MSB MS 300H Hydraulic Breaker (Box Type)

MSB MS 300H (Silent Type) is designed for high performance in noise-sensitive sites. It stands out with 490 kg weight and a sound-insulated body.

Soundproof Housing Application (SHA): Reduces operating noise and makes it suitable for urban use.
Full Protection: Enclosed design protects internal components against impacts.
Strong Infrastructure: Oil Flow Control (OFC) Valve and Accumulator System are standard.

Prices are visible to partners

Product Features and Advantages

MS 300H Box Type contains noise with its specially insulated body. It works compatibly with both crawler excavators and large backhoe loaders in the 5-10 ton class. Thanks to its silent operation, it provides an advantage in urban projects.

✅ Accumulator System: Absorbs pressure fluctuations and increases impact power.
✅ OFC Valve: Automatically balances oil flow to maintain performance.
✅ Soundproof Housing Application (SHA): The fully enclosed body minimizes noise.

✅ Replaceable Bushings: Easy replacement in the field.
✅ Single-Stage Cylinder: Simple design with low maintenance cost.
✅ Optimized Tool Alignment: Long tool life with single wedge system.

Technical Specifications (MS 300H Box Type)

Feature	Unit	Values
Operating Weight (Box Type)	kg	490
Tool Diameter	mm	85
Operating Pressure	bar	110 - 130
Oil Flow	l/min	60 - 85
Impact Rate	bpm	500 - 900
Line Relief Pressure	bar	160 - 180
Accumulator Pressure	bar	60
Hose Connection (Inlet/Outlet)	mm	19 / 19
Suitable Carrier	ton	5 - 10

HYDRAULIC BREAKER SET CONTENT

Hydraulic Breaker
Mounting Bracket
Breaker Tools (1 Chisel, 1 Moil Point)

Hydraulic Connection Hoses
Carrier Connection Pins
Tool Box

MS 300H Superior Features

Feature	Status
Oil Flow Control (OFC) Valve	✔ Available (Standard)
Accumulator System	✔ Available (Standard)
Soundproof Housing Application (SHA)	✔ Available (Standard)
Manual Autogrease System I (Powercell)	✔ Available (Standard)
Autogrease System II (Side Mounted Refiller)	🟠 Optional
Easy Pass Valve (Oil Traffic Control)	✔ Available (Standard)

Weight (Kg) 490

Warranty 🛡️ 1-Year Warranty Assurance This product is covered by a 1-year warranty against material and assembly defects. Note: Consumables and wear parts that require regular replacement during operational use are not included in the warranty coverage. For any questions and detailed information about the warranty procedure, you can contact our expert team at info@hkm.com.tr.

Delivery Information Delivery time is 7 business days. You can contact info@hkm.com.tr for detailed information.