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Autonomous Power Supply
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Generators
Generators 3 – 4 kW
prices
on 22 models
3 – 4 kW
clear
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by date of addition
Rated power (kW)
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Max. welding current (А)
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Engine size (cm³)
more parameters…
Power (hp)
Fuel consumption (50% load) (l/h)
Fuel consumption (100% load) (l/h)
Fuel tank volume (L)
Total number of sockets
Protection level
Noise level (dB)
Sound level (7 m) (dB)
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by rating
MaXpeedingRods MXR3500
compare
MaXpeedingRods MXR3500
inverter
manual start
soundproofing
output 12V
Engine:
petrol, 4-stroke, tank 4 L
Power:
3 kW, maximum 3.5 kW, 230 V
Consumption:
0.89 l/h
Power supply:
sockets 2, output 12V, USB charging port
Additionally:
manual start, soundproof
Dimensions:
510x320x475 mm, 21.5 kg
Photos
14
Prices
1
£
436.99
Amazon.co.uk
Delivery: to United Kingdom
Report
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CHAMPION CPG4000DHY-DF-EU
compare
CHAMPION CPG4000DHY-DF-EU
inverter
electric starter
wheels
fuel gauge
output 12V
Engine:
petrol / gas, 4-stroke, tank 11 L
Power:
3.5 kW, maximum 3.6 kW, 230 V
Consumption:
on gasoline, 3.6 kW - on gas
Power supply:
sockets 2, output 12V
Additionally:
electric starter, wheels
Dimensions:
550x598x601 mm, 39.7 kg
Photos
10
Prices
1
£
999.00
Amazon.co.uk
Delivery: to United Kingdom
Report
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Konner&Sohnen KS 3300i
compare
Konner&Sohnen KS 3300i
inverter
manual start
fuel gauge
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 7 L
Power:
3 kW, maximum 3.3 kW, 230 V
Consumption:
1 l/h, at 50% load
Power supply:
sockets 2, output 12V
Additionally:
manual start, hour metre
Dimensions:
450x380x460 mm, 25.5 kg
Photos
9
Prices
1
£
424.00
Amazon.co.uk
Delivery: to United Kingdom
Report
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CHAMPION 73001i-DF-EU
compare
CHAMPION 73001i-DF-EU
inverter
electric starter
wheels
soundproofing
hour metre
output 12V
Engine:
petrol / gas, 4-stroke, tank 6 L
Power:
3.2 kW, maximum 3.5 kW, 230 V
Consumption:
on gasoline, 3.15 kW – on gas
Power supply:
sockets 2, output 12V, USB charging port
Additionally:
electric starter, wheels, soundproof, hour metre
Dimensions:
461х637х440 mm, 43.4 kg
Photos
21
Prices
1
£
1,500.00
Amazon.co.uk
Delivery: to United Kingdom
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Unicraft PG-I 41 SE HC
compare
Unicraft PG-I 41 SE HC
inverter
electric starter
wheels
fuel gauge
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 12.5 L
Power:
3.6 kW, maximum 4 kW, 230 V
Power supply:
sockets 2, output 12V
Additionally:
electric starter, ATS socket, wheels, hour metre
Dimensions:
533х416х423 mm, 35.5 kg
Photos
7
Prices
1
£
785.04
Amazon.co.uk
Delivery: to United Kingdom
Report
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Automatic Transfer Switch (ATS) for Generators
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Repair & Finishing
MSW MSW-PG-101
compare
MSW MSW-PG-101
inverter
manual start
fuel gauge
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 5 L
Power:
3.5 kW, maximum 3.8 kW, 230 V
Power supply:
sockets 2, output 12V
Additionally:
manual start, hour metre
Dimensions:
480x320x470 mm, 26.8 kg
Photos
5
Prices
