itel 8000Wh Solar Generator All in One with 3600W Inverter, 8000Wh Lithium Battery IESS-3K680N
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itel 8000Wh Solar Generator All in One with 3600W Inverter, 8000Wh Lithium Battery IESS-3K680N

10 Reviews Sold: 126

1,680,000.00

The iTel IESS-3K680N is an all-in-one solar generator featuring an 8000W power capacity3600W pure sine wave inverter, and 8000Wh LiFePO4 battery. With 6000+ life cycles<16ms UPS switchover, and dual solar/grid charging, it delivers 2+ hours of backup power for homes, businesses, and off-grid applications.

Availability: Out of stock

🚚 Estimated Delivery: June 16th – June 20th

iTel IESS-3K680N Solar Generator – 8000Wh / 3600Wh

The Itel IESS‑3K680N is an all‑in‑one solar generator featuring:

8,000 Wh LiFePO₄ battery (48 V system; ~8 kWh usable)

3,600 W continuous pure sine wave inverter (8,000 W surge capacity)

Integrated MPPT solar charger (supports up to 1,000 W solar input)

Dual charging: from solar panels & PHCN/grid

<16 ms UPS switchover, ideal for seamless backup

Price: ₦1,800,000

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What It Can Power

Real‑World Night Scenarios

Scenario (all items running together)

Items Included

Total W

Run Time

Basic home night

5 bulbs, 2 fans, TV, router, 3 phones

~345 W

19.2 h

Work‑from‑home

Lights (3 bulbs), 1 fan, 1 laptop, router, Starlink

~255 W

26.0 h

Movie night

Lights (3 bulbs), TV, soundbar, 1 fan

~265 W

25.0 h

Small shop night

10 bulbs, 2 fans, POS+router, small TV

~315 W

21.0 h

Cold appliances only

Freezer + Fridge (doors closed)

~220 W

30.1 h

Heavy‑use home

5 bulbs, 3 fans, TV, 3 laptops, Starlink

~630 W

10.5 h

Inverter AC + TV + Deep Freezer + 5 DC lights

Inverter AC (~600 W avg), TV (100 W), Thermocool deep freezer (120 W avg), 5 DC bulbs (50 W)

~944 W

~7.0 h

Single‑Device Runtimes (updated — AC included)

Load

Assumed Avg Power (AC side)

Battery draw (W) = P / 0.92

Run time (hours)

1 LED bulb

10 W

10.9 W

~662 h

5 LED bulbs

50 W

54.3 W

~122 h

Ceiling/standing fan

75 W

81.5 W

~81 h

2 fans

150 W

163.0 W

~40.5 h

LED TV (43–55”)

100 W

108.7 W

~60.7 h

Decoder/Streaming stick

10 W

10.9 W

~662 h

Wi‑Fi router

15 W

16.3 W

~405 h

Starlink kit

75 W

81.5 W

~81 h

Laptop charging

60 W

65.2 W

~101 h

3 laptops charging

180 W

195.7 W

~33.7 h

Phone charging (per 10 W)

10 W

10.9 W

~662 h

Deep freezer (avg)

100 W

108.7 W

~60.7 h

Fridge (avg)

120 W

130.4 W

~50.6 h

Home theatre / soundbar

60 W

65.2 W

~101 h

Inverter AC (eco/sleep)

450 W

489.1 W

~13.5 h

Inverter AC (small)

600 W

652.2 W

~10.1 h

Inverter AC (1.0 ton avg)

900 W

978.3 W

~6.75 h

Inverter AC (1.5 ton avg)

1200 W

1304.3 W

~5.06 h

Inverter AC (heavy)

1500 W

1630.4 W

~4.05 h

At Full Continuous Output (3,600 W):

You can run high-demand appliances simultaneously:

1.5 HP AC (~1,100–1,300 W)

Refrigerator (inverter) (~150 W)

LED Lighting (~50–100 W)

TV + Wi‑Fi + decoder (~150 W)

Laptop & Phone chargers (~100 W)

Fans or other small appliances

Total load ~1,600–2,000 W. This unit handles it with room to spare and can cover even the startup surge of AC compressor.

🔋 Battery Runtime Estimate:

With 8 kWh usable:

Light load (~1 kW) → ~8 hours

Moderate load (~1.5 kW) → ~5–6 hours

Heavy load (~2 kW) → ~4 hours

So expect 4–8 hours of backup, depending on usage.

♻️ Dual Charging Modes

Solar charging: up to 1,000 W input

PHCN/Grid charging: up to 3,000 W

Allows fast replenishment during the day from both sources .

✔️ Ideal For

Whole-home backup during outages

AC-heavy usage, thanks to robust inverter

Rapid charging via solar and grid

Portable or modular setups—the system comes on wheels (approx. 150 kg)

⚠️ Considerations

 

Battery storage: 8 kWh is substantial but not unlimited—heavy 2 kW loads will drain in ~4 hrs

No built-in solar panels—you’ll need to add up to 1 kW of panels separately

Weight & mobility: at ~150 kg you’ll need a stable platform and possibly wheels for movement.

