Compact Grader

A simple step towards automation

  • Compact solution, easy to install and operate
  • Greatly reduces giveaway
  • Over 50 grading programs give product and volume versatility
  • Simple fixed or catch-weight batching, both retail and catering


Flexible all-in-one solution

Marel’s Compact Grader is a standalone solution designed to fulfill the needs of smaller operators, as well as larger operators that need excess capacity to handle temporary or seasonal overflows. Innova software provides real-time monitoring and traceability at all stages.

The Compact Grader is equipped to perform simple grading by weight, smart batching by weight or piece count, and best-fit batching for reduced giveaway. In addition to fish processing applications, this popular plug-and-play solution is widely used for grading fresh and frozen poultry, meat and other products.

  • Adjustable height: 850 mm to 1,250 mm
  • Hygienic design makes cleaning easy and effective
  • Can withstand high-pressure wash-downs
  • Maximizes operational efficiency and equipment uptime
  • Accurate weighing technology filters out disturbances and adjusts automatically


The Compact Grader comes in main versions:

  • CG450 2x3 and 2x4 gates
  • CG600 2x3 and 2x4 gates
  • CG900 2x3 gates

Optional features

Batch light panel left and right
End shelf for a box
Tables at the gates
Batching bins with push buttons and tables
Spray unit on the conveyor belt Drip Pan

Compact Grader model CG450 CG600 CG900
Max product length:
250 mm / 10 in
400 mm / 16 in
700 mm / 28 in
Max product width:
250 mm / 10 in
250 mm / 10 in
250 mm / 10 in
Weight range:
Raw material:
non-sticky product
non-sticky product
non-sticky product
Max throughput:
160 pcs/min
120 pcs/min
80 pcs/min
Gate division:  
475 mm / 18,7 in
475 mm / 18,7 in
650 mm / 25,6 in


Real-time monitoring with Innova

Innova Food Processing Software for grading monitors the grading process, including yield, throughput, and performance. The ethernet connection also makes it simple and easy to establish a connection.


Marel offers a range of service solutions to prevent failures, maximize performance or in case of unexpected breakdowns remote or onsite assistance.

Marel has offices in 30 countries across all regions, and a global network of highly skilled professionals that provide remote as well as onsite service support. We provide quality spare parts and customized service agreements for our customers to ensure optimal performance of Marel equipment.


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