![]() ![]() ![]() It’s on the smaller side, so you need to look into your space and consider if you need to find a bigger converter. The pricing of this unit is reasonable, but if you want to experience the perks of a quiet converter, then this may not be the choice for you. It’s not deafening, but you definitely know it’s there. It was pretty quiet when it first started, but it gets a bit loud when it has to kick into full gear to adjust temperatures. This unit is of great value, but if I were to pull out a negative point about this converter, it would be that the noise level of the fan gets to be a bit much. The Powermax PM4 Converter/Charger is one of my top picks for the best RV converters. This unit gives peace of mind, which, as you know, is a necessity when you travel with your RV and need a reliable charging system to enjoy music, lights, and of course, a fridge. Even the highest amp is compact enough that it won’t invade your RV and compete for living space. While I opted for the 100 amp converter, I did appreciate the option of going to a lower amperage if needed. Need any more proof? The PM4 is UL approved, so you know you are getting a quality charging system. The charger has built-in sensors to prevent the temperatures from rising too high and has a cooling unit that will kick in if things are getting too hot. Again, this is where the 4-step charging system comes in handy, acting as a monitor panel, so you don’t have to. It adjusts the power to provide less or even shuts off the charging system completely if it senses danger. The PM4 comes equipped with overload protection and can sense when excess power flows through the wires. These features help avoid a power overload and prevent a fire from breaking out. The great thing about this converter is that it has great safety features like overload and thermal protection. Equalization: This feature will override the float stage occasionally, which is useful for extending battery life.Float: Supplying 13.2 volts when the battery is near fully charged.Absorption: This is 13.8 volts, which is the average charging rate.Bulk: This supplies 14.7 volts if the battery is drained or nearly drained.The four-step charging process consists of: The 4-step charging system allows the converter to supply power as needed, depending on your charging needs. The converter supplies 100 amps, which is a high amount, but it doesn’t provide that power at all times. To prevent overcharging of the battery or maintaining a full charge constantly, the Powermax PM4 converter/charger has a 4-step charging system. It regenerates fairly quickly, but not at a rate that will deplete the lifespan of your battery. The Powermax PM4 comes with a battery charger that helps preserve battery life because it doesn’t stress the battery. ![]() It is one of the most popular converters/chargers used by the RV world, and for a good reason. If your RV power system has batteries or a power bank, you will want to invest in a power converter or charging system, and that’s where the Powermax PM4 charger comes in. ![]() Let’s take a closer look at some product details, some things I liked, and some things other people are saying about the Powermax PM4. If you are looking for a reliable and efficient converter for your RV, the Powermax PM4 converter is unlikely to disappoint. Hey! This site is reader-supported and we earn commissions if you purchase products from retailers after clicking on a link from our site.Īs an RV owner, a converter is a must to prolong the life of your RV’s battery, whether you have a power generator or use solar panels. ![]()
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