Haier Thermocool

Haier Thermocool 4000ES 3.75kVA Petrol Generator (Key Start)

Name: Haier Thermocool 4000ES 3.75kVA Petrol Generator (Key Start)
Brand: Haier Thermocool
SKU: GH-00050
Price: 461500 NGN
Availability: InStock

3.75 kVA3 kWPetrolKey startPortable12-month warranty

A 3.75kVA (3.0kW) single-phase petrol generator with electric start, suited for homes and small shops that need reliable backup during NEPA/PHCN outages.

₦461,500

Pay with USDT/USDC and save 10%: ≈ ₦415,350

In stock — ready to shipSKU GH-00050

Delivery toYour state

1–2 working days · we call before the driver sets out

Ask on WhatsApp

12-month warrantyRepair or replacement, plus service and genuine parts.
Brand-new, original boxStarted and tested with you on delivery.
First order? WELCOME5 −5%Stacks with the 10% crypto discount.

Overview

The Haier Thermocool 4000ES is a portable petrol generator with electric start designed to keep essential loads running when grid power fails. It delivers 3.75kVA (3.0kW) single-phase output and runs on petrol.

With a multi-hour runtime and a compact footprint, it suits home use, small offices, shops or light site work where you need to power fridges, lights, fans, TVs, laptops and small tools.

Key features

Rated power 3.75kVA (3.0kW) suitable for essential household and small-business loads
Electric start for easier, faster starting
Long run capability — listed continuous running times at full and half load
Designed for single-phase 230V, 50Hz supply common in Nigerian homes
Noise level specified to help assess neighbour and site impact

What can it power?

Typical load estimate for 3 kW rated output, keeping a 20% safety margin (≈ 2,500 W usable). Motors (fridges, ACs, pumps) need extra power for a few seconds at start-up — that is already counted.

Appliance	Typical watts	This generator
LED bulbs	10 W	40+
Ceiling fans	75 W	Up to 32
TV (32–43")	70 W	Up to 35
Decoder / DStv	25 W	40+
Laptops	65 W	Up to 38
Fridge	150 W (×3 at start)	Up to 14
Chest freezer	200 W (×3 at start)	Up to 10
Air conditioner 1 HP	900 W (×3 at start)	Too big for this unit
Air conditioner 1.5 HP	1,300 W (×3 at start)	Too big for this unit
Air conditioner 2 HP	1,800 W (×3 at start)	Too big for this unit
Pumping machine 1 HP	750 W (×3 at start)	Up to 1
Microwave	1,000 W	Up to 2
Electric iron	1,000 W	Up to 2
Hair dryer (hood)	1,200 W	Up to 2

A typical mix it can run together: 8 × LED bulbs, 3 × Ceiling fans, TV, Decoder, Fridge, Chest freezer.

Typical load estimate only — real consumption depends on your appliances. Numbers in the table are “one type at a time”. Check your exact list with the power calculator or send it to us on WhatsApp.

Specifications

Brand	Haier Thermocool
Model	4000ES
Rated power	3.75 kVA / 3 kW
Fuel	Petrol
Starting	Key start
Type	Portable
Warranty	12 months
SKU	GH-00050
Voltage	230 V
Frequency	50 Hz
Fuel Type	Petrol
Max Power	4.13 kVA
Battery Type	BS.7Ah
Start Method	Electric
Noise Level (7m)	72 dB(A)
Power Output (Max)	3.30 kW
Full Load Continuous Running Time	8.2 Hours
Half Load Continuous Running Time	12.7 Hours

What's in the box

Generator unit
User manual

Delivery & installation

We confirm your order

A Steady Power agent calls or WhatsApps you to confirm the model, address and delivery day.

Delivery to your door

Lagos 1–2 working days, Abuja & Port Harcourt 2–4, other states 3–7. Large sets come by truck with offloading.

Unboxing & test run

We unbox with you, add oil and fuel and start the generator so you see it working before you sign.

Installation & ATS on request

Our engineers can install it and fit an automatic changeover (ATS). The price is agreed before any work.

Warranty & service

12 months cover

From the delivery date, against manufacturing defects in the engine, alternator, AVR, control panel and starter.

How to claim

Send your order number and a short video on WhatsApp. We diagnose, then repair or replace — and keep you updated.

Service & parts

Oil changes, servicing and genuine spare parts in Lagos, Abuja and Port Harcourt, during and after the warranty.

Not covered: wear parts (plugs, filters, oil), wrong fuel, running without oil, overloading, water or physical damage. Full warranty terms

Payment options

Bank transfer

Order online, see our company account on your order page, transfer from your bank app and tap “I've paid”.

USDT / USDC — 10% off

Pay on a secure crypto payment page and save 10%. Price with crypto: ≈ ₦415,350.

WELCOME5 −5%

On your first order. Stacks with the crypto discount.

Questions about this generator

What can the 4000ES power?

At 3 kW rated output, with a 20% safety margin, it can typically run: 8 × LED bulbs, 3 × Ceiling fans, TV, Decoder, Fridge, Chest freezer at the same time. This is an estimate — send us your list on WhatsApp or use the power calculator to check your exact load.

Does it run on petrol?

Yes — regular PMS (petrol) from any filling station. Always use clean fuel and fresh engine oil; we explain the oil type and running-in on delivery.

How do I start it?

With the key — electric start, no pull cord. The starter battery should be charged; the generator keeps it topped up while running.

Is it loud?

Open-frame portable generators are noticeably louder than soundproof sets. Place it outdoors, at least 5 metres from doors and windows, never inside the house or a closed garage.

Is it brand-new and genuine?

Yes. Every Haier Thermocool unit we sell is new, in the original manufacturer's box, with its manual and accessories.

What does the warranty cover?

12 months from delivery against manufacturing defects — engine, alternator, AVR, control panel and starter. We repair or replace. See Warranty & service.

How fast can you deliver?

Usually 1–2 working days in Lagos and 2–4 working days to Abuja and Port Harcourt; other states on request. We call or WhatsApp you before the driver sets out.

Can I pay with crypto?

Yes — in USDT or USDC, and you save 10%. Choose “Crypto” at checkout and pay on a secure crypto payment page. Bank transfer is the other option.

Where do I service it?

Talk to us on WhatsApp — we arrange servicing and genuine spare parts in Lagos, Abuja and Port Harcourt, during and after the warranty.