1
£
309.00
Expondo.co.uk
Delivery: in United Kingdom
Report
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CHAMPION CPG4000E1-EU
compare
CHAMPION CPG4000E1-EU
electric starter
fuel gauge
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 15 L
Power:
3 kW, maximum 3.5 kW, 230 V
Power supply:
sockets 2, output 12V
Additionally:
electric starter, AVR, hour metre
Dimensions:
610x485x475 mm, 51.5 kg
Photos
16
Prices
1
£
999.00
Amazon.co.uk
Delivery: to United Kingdom
Report
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MaXpeedingRods MXR4500i
compare
MaXpeedingRods MXR4500i
inverter
manual start
fuel gauge
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 7.5 L
Power:
3.2 kW, maximum 3.5 kW, 230 V
Consumption:
2.33 l/h, at 100% load; / 1.07 l/h at 50% load
Power supply:
sockets 2, output 12V
Additionally:
manual start, hour metre
Dimensions:
435x375x455 mm, 26 kg
Photos
20
Prices
1
£
339.99
Amazon.co.uk
Delivery: to United Kingdom
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Clarke IG3500AF
compare
Clarke IG3500AF
inverter
manual start
fuel gauge
output 12V
Engine:
petrol, 4-stroke, tank 13 L
Power:
3.2 kW, maximum 3.4 kW, 230 V
Power supply:
sockets 2, output 12V
Additionally:
manual start
Dimensions:
520x440x470 mm, 35 kg
Photos
5
Prices
1
£
408.92
PowerToolsDirect.com
Delivery: in United Kingdom
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Konner&Sohnen KS 4000iEG S
compare
Konner&Sohnen KS 4000iEG S
inverter
electric starter
wheels
fuel gauge
soundproofing
hour metre
output 12V
Engine:
petrol / gas, 4-stroke, tank 12.5 L
Power:
3.5 kW, maximum 4 kW, 230 V
Consumption:
on gasoline, 3.6 kW - on gas
Power supply:
sockets 2, output 12V, USB charging port
Additionally:
electric starter, wheels, soundproof, hour metre
Dimensions:
630x475x570 mm, 40 kg
Photos
21
Prices
1
£
849.00
Amazon.co.uk
Delivery: to United Kingdom
Report
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Sealey G3500I
compare
Sealey G3500I
inverter
manual start
wheels
fuel gauge
soundproofing
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 8.3 L
Power:
3.2 kW, maximum 3.5 kW, 230 V
Consumption:
0.97 l/h
Power supply:
sockets 2, output 12V, USB charging port
Additionally:
manual start, wheels, soundproof, hour metre
Dimensions:
590x456x511 mm, 44 kg
Photos
10
Prices
5
from
£1,099.38
up to
£1,196.95
Compare prices and buy Sealey G3500I
Zoro.co.uk
(United Kingdom)
→
£1,100.00
Tooled-up.com
→
£1,197.00
PowerToolsDirect.com
(United Kingdom)
→
£1,099.00
Mytoolshed.co.uk
(United Kingdom)
→
£1,197.00
RobertDyas.co.uk
(United Kingdom)
→
£1,123.00
Compare prices
5
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Sealey GI3500
compare
Sealey GI3500
inverter
manual start
fuel gauge
output 12V
Engine:
petrol, 4-stroke, tank 13 L
Power:
3.2 kW, maximum 3.5 kW, 230 V
Consumption:
1.63 l/h
Power supply:
sockets 2, output 12V
Additionally:
manual start
Dimensions:
440х520х470 mm, 35.5 kg
Photos
4
Prices
8
from
£556.06
up to
£598.95
Compare prices and buy Sealey GI3500
Tooled-up.com
→
£599.00
ExpressTools.co.uk
(United Kingdom)
→
£557.00
PowerToolsDirect.com
(United Kingdom)
→
£556.00
Mytoolshed.co.uk
(United Kingdom)
→
£599.00
RobertDyas.co.uk
(United Kingdom)
→
£563.00
Compare prices
5
→
All articles about generators
04.2025
Rating generators (april)
How to choose a backup power generator
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Autonomous power supply: what are portable charging stations?
