Part Number
Electrical Requirements
21-31 VDC
Unit Weight
.47 lb. (.21 kg)

C-39 Indicator w/ 5 VDC NVG Backlight

Product Number: 210-095-05

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Increase productivity, safety and accurate service reporting with digitally-accurate weighing systems from Onboard Systems. The C-39 Cockpit Indicator is a key component of the Onboard Weighing System that displays the weight of the cargo hook load. The C-39 uses advanced micro-controller technology to measure and display the hook load. Thousands of units are in daily operation in all types of helicopters.

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  • Backlighting Options:Available with both 5 VDC and 24 VDC back lighting. Ten levels of display damping.
  • Digital Readouts in the Cockpit:Provides a clear, backlit, easy-to-read digital weight readout in pounds or kilograms. Easy to operate without increasing pilot workload.
  • Easy System Calibration:Calibrate your Onboard Weighing System by simply lifting a known weight.
  • Environmentally Sealed:For moisture resistance and long life.
  • Mounts Almost Anywhere in the Cockpit:Mounts in standard 2 1/4" instrument hole or other location convenient to the pilot.
Why Onboard

We maintain a large inventory of products, spare parts, and complete systems on site, allowing fast shipment of most items. While other manufacturers may put you on a waiting list for months, Onboard is able to turn around orders quickly — oftentimes the same day your payment is received. View our shipping policy here