| Impact Energy Class | 2950 ft-lb 4000 J |
| Blows per Minute | 400-800 400-800 |
| Maximum Operating Weight | 3927 lb 1785 kg |
| Minimum Operating Weight | 3859 lb 1754 kg |
| Maximum Carrier Weight | 55115 lb 25 t |
| Minimum Carrier Weight | 39683 lb 18 t |
| Tool Shaft Diameter | 5.31 in 135 mm |
| Maximum Operating Pressure | 2610 psi 18000 kPa |
| Minimum Operating Pressure | 2320 psi 16000 kPa |
| Rated Flow - Maximum | 40 gal/min 151 l/min |
| Rated Flow - Minimum | 33 gal/min 125 l/min |
My Account
Sign In
Welcome! Sign In to personalize your Cat.com experience
If you already have an existing account with another Cat App, you can use the same account to sign in here
Register Now
One Account. All of Cat.
Your Caterpillar account is the single account you use to log in to select services and applications we offer. Shop for parts and machines online, manage your fleet, go mobile, and more.
Welcome Back!
My Account Dashboard
Account Information
Site Settings
Security
GC Hammers H120 GC S
Request A Price Find DealerKey Specs
- Impact Energy Class
- 2950 ft-lb
- 4000 J
- Blows per Minute
- 400-800
- 400-800
- Maximum Operating Weight
- 3927 lb
- 1785 kg
Overview
Cat® Hammers make short work of your demolition, construction, and quarry needs. Combine the simple, lightweight design of the GC S Hammer series with the reliability, durability, and value you expect from Cat products. The result is a low cost per hour solution providing the consistent power and performance you need.
Features At A Glance
Reliable and Durable Design
- Go where the job takes you. The Cat® Dealer Network is there to help when you need it.
- Rely on Caterpillar for complete system support. Receive parts, service, and technical assistance for your machine, hammer, and hydraulics from a single source.
Easy to Maintain
- Cat® Hammers use up to 25 percent less fuel and are up to 27 percent more efficient.
- The standard silencing feature, indicated by the 'S' in the nomenclature, protects your operator and everyone near the jobsite.
- It also allows you to work on jobsites where noise is regulated.
- The power cell is protected by the fully enclosed housing.
- The housing also prevents dust and debris from entering the bushing.
- Enjoy fast service times and lower owning and operating costs with the simplified design.
- Choose between top and side mount options to match your application.
- Achieve consistent power and production over time with the gas fired design.
- Cat Hammers are designed to work with our machines as a total solution and provide seamless hydraulic connectivity for maximum performance.
- The buffering system reduces vibration to the machine, improves noise suppression, and improved hammer durability.
Easy to Operate
- Protect against blank firing with automatic shut off.
- This feature helps prevent damage to your machine and premature damage to your hammer by detecting when the hammer is not in contact with material.
- Operator feel, and control is improved with an interlocking quad wear system which guides and supports the front head.
- Select between high blow frequency and maximum power to get the performance you need to suit your application.
- Easily adjust the piston stroke between long and short stroke positions to match application requirements.
You Are Supported
- Achieve up to 18 percent lower maintenance costs with Cat® Hammers.
- Easy and quick access to maintenance areas ensures the hammer always operates at its peak.
- Spend more time working and less time on service.
- Greasing can be performed quickly from one standing-height grease point.
- Service the lower bushing in the field using simple hand tools.
- Verify the gas charge of the hammer without removing it from your machine.
- With the standard auto-lube system, your hammer is greased while it runs - saving you time and protecting your investment.
Product Specifications for H120 GC S
See how H120 GC S compares against frequently compared products.
Hammers
H120 GC S
Selected
- Impact Energy Class
- 2950 ft-lb
- 4000 J
- Blows per Minute
- 400-800
- 400-800
- Maximum Operating Weight
- 3927 lb
- 1785 kg
Hammers
H115 GC S
- Impact Energy Class
- 2212 ft-lb
- 3000 J
- Blows per Minute
- 450-800
- 450-800
- Maximum Operating Weight
- 2928.2 lb
- 1331 kg
Hammers
H130 GC
- Impact Energy Class
- 4425 ft-lb
- 6000 J
- Blows per Minute
- 350-700
- 350-700
- Maximum Operating Weight
- 5244.8 lb
- 2384 kg
assignment Product Brochures and More Are Ready to Download!
Caterpillar product brochures and other informational documents are available for your growing business.
Media Gallery
Photos
Videos
H120GCs Hammer
Cat GC and GC S Hammers | Hammers at Work
Cat Hammers | Silenced vs. Non-silenced
Cat Hammers | Bad Operating Techniques, Costly Repairs
Cat Hammers | Bigger Hammers Aren't Always Better
Cat Hammers | Choosing the Right Hammer Tool
Cat Hammers | Greasing Keeps Your Hammer Healthy
Cat Hammers | Operating Tips
Cat Hammers | Proper Hammer Storage
Cat Hammers | Protecting Your Investment
Take the interactive virtual product tour to explore the great features and benefits of the H120 GC S
Start H120 GC S Tour
close
Related Products
Maximize your equipment investment with Cat related products
Excavators
Material Handlers
Compatible Technology and Services
Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.
Equipment Management
-
Cat PL161 Attachment Tracker
The Cat PL161 Attachment Tracker is the most advanced OEM integrated solution for attachment tracking. The PL161 mounts easily to your attachments or anything else you want to track.
1
-
8
of
9 Items
items
The Cat PL161 Attachment Tracker is the most advanced OEM integrated solution for attachment tracking. The PL161 mounts easily to your attachments or anything else you want to track.