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Honda vs AIVOLT - generator test

piotr_go 
Hello, something other than microcontrollers this time. I decided to test two 1800W 'suitcase' generators from both ends of the price range.
A Honda at around £6000 and an AIVOLT at £1099. Honda purchased in early 2020. AIVOLT this month.

Testing the Honda EU22i generator in a garden setting. AIVOLT SC2300i-0 generator, oscilloscope, and heater on paving stones.

HONDA EU22i:
Weight without fuel: 21.1 kg.
Fuel tank capacity: 3,6 l.
Engine capacity (GXR120T): 121 cm3.
Rated power: 1.8 kW.
Instantaneous power: 2.2 kW.




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Easy access to the oil or carburettor. All you need is a 5 penny coin.
Interior of Honda EU22i generator showing engine components and wires. Photo of an open casing of a red Honda EU22i generator, showing access to the interior.

Candle (CR5HSB), over 4 years without cleaning.
Close-up view of the service cover on the Honda EU22i generator. Spark plug inside Honda EU22i generator Close-up of a spark plug from a Honda generator. CR5HSB spark plug held in hand, with Honda generator in the background. CR5HSB spark plug held in hand, with Honda generator in the background.

AIVOLT SC2300i-0:
Weight without fuel: 19.7 kg.
Fuel tank capacity: 4 l.
Engine capacity (SENCI SC80): 79 cm3.
Rated power: 1.8 kW.
Instantaneous power: 1,9 kW.

Orange AIVOLT SC2300i-0 inverter generator on a cobblestone pavement. Portable AIVOLT generator in an orange casing on a cobblestone surface. Orange portable generator by AIVOLT model SC2300i-0. Portable suitcase generator outdoors. Portable suitcase generator outdoors.


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6 screws to get to the oil or plug.
Side view of an exposed portable generator. Cover of a portable generator with four attached soundproofing foams.

Candle (E5RTC), 90 minutes running time, 15 minutes after cleaning with wire brush:
Close-up of a spark plug with dark deposits on the electrode. Close-up of E5RTC spark plug held in hand. .

Inverter:
Internal view of a generator inverter showing coils and capacitors. Close-up of an inverter component in a generator showing copper coils.

HUAYI P16D carburettor:
Close-up of the interior of a suitcase generator showing mechanical components. Close-up of P16D carburetor in the generator.
To remove the carburettor I think you have to unscrew the whole housing. Without this, the fuel tank gets in the way.
If you are stubborn, you can get to the main nozzle as if something is blocked. You have to unscrew the air intake tube from the filter. This thin black tube can be slid out of the thick one.
After removing the tubes from underneath, you can unscrew the carburettor bowl. The nozzle will be screwed in from the side.
Nozzle #70, 4mm diameter.
Metal carburetor with labeled components: jet and fuel drain .

SENCI SC80 motor:
Close-up of the nameplate on the SENCI SC80 generator. .

Front panel:
Close-up of a generator's front panel with visible wire harness. Front panel of the generator showing wiring and connectors. View of the interior of a portable generator panel with wiring. Interior of a generator with visible wires and connectors. Interior of a generator with visible wires and connectors.



<spanclass="notranslate"> LOAD TESTS: .
Load: 700W / 1200W / 1900W heater.
Fuel: E10, 95 octane
Oil: 10W30
Due to the lack of a 100x probe, I connected the oscilloscope via a 100:1 transformer (I unwound some coils).

HONDA EU22i: .





Load: 0W / 700W / 1200W / 1900W
Oscilloscope screenshot showing a sinusoidal voltage waveform. Oscilloscope screenshot showing a sinusoidal wave. Oscilloscope displaying a sine wave with 241 V voltage. Yellow sine wave signal graph on a RIGOL oscilloscope. Yellow sine wave signal graph on a RIGOL oscilloscope.

Switching on 1900W load with Eco mode ON:
Oscilloscope waveform display of tested electrical signal. Oscilloscope screen displaying unstable voltage waveforms over time. Oscilloscope screen displaying unstable voltage waveforms over time.
* Ignore the voltage measurement. I forgot to turn it off.

Switching on 1900W load with Eco mode OFF:
Oscilloscope screenshot showing a voltage waveform. Oscilloscope screen displaying a voltage signal with many noises and disturbances.
* Ignore the voltage measurement. I forgot to turn it off.

AIVOLT SC2300i-0:



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Load: 0W / 700W / 1200W / 1900W
Oscilloscope display showing a sinusoidal signal with an RMS voltage of 241V. Oscilloscope displaying a distorted sine wave. Oscilloscope signal graph showing sinusoidal waveforms. Voltage signal waveform from an oscilloscope displaying 244V RMS. Voltage signal waveform from an oscilloscope displaying 244V RMS.

Switch on load 1900W with Eco mode ON:
Oscilloscope screenshot showing an unstable signal. Oscilloscope screenshot displaying a sine wave.
* Ignore the voltage measurement. I forgot to turn it off.

Switching on 1900W load with Eco mode OFF:
Oscilloscope screen displaying voltage oscillations. Oscilloscope screen capture displaying voltage waveform. Oscilloscope screen capture displaying voltage waveform.
* Ignore the voltage measurement. I forgot to turn it off.

