RX1-10-04723

The Davtron Model 811B-24-NVG-15 is an 811B-series digital aviation chronometer featuring night-vision-compatible NVIS Green A KW515-4F displays. Designed for internal mounting, it combines local time, flight-time recording and an elapsed-time counter in one compact instrument.

• Manufacturer part number: M811B-24-NVG-15
• Six-digit display for all three functions
• User-selectable 12- or 24-hour local time display
• 24-hour flight-time function
• 24-hour elapsed-time count-up function
• Sunlight-readable display and memory battery included
• Manufacturer states FAA-PMA approval for the Model 811B series

This version is identified by Davtron as the Model 811B-24-NVG-15 with night-vision compatibility and KW515-4F displays in Green A. Verify part-number suitability, installation configuration and applicable approval requirements before installation.

Manufacturer documentation: Davtron M811B product brochure.