Collocations for voltage - noun

high, low
constant
mains, supply
Most house lighting runs at the full mains voltage of 240 volts.

battery
input, output
negative, positive

increase
decrease, lower, reduce
adjust, change
generate, produce
apply
A voltage is then applied across the cell electrodes.

measure

at a voltage
The motor operates at low voltages.

voltage across
a voltage applied across the two edges of a plate

voltage of
the voltage of a battery