Plug Saver Graupner 1694 Protects glow-plugs in conjunction with 2 V accumulators.
The plug-saver protects the glow-plug against overvoltage. It is simply inserted between
glow-plug connector and starter accu.
For plug connection to glow-plug clip No. 1656. Operating voltage 2 V
Constant current 4 A
Current drop 0.6 V
Temporarily short-circuit proof.