3500 Watt Residential Portable Digital Inverter Gasoline Generator
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3500 Watt Residential Portable Digital Inverter Gasoline Generator

A 3500 Watt Residential Portable Digital Inverter Gasoline Generator,Suitable for people need backup power  or own recreational vehicle.
  • Expiration Date:1 Year
  • Customization:Yes
  • Rated Voltage:230V
  • Quality class:A
  • Sound power level:74dB
Availability:
Quantity:
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  • HH4000I

  • HuaHe

Product Overview

The HH4000i is a digital inverter gasoline generator designed for home backup, outdoor camping, RV trips, and small job sites. Powered by a 212cc HH170F 4-stroke engine, it delivers a rated output of 3.5kW and a maximum output of 4.0kW. Featuring TCI ignition and advanced inverter technology, it outputs pure sine wave power with a total harmonic distortion (THD) ≤2.5%, making it safe for sensitive electronics like laptops, smartphones, TVs, and medical devices. With a dry weight of only 31kg, recoil + electric start, a 9-liter fuel tank, and a noise level of ≤74dB at 7 meters, the HH4000i is your perfect portable power companion.

HH400I产品多角度展示图


FAQ


Q1: Can the HH4000i run a refrigerator and an AC at the same time?

A: Yes. Rated 3.5kW can handle a small fridge (≈150W) plus a 1 HP AC (≈800W), with spare capacity for lights and phone charging. Keep total load below 3.5kW.


Q2: Is this generator suitable for an RV?

A: Absolutely. It is compact, lightweight, quiet, and outputs pure sine wave – safe to power RV microwave, battery charger, TV, and other onboard electronics.


Q3: How often should I change the engine oil?

A: First change at 20 hours, then every 50 hours or every 3 months. Oil capacity is 0.6L. Recommended SAE 10W-30.


Q4: Why is THD ≤2.5% important?

A: THD below 5% is considered pure sine wave. ≤2.5% is even better than many household grids. It safely runs inverter ACs, laser printers, CPAP machines, and other sensitive devices.


Q5:  Can I use it in the rain or with wet hands?

A: HH4000i has IP23M protection – rain resistant but not waterproof. Always use in a dry, ventilated area. For rainy days, an optional rain cover is recommended.


Product Specification


Model

HH4000i

Type Inverter
Protection class

IP23M

Continuous AC output(S1)

3600W

Maximum AC output(S2 5minute)

4000W

AC Rated voltage

220V

Rated current

8.7A

AC Frequency

50HZ

Engine Model HH170F
Engine type

1 cylinder,4-stroke,air-cooled

Cylinder bore*stroke(mm) 70*55
Cylinder capacity

212cm³

Displacement(cc) 212
Ignition plug model F7RTC
Sparking model TCI
Rated engine (hp/rpm) 6.5/3600
Maximum engine (hp/rpm)

7.5/3600

Fuel

Petrol

Engine oil

15W-40

Machine oil capacity(L) 0.6L

Sound power level

74dB

Power factor

1

Performance class

G1

Quality class

A

Efficiency 82%
Waveform deviation factor ≤2.5%
Fuel Tank Capacity(L)
9L
Run Time 4.5hours@75%load
Starting System Recoil Start/Electric Start
Net Weight(kg)
31
Packing Dimensions(mm) 580*440*445
Quantity20’/40’/40’H 250/510/600pcs


Our products have a one-year warranty period (prerequisite: in case of unintentional damage)



Key Features

· Pure Sine Wave with THD ≤2.5%

    Inverter technology ensures stable voltage and clean power – safe for high‑end electronic devices.

· High Efficiency – 82%

    More fuel‑efficient than conventional generators (typically 65-70%), giving you longer runtime per tank.

· Ultra Quiet Operation

    Only 74dB at 7 meters – 15‑20% quieter than open‑frame traditional generators. Ideal for residential areas and campsites.

· Dual Start: Recoil + Electric

    Standard hand recoil plus electric start (battery ready). Easy firing in cold weather or emergencies.

· Lightweight & Compact

3.    Net weight 31kg, dimensions 580×440×445mm. One person can lift and transport it easily.

· TCI Transistor Ignition

5.    Faster startup, cleaner combustion, less carbon buildup.

· Large Fuel Tank & Long Runtime

    9L fuel capacity – runs approximately 7‑9 hours at 50% load (typical consumption estimate).

· Container Loading Friendly

    20' container: 250 units, 40'HQ: 600 units – ready for global export.


Competitive Advantages vs. Traditional Generators

Parameter Traditional 3.5kW Open‑Frame Gen HH4000i Inverter Generator
Waveform THD 5% – 10% ≤2.5%
Noise @7m 85 dB– 92dB ≤74dB
Efficiency  65% – 72% 82%
Start method Usually recoil only Recoil + Electric
Weight 38 – 45kg  31kg
Electronics safety High risk of damage Pure sine wave, fully safe

Pain Point Solutions

User Pain Point1:Too noisy for campsites or neighbours 

HH4000i Solution:74dB quiet operation – suitable for residential and night use

User Pain Point2:Unstable voltage damages computers / ACs 

HH4000i Solution:THD ≤2.5% pure sine wave protects sensitive devices

User Pain Point3:Too heavy to move around 

HH4000i Solution:Only 31kg with built‑in handle – easily moved by one person

User Pain Point4:Frequent refueling 

HH4000i Solution:82% efficiency + 9L tank gives longer run times

User Pain Point5:Hard to pull‑start in cold weather 

HH4000i Solution:Electric start with TCI – reliable one‑button ignition


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