Blue Owl

Referee Light System for owlcms


We're on a mission to improve the quality of weightlifting meets across the globe, from small local meets all the way up to continental championships.


Blue Owl is a complete set of devices providing an IWF and IMWA compliant referee decision system. Together with owlcms: Olympic Weightlifting Competition Management System it offers a complete system for running weightlifting meets. Each device is designed to work independently and together, so each club and federation can choose the devices that make sense for their meets.

Federation kit

Referee Kit

Referee devices to adjudicate the lifts.

Save $25

Club Kit

Everything you need to run a local meet.

Save $50

Jury Kit

Upgrade an existing Club Kit to a Federation Kit.

Save $50
Upgrade to a 5 member Jury Kit for $200.

Federation Kit

Save $150
Upgrade to a 5 member Jury Kit for $200.

Contact us at blue-owl@nemikor.com to place an order.

Don't need a full kit?

Purchase individual items as needed.

Referee Control Box

The Referee Control Box allows a referee to adjudicate the lifts. These devices include:

  • White button for "Good lift"
  • Red button for "No lift"
  • LED for visual feedback
  • Buzzer for audible feedback
  • Vibration motor for tactile feedback
This device requires a Referee Hub.

Down Signal

The Down Signal device provides a visual and audible signal to the athlete to replace the barbell on the competition platform.

The Down Signal also provides audible notifications when the clock reaches 90, 30, and 0 seconds.

This device requires a Referee Hub.

Timekeeper

The Timekeeper Device provides standard clock management functionality:

  • Start the clock
  • Stop the clock
  • Reset to 1 minute
  • Reset to 2 minutes

Referee Hub

The Referee Hub manages all communication between the Referee Control Boxes, the Down Signal, and owlcms.

Jury Control Panel

The Jury Control Panel provides quick access to all common jury functionality:

  • Real-time display of referee decisions
  • Real-time display of jury member decisions
  • Summon referees
  • Start deliberation and submit final decisions
  • Stop for a technical break or challenge

Jury Control Unit

The Jury Control Unit allows a jury member to adjudicate the lifts. These devices include:

  • White button for "Good lift"
  • Red button for "No lift"
This device requires a Jury Control Panel.

Contact us at blue-owl@nemikor.com to place an order.