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New You Tube Harbor Freight Inverter Generator noise Test

MEXICOWANDERER
Explorer
Explorer
17 REPLIES 17

Big1
Explorer II
Explorer II
Get a Honda or a Champion.
2022 Ram Laramie 3500 6.7L CTD CCLB
2019 Jayco Eagle 321RSTS

George3037
Explorer
Explorer
Tvov wrote:
I thought it was a decent test. Holy mackerel that Generac is/was loud!

I was impressed by the Predator.

To anyone who owns one... How long have you had it? Related - how is their longevity?

And... how is the weight when it comes to moving it around? When we borrowed a Honda 2000 the ease of moving it around was fantastic.



I've had my Predator 3500 for about 2 years now. It is very quiet. I measured 56db at 25' with several db apps I downloaded. Unsure of longevity yet as I don't know anyone who's had one longer than me. With a full tank of gas mine weighs 117 lbs. That's a lot more than a Honda 2000 but also it is a 3500 Watt. It runs my entire TT including the 13,500 A/C.
Predator takes 2 people to lift into my high pickup bed. Very tough to pick up that weight over waist high when alone. When I'm home I use an electric winch in the garage.

Lynnmor
Explorer
Explorer
edatlanta wrote:
lakelivr wrote:
Lynnmor wrote:
edatlanta wrote:
I hope he had a transfer switch at his home that he turned off to isolate his home from the incoming utility power before setting up the generator on the front porch. Otherwise I'm glad I wasn't a lineman working in the area. Dangerous stuff.?


Do you really think that tiny generator will power up the entire neighborhood?

Perhaps he was intelligent enough to turn off the main breaker if he connected to the house wiring.


The generator wonโ€™t power up the entire neighborhood but it will backfeed high voltage into the system. The transformer feeding your house typically takes 8000-20000 volts and โ€˜transformsโ€™ it to 120/240V that you use in your home. The same transformer will happily take a 120V input and convert it backwards to thousands of volts which can energize the powerlines for a long distance. Modern safety work practices will normally protect a utility lineman. Itโ€™s probably more dangerous for the unsuspecting public who assume a downed line is dead because the lights are out in the neighborhood.


Exactly!


You do understand that the generator will immediately go into overload and trip its breakers if connected to external power lines? While I do know better than to allow this to happen, it is mostly an old wives tale.

edatlanta
Explorer
Explorer
lakelivr wrote:
Lynnmor wrote:
edatlanta wrote:
I hope he had a transfer switch at his home that he turned off to isolate his home from the incoming utility power before setting up the generator on the front porch. Otherwise I'm glad I wasn't a lineman working in the area. Dangerous stuff.?


Do you really think that tiny generator will power up the entire neighborhood?

Perhaps he was intelligent enough to turn off the main breaker if he connected to the house wiring.


The generator wonโ€™t power up the entire neighborhood but it will backfeed high voltage into the system. The transformer feeding your house typically takes 8000-20000 volts and โ€˜transformsโ€™ it to 120/240V that you use in your home. The same transformer will happily take a 120V input and convert it backwards to thousands of volts which can energize the powerlines for a long distance. Modern safety work practices will normally protect a utility lineman. Itโ€™s probably more dangerous for the unsuspecting public who assume a downed line is dead because the lights are out in the neighborhood.


Exactly!
Ed
KM4STL

2006 GMC 2500HD CCSB 4x4 Duramax/Allison, Titan 52 gallon fuel tank, Prodigy Controller, B&W Companion Hitch, Progressive Industries EMS-PT50C, TST Systems 507 TPMS
2010 Jayco Designer 35RLTS,Cummins/Onan RV QG 5500 EVAP
Fulltime since 2010

pnichols
Explorer II
Explorer II
Just for what it's worth, I'll bet that little tear-drop trailer also has a way smaller A/C unit in it than that in the typical much larger RV.

If so, of course a 3500 watt variable speed ("inverter") generator is going to be loafing along when powering it - as opposed to a small inverter generator that must work hard in it's upper RPM range to power the same small A/C unit.

Guess what generator is going to be quieter? Hence the test was invalid in that it was comparing apples to oranges.

The trick is to - design and affordably price a generator that is still pretty quiet in the upper end of it's RPM range such that it can be sized so as to not have to be any larger (or heavier) than necessary to power the heaviest load expected.

i.e. The Honda EU2200i - that is only 57 dB(A) at full load and a world-class 48 dB(A) at 1/4 load (click on the "Specs" tab) - can easily be lifted, while also being ultra quiet when powering typical RV air conditioners including the probably small A/C in the test :
https://powerequipment.honda.com/generators/models/eu2200i
2005 E450 Itasca 24V Class C

lakelivr
Explorer
Explorer
Lynnmor wrote:
edatlanta wrote:
I hope he had a transfer switch at his home that he turned off to isolate his home from the incoming utility power before setting up the generator on the front porch. Otherwise I'm glad I wasn't a lineman working in the area. Dangerous stuff.?


Do you really think that tiny generator will power up the entire neighborhood?