Technical Specifications:

  • Inverter Output: 3600W continuous (8000W surge) | Pure sine wave

  • Battery: 8000Wh LiFePO4 (48V system) | 6000+ cycles

  • Solar Input: 1000W max | 40-450V MPPT range

  • Grid Charging: 3000W max

  • Backup Time: ~2 hours (full load)

  • Display: LED with system diagnostics

  • Weight: ~150kg (wheels included for mobility)

Certifications & Protection:

  • Safety: Overvoltage/short-circuit/temperature protection

  • Compliance: CE, RoHS, UN38.3

  • Warranty: 5-year limited

Ideal For:

  • Whole-home backup power

  • Commercial energy storage

  • Off-grid cabins/farms

  • Emergency power for businesses

Summary:

This IESS‑3K680N model is a robust all‑in‑one backup solution, perfect if you need:

• Consistent support for ACs, fridge, lights, and electronics

• A clean setup with ease of use and fast charging options

• A UPS-ready device with zero-to-seamless power switching


Product Comments/Reviews

5-Star Review (Business Owner)

⭐️⭐️⭐️⭐️⭐️
“Kept our retail store operational during a blackout – the 3600W inverter handled AC units and freezers without a hiccup!”
— Urban Goods, Verified Buyer

5-Star Review (Off-Grid User)

⭐️⭐️⭐️⭐️⭐️
“Powers our farm’s well pump and tools effortlessly. The <16ms switchover is faster than our old diesel generator.”
— Homestead Living, Verified Buyer

4-Star Review

⭐️⭐️⭐️⭐️
“Heavy (150kg) but the wheels help. Would love Bluetooth monitoring for remote checks.”
— Tech-Savvy User

Expert Quote

*”iTel’s IESS-3K680N redefines commercial-grade solar generators with its unmatched 8000W capacity and industrial LiFePO4 durability.”*
— Renewable Energy Today

Weight 50 kg
Dimensions 100 × 60 × 30 cm
Model Type

IESS-3K680N

MPPT Tracking Efficiency

99.0%

Max. Battery Mode Conversion Efficiency

90.0%

Max. PV Input Power

>5000W

Max. PV Input Voltage

500V

MPPT Voltage Range

40~450V

Start-Up Voltage

60V

Number of MPP Trackers

1

Max. Grid Input Voltage (Absolute Maximum Ratings)

380Vrms

Input Voltage Range

160-280VAC

Grid Over Voltage Protection

Yes

maximum-ac-input-powerbypass-mode-battery-charge

4000W

maximum-ac-input-currentbypass-mode-battery-charge

20A

Nominal Operating Frequency

50Hz/60Hz

Nominal AC Output Power (Inverter mode)

3600W

Max. output apparent power (Inverter mode)

3600VA

Nominal AC Output Voltage(Inverter mode)

230VAC

Total Voltage Harmonic Distortion (Inverter mode)

<3%

Nominal AC Output Current (Inverter mode)

16.4A

Max. Input Current

18A

Nominal AC Frequency

50Hz

Switch Time

<10mS

Surge Power

5400VA (3 seconds)

Overload Capacity

105%~150%, after 3 seconds shutdown 150%~200%,
after 0.2 second shutdown

Battery Type

LiFePO4 (Lithium iron phosphate battery)

Rated Battery Voltage

25.6VDC

Rated Capacity

314Ah

Battery Energy

8.038kWh

Cycle Life

6000

Operating Temperature Range

-10~+60℃, >40℃ Power Derating

Dimensions (L×W×H) mm

907*613*311 mm

Cooling Method

Intelligent fan Cooling

Max. Operating Altitude

4000m,>2000m Power Derating

Feed to Grid

Support

Cool Method

Intelligent Fan Cooling

Noise

<47dB(1m)

Authentication Level

IEC62619/IEC62368/UN38.3

Short Circuit Protection

Yes

Over Temperature Protection

Yes

Surge Protection

DC: Type II, AC: Type III

Battery Fuse

Yes

PV Over Voltage Protection

Yes

Overload Protection

Yes

10 reviews for itel 8000Wh Solar Generator All in One with 3600W Inverter, 8000Wh Lithium Battery IESS-3K680N

  1. Mary

    Very portable solar system, the delivery was fast, been enjoying it I must say, the battery last long. I also bought panels to work during the day, it charges very fast.

  2. Afolabi

    How many panel is needed for this system to run well

    • itelsolar

      This needs a minimum of 4 – 6 panels of 550w, with this the system will recharge in 3:40min – 2:30min. The maximum panel should be 9 of 550w

  3. Paul

    How many warranty does this product have

    • itelsolar

      It has 2 years Replacement warranty and a 5 years repair warranty.

  4. Eyituoyo Nathan

    I have been praying for a brand like itel to make something like this. I personally wrote to Zinox (iTec maker) to make something for me and my clients but they refused. I had to go for Ecoflow which is a more expensive brand. Thank you itel for this innovative product. Hope to purchase the unit soon

  5. brownelvis923

    I have this set up for my business. I have 12 panels of 400w. But, once I put load on it, it stops charging. I am using it for my frozen food business. 2 deep freezers and 3 fridges. What could be the reason. It works normally. But once I put load, the solar panels do not charge the system again

    • itelsolar

      This means the power generated by the panel is not enough to charge the battery and also power the load at the same time, quick fix allow the battery to fully charge than the power from the panel become free energy to use or increase the panel to generate more power

  6. Benjamin

    Just a simple question
    With this unit can I add an extra battery pack say 2.5kwh or 5kwh

    The inverter is enough but on the stretch the battery would be insufficient.

    • itelsolar

      no you can not.

  7. Terwase Anyiman

    do you deliver to Makurdi, and what is the process like

    • itelsolar

      We deliver nationwide
      simply place your order and send payment proof

  8. Adebola Sanni

    Can Additional batteries be connected to this to increase backup time?

    • itelsolar

      No it can not be added
      Thank

    • itelsolar

      No it can not

  9. Paschal .E. Okoye

    Itel please can you make 1kw inverter/ 2KVA battery solar generator

    • itelsolar

      Before the end of the year.
      Thank

    • itelsolar

      expect it before this year end

  10. itelsolar

    Yes

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