Honda ET4500

Honda ET4500The Honda ET4500 is three-phase AC 115V/230V portable generator with 4.5 kVA of maximum power and 3.6 kVA of rated power and 60 Hz of rated frequency.

The Honda ET4500 generator uses a single-cylinder Honda G400 K1 gasoline engine (406 cc; 24.8 The engine has a side-valve (L-head) design and camshaft driven by a single row chain driven by the crankshaft. The G400 uses a horizontal carburetor with a butterfly valve and CDI ignition system. The cylinder bore and the piston stroke are 86.0 mm (3.4 in) and 70.0 mm (2.8 in), respectively. The compression ratio rating is 6.5:1.

The G400 produced 10.0 HP (7.45 kW) at 3600 rpm of maximum horsepower and torque was 22.5 Nm (2.3 kg·m) at 3600 rpm.

General information

Generator Specifications
ModelHonda ET4500
Dimensions (L x W x H):715 x 504 x 693 mm (28.2 x 19.8 x 27.3 in)
Dry weight (without tines)103.0 kg (227 lbs)
AC Rated voltage:115V/230V
AC Rated output:3.6 KVA (3,600 watts), 4.3A/9.0A
AC Maximum output:4.5 KVA (4,500 watts)
AC Cycles:60 Hz
Fuel tank capacity17 liters (4.5 US gal, 3.7 Imp. gal)
Engine modelHonda G400
Displacement406 cm3 (24.8 cu-in)
Bore x stroke86.0 x 70.0 mm (3.39 x 2.76 in)
Max. horsepower10.0 HP (7.45 kW) at 3600 rpm
Max. torque22.5 Nm (2.3 kg·m) at 3600 rpm
CarburetorHorizontal type, butterfly valve
Cooling systemForced-air
Ignition systemCDI
Lubricating systemSplash
Starting systemElectric starter
Stoping systemIgnition primary circuit ground
Fuel usedUnleaded gasoline (octane number 86 or higher)

Maintenance data

Idle speed1,400 ± 150 rpm
Cylinder compression5.3 kg/cm2 (75 psi)
Adjust timing ignition
Ignition timingThe CDI type does not require adjustment
Adjust valve clearance
Intake valve0.05-0.11 mm (0.0020-0.0043 in)
Exhaust valve0.09-0.15 mm (0.0035-0.0059 in)
Oil system
Oil typeHonda 4-stroke “SE”
Recommended oil10W-40
Oil capacity1.2 L (2.54 US pt.)
Main jet#102
Float height8.6 mm (0.34 in)
Ignition system
Spark plugNGK: BPR4HS-10, ND: W14FPR-UL10
Spark plug gap0.9-0.10 mm (0.035-0.039 in)
Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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We try to use official documentation and verify the published data, but errors may occur. In addition, specifications of machinery and equipment may vary depending on markets and modifications. We do not recommend the use of this data for spare parts or repairs. Use official service manuals or parts catalogs for your product.

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