mounted switch in white color
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“-132W” calls out that the ‘I O’ printed on the rocker is oriented for a horizontally mounted switch in white color, as shown below.
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Here is a part breakdown for 8800 series Rocker Switches from Bulgin’s datasheet.
Applicable Part Numbers
H8800VABB H8800VABB-133W H8800VABB-132W
708-2505-ND H8800VABB-133W-ND H8800VABB-132W-ND