TECHNICAL DATA EM4250, EM4251

 

 

 

 

 

EM4251/EM4251CA

 

EM4250/EM4250CA

 

 

Model

 

 

 

 

 

 

 

 

Loop handle

 

 

U handle

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Dimensions : length x width x height (without cutting blade)

mm

1760x330x265

 

 

1760x600x405

 

 

 

 

 

 

 

 

Mass (without plastic guard and cutting blade)

kg

5.2

 

 

5.4

 

 

 

 

 

 

 

 

 

Volume (fuel tank)

 

 

L

 

 

0.5

 

 

 

 

 

 

 

 

Volume (oil tank)

 

 

L

 

 

0.08

 

 

 

 

 

 

 

 

Engine displacement

 

 

cc

 

 

24.5

 

 

 

 

 

 

 

Maximum engine performance

 

 

HP

 

0.885 at 7000 /min

 

 

 

 

 

 

 

Engine speed at recommended max. spindle speed

/min

 

 

8500

 

 

 

 

 

 

 

Maximum spindle speed (corresponding)

/min

 

 

6500

 

 

 

 

 

 

 

 

Maximum fuel consumption

 

 

kg/h

 

 

0.33

 

 

 

 

 

 

 

Maximum specific fuel consumption

g/HPh

 

 

304

 

 

 

 

 

 

 

 

Idling speed

 

 

/min

 

 

3000

 

 

 

 

 

 

 

 

Clutch engagement speed

 

 

/min

 

 

3750

 

 

 

 

 

 

 

Carburetor

 

 

type

 

WALBRO WYL

 

 

 

 

 

 

 

Ignition system

 

 

type

 

Solid state ignition

 

 

 

 

 

 

 

Spark plug

 

 

type

 

NGK CMR6A

 

 

 

 

 

 

 

 

Electrode gap

 

 

mm

 

 

0.7 - 0.8

 

 

 

 

 

 

 

 

 

 

 

Idling

m/s2

2.59

 

 

4.72

 

Right handle

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Rear grip)

 

Racing or W.O.T

2

6.27

 

 

4.7

Vibration per

 

 

m/s

 

 

 

 

 

 

 

 

 

 

ISO 79161)

 

 

Idling

2

3.26

 

 

3.83

 

Left handle

 

m/s

 

 

 

 

 

 

 

 

 

 

 

(Front grip)

 

Racing or W.O.T

m/s2

7.24

 

 

7.56

 

 

 

 

 

 

 

 

 

 

 

 

 

Sound pressure level average to ISO 79171)

dB

87.7

 

 

87.7

 

 

 

 

 

 

Sound power level average to ISO 108841)

dB

97.7

 

 

97.7

 

 

 

 

 

 

Fuel

 

 

 

Automobile gasoline

 

 

 

 

 

 

Engine Oil

 

 

 

SAE 10W-30 oil of API Ciassification,

 

 

 

Class SF or higher (4-stroke engine for automobile)

 

 

 

 

 

 

 

 

 

 

 

 

Gear ratio

 

 

 

 

 

14/19

 

 

 

 

 

 

 

 

 

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Makita EM5250CA instruction manual Technical Data EM4250, EM4251, EM4251/EM4251CA EM4250/EM4250CA Model

EM5250CA, EM4250 specifications

The Makita EM4251CA and EM4250CA models are the latest additions to Makita's robust range of outdoor power equipment, specifically designed for professional landscapers and gardening enthusiasts. These brushcutters are known for their powerful performance, ease of use, and advanced technologies that enhance efficiency and durability.

The Makita EM4251CA features a displacement of 25.4cc, while the EM4250CA is slightly larger, with a 30.5cc engine. Both models are equipped with a high-performance 2-stroke engine that delivers impressive power and torque for tackling thick grass, weeds, and underbrush. The engines are designed for low emissions and fuel consumption, contributing to environmentally friendly operation while maintaining compliance with the latest regulatory standards.

One of the standout features of these brushcutters is the Easy Start System, which significantly reduces the effort required to start the engine. This system incorporates a spring-assisted starter that provides a smooth and reliable start every time. Additionally, the models offer a semi-automatic choke system that adjusts fuel flow for optimal performance in varying conditions.

For user comfort, the EM4251CA and EM4250CA are designed ergonomically, with a lightweight construction that enhances maneuverability without compromising strength. The adjustable bike handle provides solid control during operation, minimizing user fatigue during lengthy tasks. Both models also feature anti-vibration technology that reduces vibrations transmitted to the user, ensuring a more comfortable experience.

A robust and durable design is another hallmark of Makita's brushcutters. The fuel tank is constructed from high-quality materials to resist impacts and environmental factors, while the shaft is reinforced to withstand rigorous use. The inclusion of a reinforced cutter head allows for versatile cutting options, accommodating both trimmer line and metal blades for various applications.

For added convenience, these models are equipped with a soft grip handle that provides comfort during extended use, alongside a quick-release harness that allows for swift transitions between tasks. Overall, the Makita EM4251CA and EM4250CA brushcutters represent a blend of power, efficiency, and user-oriented design, making them ideal tools for anyone serious about maintaining their outdoor spaces.

With their mix of advanced technology and practical features, the EM4251 and EM4250 models ensure that users can tackle tough landscaping jobs with confidence and ease, making them invaluable assets for both professionals and hobbyists alike.