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Originally Posted On: https://rocxbreaker.com/blog/what-size-hydraulic-hammer-is-right-for-my-excavator/
Choosing the correct hydraulic hammer size keeps your excavator and operator safe, efficient, and productive. Be sure to match the hammer attachment to your machine’s weight, hydraulic flow, and job application for the best results.
When you’re breaking rock, concrete, or hard ground, a successful job depends on the hammer you use. Selecting the right hydraulic hammer ensures peak performance, protects your machine, and helps you get the job done faster.
At Rocxbreaker, we build high-performance hydraulic hammers built for strength, power, and durability. Whether you’re trenching for utilities, processing recycled materials, doing foundation work, or tackling demolition projects, choosing the correct breaker size can make all the difference.
Why Does Hammer Attachment Size Matter?
Your excavator and hammer must work together for optimum performance:
- A hammer that’s sized too small won’t deliver enough impact energy and may be damaged due to incorrect hydraulic pressure and flow.
- A hammer that’s sized too large can shock load or compromise your excavator boom, hydraulic system, or main frame, and therefore cause severe damage.
The right match gives you:
- Higher productivity
- Reduced wear and tear
- Longer equipment life
What Should You Consider Before Choosing?
When selecting a hydraulic hammer, review these key factors:
- Carrier weight class: Match the hammer to your excavator’s operating weight.
- Hydraulic flow and pressure: Ensure your excavator’s hydraulic system supports the hammer’s requirements.
- Application type: Different materials need different impact energy levels.
- Tool diameter: Larger tools are better suited for handling heavier jobs and harder materials.
Selecting the right hydraulic hammer helps you work faster, safer, and more efficiently. It also protects your investment by reducing wear on your host machine.
Explore the table below to compare Rocxbreaker Hydraulic Hammer Attachments and find the best fit for your machine.
| Model | Carrier size | Impact Energy | Ideal Applications | Suitable for following machines |
| 250IP RocxBreaker Hydraulic Hammer Attachment | 0.6 – 2.0 ton | 150 ft-lbs | Light concrete breaking, trenching, confined-space demolition. | SV08 Yanmar, KX008 Kubota, Wacker Neuson 803 |
| 350IP RocxBreaker Hydraulic Hammer Attachment | 1.0 – 3.0 ton | 214 ft‑lb | Sidewalk, curb, and landscaping removal. | VIO17 Yanmar, E20 Bobcat, Kubota U17, Cat 301, mini skid steer loaders such as MT100 Bobcat, SM100 Wacker Neuson, Toro Dingo |
| 450IP RocxBreaker Hydraulic Hammer Attachment | 2.5 – 4.5 ton | 236 ft-lbs | Concrete and asphalt demolition, general excavation. | VIO25/VIO35/SV40, E35/E42 Bobcat, KX040 Kubota, Cat 303/304 |
| 450PSL RocxBreaker Hydraulic Hammer Attachment | 2.5 – 4.5 ton | 236 ft-lbs | Light to mid-duty construction and demo tasks. | All Skid steer loaders – such as Bobcat T76/S76/T650, Cat 262D, Yanmar TL80, Kubota SVL75 |
| 750IP RocxBreaker Hydraulic Hammer Attachment | 4 – 8 ton | 1,069 ft-lbs | General construction | VIO50/VIO55 Yanmar, E42/E50 Bobcat, KX057 Kubota, Cat 305 |
| 750IPH RocxBreaker Post Pounder | 4 – 8 ton | 1,069 ft-lbs | Agriculture, orchards, fencing | VIO50/VIO55 Yanmar, E50/E60 Bobcat, KX057 Kubota, Cat 305 |
| 950IP RocxBreaker Hydraulic Hammer Attachment | 8 – 12 ton | 1,549 ft-lbs | Concrete removal, rock splitting, foundation work | VIO80/SV100 Yanmar, E88 Bobcat, KX080 Kubota, Cat 308 |
| 950IPH RocxBreaker Post Pounder | 8-10 ton | 1549 ft-lbs | Agriculture, orchards, fencing | VIO80/SV100 Yanmar, E88 Bobcat, KX080 Kubota, Cat 308 |
| 1850IPS RocxBreaker Hydraulic Hammer Attachment | 11 – 16 ton | 3,098 ft-lbs | Rock excavation, pipeline trenching, structural demolition. | 313/315/317 Cat, Link Belt 145, John Deere 135, Volvo ECR145 |
| 2650IPS RocxBreaker Hydraulic Hammer Attachment | 16 – 26 ton | 5,000 ft-lbs | Quarry work, road building, industrial demo. | 320/323/325 Cat, 210/250 Link belt, John Deere 210/250, Volvo EC220 |
| 3050IPS RocxBreaker Hydraulic Hammer Attachment | 25 – 32 ton | 3,098 ft-lbs | Bridge decks, thick concrete, rock excavation. | 320/323/325 Cat, 210/250 Link belt, John Deere 210/250, Volvo EC220 |
| 4050IPS RocxBreaker Hydraulic Hammer Attachment | 32 – 36 ton | 7,966 ft-lbs | Quarry, mining, and deep foundation work. | 330/335/336 Cat, 345/350 John Deere, ECR355 Volvo, Komatsu PC360 |
| 4650IPS RocxBreaker Hydraulic Hammer Attachment | 40 – 48 ton | 8,851 ft-lbs | Mining, deep excavation, industrial demolition. | 349 Cat, 470 John Deere, Komatsu PC490 |