Perhaps he was intelligent enough to turn off the main breaker if he connected to the house wiring.


The generator wonโ€™t power up the entire neighborhood but it will backfeed high voltage into the system. The transformer feeding your house typically takes 8000-20000 volts and โ€˜transformsโ€™ it to 120/240V that you use in your home. The same transformer will happily take a 120V input and convert it backwards to thousands of volts which can energize the powerlines for a long distance. Modern safety work practices will normally protect a utility lineman. Itโ€™s probably more dangerous for the unsuspecting public who assume a downed line is dead because the lights are out in the neighborhood.

STANG23L
Explorer
Explorer
Have had my 3500 Predator for two years now. So far I have roughly 18-20 days use where it ran 24 hours a day. So far I have had zero issues with it. Its still as quite now as it was new.

Was way overkill for my old camper (no AC). Hooked it up to the new beast last weekend. Had no issues running the fridge, water heater & AC.

A full tank of gas lasts around 10-11 hours. Wish there was a way to extend run time. It is heavy so as long as you don't plan on moving it around every day its not so bad.
2014 Ram 1500 Eco Diesel

Lynnmor
Explorer
Explorer
edatlanta wrote:
I hope he had a transfer switch at his home that he turned off to isolate his home from the incoming utility power before setting up the generator on the front porch. Otherwise I'm glad I wasn't a lineman working in the area. Dangerous stuff.?


Do you really think that tiny generator will power up the entire neighborhood?

Perhaps he was intelligent enough to turn off the main breaker if he connected to the house wiring.

Tvov
Explorer II
Explorer II
I thought it was a decent test. Holy mackerel that Generac is/was loud!

I was impressed by the Predator.

To anyone who owns one... How long have you had it? Related - how is their longevity?

And... how is the weight when it comes to moving it around? When we borrowed a Honda 2000 the ease of moving it around was fantastic.
_________________________________________________________
2021 F150 2.7
2004 21' Forest River Surveyor

Tvov
Explorer II
Explorer II
edatlanta wrote:
I hope he had a transfer switch at his home that he turned off to isolate his home from the incoming utility power before setting up the generator on the front porch. Otherwise I'm glad I wasn't a lineman working in the area. Dangerous stuff.?


When he said "just to run a few things", I took that to mean he just ran extension cords into the house instead of hooking up through the house's electrical system. I'm just guessing.
_________________________________________________________
2021 F150 2.7
2004 21' Forest River Surveyor

edatlanta
Explorer
Explorer
I hope he had a transfer switch at his home that he turned off to isolate his home from the incoming utility power before setting up the generator on the front porch. Otherwise I'm glad I wasn't a lineman working in the area. Dangerous stuff.?
Ed
KM4STL

2006 GMC 2500HD CCSB 4x4 Duramax/Allison, Titan 52 gallon fuel tank, Prodigy Controller, B&W Companion Hitch, Progressive Industries EMS-PT50C, TST Systems 507 TPMS
2010 Jayco Designer 35RLTS,Cummins/Onan RV QG 5500 EVAP
Fulltime since 2010

DFord
Explorer
Explorer
2oldman, It was the Harbor Freight Predator. It was much noisier than I had expected and rattled. The HF ad compared their cheapo to the Honda but it really wasn't comparable. I ended up buying a Ryobi 2200 watt inverter generator from Home Depot on sale for the same price HF got for theirs on sale. We only use if for boondocking and love the way it idles down while providing enough power to top-off the batteries, run the refrigerator and power the TV & satellite system plus warm our bed by powering our electric blanket. It runs for hours on a gallon of gas. I used to bring a 5 gallon gas can with us to make up what the on board Onan generator that used a gallon of gas an hour under the same loads while spinning at a constant speed (3600 rpm) and making enough noise you and the neighbors knew it was running.

From my experience, any generator under maximum load is going to sound bad.

There's no excuse why Onan hasn't come out with a new inverter model generator like most manufacturers have instead of continuing to make the same tired 50 year old constant speed design they are. They're way late to market with them.
Don Ford
2004 Safari Trek 31SBD (F53/V10 20,500GVW)
'09 HHR 2LT or '97 Aerostar MiniVan (Remco driveshaft disconnect) for Towed vehicles
BlueOx Aventa II Towbar - ReadyBrake Inertia Brake System

2oldman
Explorer II
Explorer II
Generac sounds pretty bad. Yeah, it's smaller, but what a racket. Sounds more like an open-frame generator.

DFord wrote:
I bought one of the 2000 watt models two years ago .
Which brand?
"If I'm wearing long pants, I'm too far north" - 2oldman

Lwiddis
Explorer II
Explorer II
Its not a "poor" test. The Predator is very quiet under an AC load. He doesn't claim he proved anything but that.
Winnebago 2101DS TT & 2022 Chevy Silverado 1500 LTZ Z71, WindyNation 300 watt solar-Lossigy 200 AH Lithium battery. Prefer boondocking, USFS, COE, BLM, NPS, TVA, state camps. Bicyclist. 14 yr. Army -11B40 then 11A - (MOS 1542 & 1560) IOBC & IOAC grad