Draper 98683
compare
Draper 98683
inverter
manual start
wheels
fuel gauge
Engine:
petrol, 4-stroke, tank 5 L
Power:
3.8 kW, maximum 4 kW, 230 V
Power supply:
sockets 2, USB charging port
Additionally:
manual start, wheels
Dimensions:
500x350x485 mm, 28.5 kg
Photos
3
Prices
6
from
£437.62
up to
£471.95
Compare prices and buy Draper 98683
Tooled-up.com
→
£472.00
PowerToolsDirect.com
(United Kingdom)
→
£438.00
Mytoolshed.co.uk
(United Kingdom)
→
£472.00
Compare prices
3
→
JCB JCB-G3600P
compare
JCB JCB-G3600P
manual start
wheels
fuel gauge
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 15 L
Power:
3.2 kW, maximum 3.6 kW
Consumption:
1.15 l/h
Power supply:
sockets 2, output 12V
Additionally:
manual start, AVR, wheels, hour metre
Dimensions:
610x595x545 mm, 51 kg
Videos
3
Photos
11
Prices
2
3.2 kW
maximum3.6 kW
manual
7.5 kW
maximum7.9 kW
from
£469.99
Compare prices and buy JCB JCB-G3600P
Jcb-tools.co.uk
(United Kingdom)
→
£470.00
The Power Site
(United Kingdom)
→
£470.00
Compare prices
2
→
Heron 8896140
compare
Heron 8896140
manual start
wheels
fuel gauge
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 18 L
Power:
3 kW, maximum 3.5 kW, 230 V
Power supply:
sockets 2, output 12V
Additionally:
manual start, AVR, wheels, hour metre
Dimensions:
750x580x490 mm, 48 kg
Photos
10
Prices
1
£
903.89
Amazon.co.uk
Delivery: to United Kingdom
Report
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Kompak K4000S
compare
Kompak K4000S
manual start
wheels
fuel gauge
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 15 L
Power:
3 kW, maximum 3.3 kW, 230 V
Consumption:
1.07 l/h
Power supply:
sockets 2, output 12V
Additionally:
manual start, AVR, wheels, hour metre
Dimensions:
715 х 507 х 470 mm, 50 kg
Photos
5
Prices
1
£
407.49
BricoINN
Delivery: in United Kingdom
Report
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A-iPower SC3250i
compare
A-iPower SC3250i
inverter
manual start
fuel gauge
soundproofing
hour metre
Engine:
petrol, 4-stroke, tank 6 L
Power:
3 kW, maximum 3.25 kW, 230 V
Consumption:
1.1 l/h
Power supply:
sockets 2, USB charging port
Additionally:
manual start, soundproof, hour metre
Dimensions:
560х365х495 mm, 27 kg
Photos
5
Prices
1
£
429.99
The Power Site
Delivery: in United Kingdom
Report
Buy!
