Samplex 450 msw inverter noise
New 5th wheel with dealer installed samplex inverter for the 32" digital tv-- high pitched (and annoying) sound from the inverter when inverter is turned on. I thought it was a defective unit, so the...
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I have that same inverter, and yes it is noisy, so much so that i hardly ever use it. It doesn't help that the cooling fan is load controlled instead of temperature controlled. The result is that any load over about 7 watts causes it to come on. Its just a cheap inverter. However, Samlex makes great pure sinewave inverters, I have a samlex pure sinewave 300 watt, and it is worlds better. No sound at all, fan hardly ever comes on. Get one of those. It even comes with a cigar outlet adapter and battery clamps leads
