Sterling Power Products specialise in high quality, reasonably priced products including: battery chargers; sine wave/quasi inverters; combined inverter-chargers; advanced digital alternator regulators; alternator to battery chargers; battery to battery chargers; power management panels; DC / DC converters; pneumatic control tank gauges; zinc savers / galvanic isolators; gold connector blocks and fuses; AC crossover switches; high output power alternators; fridge / freezer boxes