What does SPST stand for?

SPST stands for "Single Pole, Single Throw"

How to abbreviate "Single Pole, Single Throw"?

"Single Pole, Single Throw" can be abbreviated as SPST

What is the meaning of SPST abbreviation?

The meaning of SPST abbreviation is "Single Pole, Single Throw"

What does SPST mean?

SPST as abbreviation means "Single Pole, Single Throw"