Speedway Motors Runtz 12 Volt to 6 Volt Voltage Reducer 4 Pack, Transistorized Converter for Classic Car Electric Gauges, 12V Negative Ground Systems, Screw Terminal, 1.5 Ohm 4 Amp

"Runtz" transistorized 12v to 6v reducers allow you to use your original 6 volt electronic devices (like gauges) on a vehicle that has been converted to 12 volts. You will need a "Runtz" for each 6 volt electric gauge on your car. Designed for 12 volt negative ground systems only. Screw type terminals. 1.5 ohm resistance, 4 amp max load, 25 watts. Sold as a set of 4.

• 12V to 6V Voltage Converter – Allows original 6-volt electric gauges and devices to operate correctly in vehicles that have been converted from a 6-volt system to a 12-volt electrical system.
• Designed for Electric Gauges – Each unit supports one 6-volt electric gauge, making it ideal for maintaining proper operating voltage when upgrading classic vehicles to 12-volt systems.
• Transistorized Circuit Design – “Runtz” transistorized circuitry provides stable power conversion and helps protect sensitive gauge electronics from damaging startup surges.
• Electrical Specifications – Features screw-type terminals with 1.5-ohm resistance, 4-amp maximum load capacity, and a 25-watt rating for dependable performance.
• Universal Fit Design – Compact unit measures 1.70" overall length and 0.55" width and is designed specifically for 12-volt negative ground automotive electrical systems.