Electronics International VA1A Volt & Amp With External Shunt 100A Primary 2-1/4 PMA

The Electronics International VA-1A-50-WS is a digital volts/amps instrument package configured for use with an external 100 A shunt. Designed for a 57 mm (2-1/4 in) flush instrument-panel opening, it provides clear electrical-system monitoring through a sunlight-viewable, backlit LCD display.

The instrument supports selectable 12 V or 24 V electrical systems and incorporates a high-voltage alarm together with a discharge alert to help identify abnormal charging or battery-discharge conditions. The VA-1A-50-WS provides voltage and current indication with 0.1 V and 0.1 A resolution.

• Manufacturer part number: VA-1A-50-WS
• External 100 A shunt configuration
• 57 mm (2-1/4 in) flush panel mount
• Selectable 12 V or 24 V operation
• Sunlight-viewable, backlit LCD for night operation
• High-voltage alarm and discharge alert
• FAA STC/PMA status stated by the manufacturer
• Manufacturer documentation includes operating and installation instructions

Please verify the required shunt configuration, panel installation requirements and applicable approval basis for the intended aircraft before purchase and installation.