A good quality car power inverter should last multiple years

If not you will find yourself requiring more batteries and increasing your initial setup cost. Some power inverters manufactures depending on running voltages will drain batteries twice as fast as other power inverters. A good quality inverter should not experience drastic voltage spikes on a regular basis; they should hold their voltage at a steady level at all time.

The constant bouncing experience while on the go can cause major damage to a poorly built power inverter. Also a poorly ventilated power inverter will quickly die out with shelf lives of some times as low as 2-3 months. A low efficiency rating can cause many headaches when setting up your backup system. The confusion of why a 2000W car power inverter will not operate 2500 watts of equipment may leave you scratching your head.

You always want to buy the best designed equipment to avoid short product life and low quality output power supplies. A good quality inverter should last multiple years. When using a pure sine wave car power inverter you also want to make sure you will getting as most as possible from your DC power source.