Construction Attachments Inc. Hydraulic Breaker for 70,000-220,000 LBS Mid-Large Excavators

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Designed for aiding in construction and demolition of concrete structures, rocks, asphalt, etc.

  • Constructed of high strength steel to provide structural durability
  • Silence kit ensures noise protection, prevents dust and debris from entering breaker housing
  • Cushion Damper provides protection to the host machine
  • Auto Stop (Anti Blank Fire) System ensures less problem of the components and longer life of the breaker


Standard equipment includes:

(1) base breaker unit
(1) mounting bracket
(1) chisel point
(1) tool kit
(1) nitrogen gauge for checking pressure
(1) operators manual

  • Specify make and model of host machine when placing order
  • Weights may vary based on selected hitch styles

Underwater Kits for Hydraulic Breakers Are Available

Warning Read All Details

  • Use of unsuitable hydraulic couplers or hoses can cause damage to internal components of breaker.
  • Hydraulic lines < 60 gpm – use 1.0 inch lines AND > 60 gpm – use 1.25 inch lines.
  • Dry firing hydraulic breaker can result in damage to internal components of breaker and host machine.
  • Chisel paste must be used with hydraulic breakers, using high temperature grease as a substitution for chisel paste will cause damage to components of breaker.
  • Consult with appropriately trained hydraulic specialists prior to placing breaker into service.
  • Read operators manual before use.
  • Check hydraulic flow and pressure before use.
  • Instruct owner/operator on proper use of hydraulic breaker before delivery of machine or product.


Model 1BR8000B-EX , 1BR11000B-EX , 1BR18000B-EX
Item No. CAL8000B , CAL11000B , CAL18000B
Energy Class (FT-LBS) 8,000-18,000
Blows Per Minute 200-600
Weight (LBS) 5,610-15,432
Machine Weight Class (LBS) 70,000-220,000 LBS
System Hydraulic Pressure Requirement (PSI) 2,320-2,755
Oil Flow Requirement (GPM) 47.6-119
Tool Diameter (IN) 6.1-8.26
Host Machine


Large Excavators

Case 9050B, CX330, CX470, CX350
Caterpillar 330B, 325DL, 328DLCR, 330DL, 328D, 336E
Daewoo 290
Doosan S300LCVSLR, DX300, DX340, DX420, DX300LL, DX350LC
Hitachi EX330-V, EX370-V, ZAXIS 350LC-3, ZX470 LC-5
Hyundai R320LC-9, R330LC-9A, R380LC-9
JCB JS330, JS360
John Deere 330 LC, 370, 270D LC, 350G, 380G
Kobelco SK330LC, SK350
Komatsu PC300LC-6, PC300HD-6, PC308USLC-3, PC300LC-7, PC300LC HD-7, PC360LC-10
Link Belt 300LK 4300, 5800, 350X2-X3
New Holland EC350
Volvo EC330, EC360, ECR305C, EC340D, EC380D


Large Excavators

Case 9060B, CX330, CX460
Caterpillar 345B, 345BL, 345CL, 350, 349E
Daewoo 450
Doosan DX480, DX520LC
Hitachi EX370-V, EX450, EX550-V, ZAXIS 350LC-3, ZAXIS 370, ZAXIS 450LC-3
Hyundai R380LC-9, R480LC-9, R520LC-9
JCB JS330, JS460, JS360
John Deere 370- 450LC, 550LC, 350D LC, 450D LC, 470G
Kobelco SK480LC, SK500
Komatsu PC400LC, PC400HD-6, PC450LCD-6, PC400LC-7, PC390LC-10
Link Belt 460LX, 5800, 460 X2
New Holland EC450, EC600
Volvo EC360, EC460, EC480D


Large Excavators

Case  CX700B, CX800B
Caterpillar  349E, 365CL, 374DL, 385CL, 390DL
Doosan  DX700LC
Hitachi  ZAXIS 670LC-S, ZAXIS 870LC-S
Hyundai R800LC-7A
John Deere  670G LC, 870G LC
Kobelco  SK850LC
Komatsu  PC650LC-8, PC800LC-8, PC1250-8
Link Belt  700X2, 800X2, 700LX, 800LX, 470X3
Volvo  EC700C

Contact us if your host machine is not listed.

OEM Colors Available Yes
Designed For Use road construction, quarries, demolition, underwater use, compacting, tunneling, sloping, trenching, aggressive applications, construction
Suitable For Excavators