I've used both generators a few times with the lawnmower (hehe, I know) and had no problems.

Noise level: .
It's an internal combustion engine in a suitcase, don't expect miracles.
It's impossible to sleep next to them (despite the seller's marketing images).

Plus/minuses:
Honda:
+ works as required
+ you can turn off the fuel without extinguishing the engine
+ easy access to the carburettor
- price

AIVOLT:
+ price
+ suction/on/off knob
- it is not possible to turn off the fuel with this knob without extinguishing the engine
- difficult access to carburettor
- no fuse on the panel (maybe there is an electronic one)

Problems: .
I have no major complaints about the Honda.
This year I cleaned the carburettor because my revs were floating (nozzle clogged).

As far as the AIVOLT is concerned:
- it smokes a bit when accelerating, smells of petrol
- plug goes black after 90 minutes of operation
- slightly rough running
- one of the screws on the starter side cannot be unscrewed, it looks as if the nut is rotating
- After reporting the problem to the dealer/service agent, he says it is just as it should be

Close-up of a metal component with two screws.



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Mmmmmmmm, petrol:
A black cat sniffing an orange AIVOLT SC2300i-0 inverter generator.


Copy of videos on electrode server:


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About Author
piotr_go
piotr_go wrote 2834 posts with rating 3187 , helped 91 times. Been with us since 2003 year.

Comments

saly 25 Jun 2024 07:47

Can you say something about the burn rate, did you measure consumption, so pi times eye? I understand the AIVOLT is new, and how many rbh's does Honda have on its CV? [Read more]

piotr_go 25 Jun 2024 10:31

I measured the Honda immediately after purchase. I think it was something around 0.5l / hour at low load. I didn't check the AIVOLT. It's hard to get to the fuel hose in it. Honda used with various... [Read more]

saly 25 Jun 2024 15:39

I have one more question, what are these waveforms? Is it the same as the sine wave from the earlier oscillograms, only a larger time interval is included and the moment of change of the genset inverter... [Read more]

piotr_go 25 Jun 2024 15:51

. Exactly. Two versions with different compression. I have posted so that you can see how big and how long the drop is. For the voltage measured by the oscilloscope on these compressed waveforms, pay... [Read more]

E8600 26 Jun 2024 11:11

This Aivolt is somehow too dark, either it takes oil or the carburettor is badly adjusted for a 4T engine. The 80 ccm engine is rather a dedicated piece of equipment for a small obcìążenia. I wonder if... [Read more]

piotr_go 26 Jun 2024 11:23

I have not noticed any oil loss so far. Oil colour OK too. It seems to me that rather petrol smells too much. I've tried with smaller jets, without load it stops kicking, with load the revs float a ... [Read more]

@GUTEK@ 26 Jun 2024 21:09

Have you tried changing the spark plug to a branded one, such as a Denso? I in a Chinese (branded Stanley with an inverter) replaced the original spark plug with a Denso and it's a completely different... [Read more]

piotr_go 26 Jun 2024 21:33

. Yes, on NGK BPR5HS, did not help. [Read more]

BANANvanDYK 26 Jun 2024 21:37

Something for something. You buy a Honda original and have virtually no problems. You only change the oil and check the air filter and spark plug every now and then. Buy a Chinese one and you have some... [Read more]

piotr_go 26 Jun 2024 22:23

It's not that bad. It's still a long way from AVR-free 2-strokes. Those should be banned. I'm considering whether to test something like this. [Read more]

E8600 27 Jun 2024 00:00

It could have drawn oil when it was transmitted in a recumbent position. As they say, price works wonders and in the case of the honda this is hardly attractive by Polish standards. At one time there was... [Read more]

piotr_go 27 Jun 2024 00:09

They had a Honda clone in Castorama a while ago. The look was the same, just the name was different. [Read more]

Anonymous 27 Jun 2024 00:42

. How about a warmer BPR4HS would work? [Read more]

BANANvanDYK 27 Jun 2024 02:37

Changing the spark plug will do little if the carburettor is badly tuned and the engine is fed too rich a mixture. Probably this ch* brand carburettor doesn't even have an idle mixture adjustment screw,... [Read more]

szeryf3 27 Jun 2024 11:33

I know the Honda is a notch more expensive, but it seems to me that it will outlive the AIVOLT and double that. Plus the Honda has easier access to parts that need to be serviced from time to time. [Read more]

vergil50 27 Jun 2024 12:16

In addition, the Honda has the option of synchronised operation, which is a huge plus, e.g. for transmission trucks. [Read more]

piotr_go 27 Jun 2024 14:11

. BPR4HS after 50 minutes of mowing with mower connected to AIVOLT. [Read more]

Anonymous 27 Jun 2024 18:55

. Thanks... Giving it even warmer is probably asking for trouble.... I agree that the carb is probably running rich.... By the way, I'll probably be forced to invest in a generator myself and I'm breaking... [Read more]

piotr_go 27 Jun 2024 19:03

Diesel is terribly noisy. [Read more]