Yantai Dopro Industry Technology Co, Ltd.
| Supply Ability | 15000 Pcs Per Month |
| Delivery Time | 5-7 Working Days |
| Packaging Details | Export Wooden Cases /Pallet |
| Name | Excavator Attachments Hydraulic Quick Coupler |
| Warranty | 12 Months |
| After-sales service provided | Online support,Video technical support |
| Color | Customer Required,depend on your demands |
| Applicable industries | Construction works,Energy & Mining,Building Material Shops |
| Material | Q345B,Q345/460+NM400,Q345B+Hardox+NM400 |
| Application | Excavator,Engineering Machine Excavator,excavator backhoe digger |
| Suitable excavator(ton) | 0-80t |
| Type | Hydraulic or mechanical,mechanical type quick coupler,Standard / Rock,Hydraulic,heavy-duty |
| Condition | new |
| Packing | Wooden Pallet |
| OEM | Avaliable,Accept |
| Brand Name | DOPRO |
| Model Number | DPAQ800 |
| Certification | ISO CE |
| Place of Origin | CHINA |
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Product Specification
| Supply Ability | 15000 Pcs Per Month | Delivery Time | 5-7 Working Days |
| Packaging Details | Export Wooden Cases /Pallet | Name | Excavator Attachments Hydraulic Quick Coupler |
| Warranty | 12 Months | After-sales service provided | Online support,Video technical support |
| Color | Customer Required,depend on your demands | Applicable industries | Construction works,Energy & Mining,Building Material Shops |
| Material | Q345B,Q345/460+NM400,Q345B+Hardox+NM400 | Application | Excavator,Engineering Machine Excavator,excavator backhoe digger |
| Suitable excavator(ton) | 0-80t | Type | Hydraulic or mechanical,mechanical type quick coupler,Standard / Rock,Hydraulic,heavy-duty |
| Condition | new | Packing | Wooden Pallet |
| OEM | Avaliable,Accept | Brand Name | DOPRO |
| Model Number | DPAQ800 | Certification | ISO CE |
| Place of Origin | CHINA | ||
| High Light | Excavator Attachments Hydraulic Quick Coupler ，Komatsu Hydraulic Quick Coupler ，ISO Hydraulic Quick Coupler | ||
Komatsu PC200 R200 R215 R225 R220 R250 R260 R290 R300 R300R450 Excavator Attachments Hydraulic Quick Coupler
What is the purpose of a quick coupler?
Quick couplers (also called quick hitches) are used with construction machines to allow the rapid change of working tools or buckets and attachments on the machine.
A good quick hitch coupler should be durable and able to withstand the weight and pressure of your machine. When choosing a quick hitch coupler, you should also consider how often you will use it. If you use this accessory frequently, choose a heavy-duty unit, but a lighter-duty model may suffice for occasional users
What are the different types of quick couplers for mini excavators?
There are two primary types of quick couplers: mechanical and hydraulic. Each of these has its advantages and specific applications in the field.
What is the difference between a manual coupler and a hydraulic coupler?
Manual couplers are all about hands-on changeovers, meaning you'll need to get down and dirty to switch attachments. They're straightforward and budget-friendly but can slow you down. On the flip side, hydraulic couplers let you swap tools without leaving your seat, making them a real timesaver.
What is a mechanical quick coupler?
Quick couplers are mechanical devices designed to connect different types of attachments, such as buckets, grapples, or forks, to heavy equipment, such as excavators or loaders. Their primary function is to enable rapid attachment changeouts, replacing the need for manual attachment mounting and dismounting
Why do we use couplers?
The usage of couplers in construction reduces significant amount of conventional lap length and saves time and materials. The standard recommended tests such as tensile test, slip test, cyclic test and fatigue test ensures the quality of coupler in transmitting the forces with proper rebar yielding failure
| Model | Unit | DPAQ250 | DPAQ450 | DPAQ500 | DPAQ600 | DPAQ700 | DPAQ900 | DPAQ1000 |
| Length(G) | mm | 300~450 | 534~545 | 581~610 | 765 | 924~944 | 983~1050 | 1006~1173 |
| Height(G) | mm | 246 | 307 | 310 | 388 | 492 | 574 | 558~610 |
| Width(B) | mm | 175 | 258~263 | 270~280 | 353~436 | 449~483 | 543~568 | 606~663 |
| PinsCenter Distance(D) | mm | 80~150 | 230~270 | 290~360 | 380~420 | 460~480 | 473~540 | 550~620 |
| ArmWidth(A) | mm | 80~140 | 155~170 | 180~200 | 232~315 | 306~340 | 375~411 | 416~469 |
| Retractable Distance ofoilCylinder | mm | 170~206 | 205~275 | 340~450 | 340~486 | 256~390 | 413~590 | 520~590 |
| Vertical Pins Center Distance | mm | 159 | 195 | 195 | 220 | 275 | 300 | 360 |
| Weight | kg | 45 | 70 | 80 | 180 | 350 | 550 | 750 |
| Working Pressure | kg/cm² | 40~380 | 40~380 | 40~380 | 40~380 | 40~380 | 40~380 | 40~380 |
| Necessary Flow | L/min | 10~20 | 10~20 | 10~20 | 10~20 | 10~20 | 10~20 | 10~20 |
| Suitable Excavator | ton | 1~4 | 5~6 | 7~9 | 10~17 | 18~24 | 25~32 | 33~45 |
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2010
Total Annual:
10000000-50000000
Employee Number:
050~100
Ecer Certification：
Verified Supplier
DOPRO is a professional manufacturer of Hydraulic Breaker for more than 15 years, we are leading manufacturer in china domestic market for breaker spare part and whole breaker production ,meanwhile we get more production line for excavator attachments . Until now ,we get three factory and one expo... DOPRO is a professional manufacturer of Hydraulic Breaker for more than 15 years, we are leading manufacturer in china domestic market for breaker spare part and whole breaker production ,meanwhile we get more production line for excavator attachments . Until now ,we get three factory and one expo...
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