Enstruc open-type hydraulic breakers are built for excavators that demand powerful impact energy, easy maintenance, and proven reliability on construction sites. Featuring a robust and straightforward design, these breakers deliver consistent performance in tough applications such as concrete demolition, rock breaking, trenching, and general excavation.
Our excavator hydraulic breakers are designed for construction-class machines up to 50 tonnes. The open-frame design ensures excellent cooling, simplified servicing, and lower overall operating costs. Each unit is supplied complete with mounting, chisel tool, hydraulic hose set, and a gas charging kit, ready to install and work across a wide range of carriers and tasks.
| Part Number | Machine Class | Tool Diameter | Operating Pressure | Setting Pressure | Impact Rate | Oil Flow Rate | Weight | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Part NumberEHBT120 | Machine Class28660 - 39683 lbs | 13 - 18 tonne | Tool Diameter4.7 '' | 120 mm | Operating Pressure2175 - 2465 psi | 150 - 170 bar | Setting Pressure3045 psi | 210 bar | Impact Rate400 - 900 bpm | Oil Flow Rate23.7 - 31.7 g/min | 90 - 120 l/min | Weight3086 lbs | 1400 kg |
| Part NumberEHBT135 | Machine Class39683 - 57320 lbs | 18 - 26 tonne | Tool Diameter5.3 '' | 135 mm | Operating Pressure2320 - 2610 psi | 160 - 180 bar | Setting Pressure3045 psi | 210 bar | Impact Rate400 - 800 bpm | Oil Flow Rate34.3 - 39.6 g/min | 130 - 150 l/min | Weight3946 lbs | 1790 kg |
| Part NumberEHBT150 | Machine Class61729 - 77161 lbs | 28 - 35 tonne | Tool Diameter5.9 '' | 150 mm | Operating Pressure2320 - 2610 psi | 160 - 180 bar | Setting Pressure3045 psi | 210 bar | Impact Rate400 - 800 bpm | Oil Flow Rate39.6 - 50.2 g/min | 150 - 190 l/min | Weight5401 lbs | 2450 kg |
| Part NumberEHBT160 | Machine Class72752 - 99208 lbs | 33 - 45 tonne | Tool Diameter6.3 '' | 160 mm | Operating Pressure2465 - 2755 psi | 170 - 190 bar | Setting Pressure3265 psi | 225 bar | Impact Rate300 - 600 bpm | Oil Flow Rate50.2 - 66 g/min | 190 - 250 l/min | Weight7231 lbs | 3280 kg |
An open-type breaker features an exposed body design that improves cooling and eases maintenance access. These units are known for durability and cost efficiency in heavy construction use.
These hydraulic breakers are built for 13–50 tonne excavators, including models from:
Caterpillar: 313 – 349
Komatsu: PC130 – PC490
Hitachi: ZX130 – ZX490
Volvo: EC140 – EC480
Develon / Doosan, Hyundai, JCB, Case – up to 50t
For smaller machines, see our Compact Excavator Hydraulic Breakers
For low-noise operation, view Silenced Breakers for Excavators
Each Enstruc hydraulic breaker includes:
Pin-on or quick hitch connection
Flat or moil chisel tool
Hydraulic hose set
Gas charging kit
Operator and maintenance manual
Open-type breakers are lighter, simpler, and easier to maintain. Box-type (silenced) breakers offer noise and vibration reduction for urban or sensitive sites.
Yes. Enstruc delivers excavator hydraulic breakers worldwide, with full technical and logistical support for contractors, rebuilders, and equipment dealers.