A-iPower SC4000iE-O
compare
A-iPower SC4000iE-O
inverter
electric starter
remote control
wheels
fuel gauge
soundproofing
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 10 L
Power:
3.5 kW, maximum 3.8 kW, 230 V
Consumption:
1.18 l/h, at 50% load
Power supply:
sockets 2, output 12V, USB charging port
Additionally:
electric starter, wheels, soundproof, hour metre
Dimensions:
660x570x610 mm, 52 kg
Photos
5
Prices
1
£
687.60
The Power Site
Delivery: in United Kingdom
Report
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Hyundai HY4500SEi
compare
Hyundai HY4500SEi
Inverter
inverter
electric starter
remote control
wheels
fuel gauge
soundproofing
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 9 L
Power:
3.8 kW, maximum 4 kW, 230 V
Power supply:
sockets 2, output 12V
Additionally:
electric starter, wheels, soundproof, hour metre
Dimensions:
605x447x487 mm, 50 kg
Photos
21
Prices
5
from
£509.99
up to
£849.99
Compare prices and buy Hyundai HY4500SEi
The Power Site
(United Kingdom)
→
£680.00
The Power Site
(United Kingdom)
→
£510.00
The Power Site
(United Kingdom)
→
£722.00
The Power Site
(United Kingdom)
→
£765.00
The Power Site
(United Kingdom)
→
£850.00
Compare prices
5
→
Black&Decker BXGNI4000E
compare
Black&Decker BXGNI4000E
inverter
electric starter
remote control
wheels
fuel gauge
soundproofing
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 8.8 L
Power:
3.5 kW, maximum 3.9 kW, 230 V
Power supply:
sockets 2, output 12V, USB charging port
Additionally:
electric starter, ATS socket, wheels, soundproof, hour metre
Dimensions:
675х480х560 mm, 42 kg
Photos
12
Prices
1
£
828.99
BricoINN
Delivery: in United Kingdom
Report
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ENDRESS ESE 3000i
compare
ENDRESS ESE 3000i
inverter
electric starter
wheels
soundproofing
hour metre
output 12V
Engine:
petrol, 4-stroke, tank 6.8 L
Power:
3 kW, maximum 3.3 kW, 230 V
Consumption:
1.36 l/h
Power supply:
sockets 1, output 12V, USB charging port
Additionally:
electric starter, wheels, soundproof, hour metre
Dimensions:
588x442x452 mm, 41 kg
Photos
7
Prices
1
£
1,938.93
Amazon.co.uk
Delivery: to United Kingdom
Report
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Daewoo GDA 4600i Expert
compare
Daewoo GDA 4600i Expert
Expert
inverter
manual start
fuel gauge
output 12V
Engine:
petrol, 4-stroke, tank 15 L
Power:
3.2 kW, maximum 3.5 kW, 230 V
Consumption:
1.25 l/h, at 50% load
Power supply:
sockets 2, output 12V
Additionally:
manual start
Dimensions:
31 kg
Photos
7
Prices
1
£
1,066.46
Joom UK
Delivery: to United Kingdom
Report
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Series
Fuel
petrol
petrol / gas
diesel
gas
Output voltage
230 V
400 V
230 and 400 V
120 and 230 V
Rated power
< 1 kW
1 – 2 kW
2 – 3 kW
3 – 4 kW
4 – 5 kW
5 – 6 kW
6 – 8 kW
8 – 10 kW
10 – 15 kW
15 – 20 kW
20 – 50 kW
50 – 100 kW
> 100 kW
Number of sockets 230 / 400 V
1 socket
2 sockets
3 sockets
≥ 4 sockets
Output
16 A (230 V)
32 A (230 V)
16 and 32 A (230 V)
16 А (400 V)
32 A (400 V)
16 and 32 A (400 V)
Alternator type
synchronous
inverter
Features
electric starter
manual start
autostart (ATS)
ATS socket
automatic voltage regulator
smartphone control
liquid cooling
2-stroke ICE
4-stroke ICE
proprietary engine
welder generator
parallel connection
remote start
More features
copper wire alternator
transportation wheels
fuel gauge
sound insulation cover
display
hour metre
voltmeter
12V output
USB charging port
Noise level
≤ 70 dB
71 – 80 dB
81 – 90 dB
91 – 95 dB
96 – 100 dB
> 100 dB
roll up
more
Fuel tank
≤ 5 L
5.1 – 10 L
10.1 – 15 L
15.1 – 25 L
25.1 – 50 L
> 50 L
none
Fuel consumption (75% load)
< 1 L
1 – 1.4 L
1.5 – 1.9 L
2 – 2.4 L
2.5 – 2.9 L
≥ 3 L
Fuel consumption (75% load)
Fuel consumption (100% load)
Weight
≤ 20 kg
21 – 30 kg
31 – 40 kg
41 – 50 kg
51 – 60 kg
61 – 70 kg
71 – 80 kg
81 – 90 kg
91 – 100 kg
101 – 125 kg
126 – 150 kg
151 – 200 kg
> 200 kg
Clear parameters
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Black&Decker
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Draper
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Loncin
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Scheppach
Sealey
Zipper
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