DB Assembly B-14/28-50 Apu/Charger With Cessna Plug

The DB Assembly B-14/28-50 is a portable aircraft auxiliary power and battery-charging unit supplied with a Cessna-style plug connection. It provides a filtered, ferro-resonant regulated 14/28 V DC supply rated at 50 A for ground electrical-system support and battery charging.

The front-panel voltage selector is protected by a switch guard; closing the guard returns the selection to 14 V. Battery charging is selectable and automatic, with a red LED indicating charging in progress and a green LED indicating that the battery is fully charged. The unit on/off switch also provides a reset function.

• Manufacturer part number: B-14/28-50
• Filtered 14/28 V DC output, rated at 50 A
• Automatic, selectable battery-charging function
• Portable ferro-resonant regulated power supply
• Aircraft APU connector supplied
• Approx. 2.4 m DC cable supplied
• 115 V AC, 60 Hz input; AC circuit breaker included
• Approx. weight: 22.7 kg

Suitable for controlled ground electrical support tasks where a 14/28 V aircraft power source and charging capability are required. Confirm connector configuration, input-power suitability and applicable maintenance procedures before use.