The P-28100 APU provides the amps necessary for gear retraction tests as well as the filtered power for all types of avionics service. The P-28100 supplies up to 100 amps at 28 VDC for commercial aircrafts. It plugs into the APU connector on the engine cowling and automatically disconnects the battery so that it will not be drained by the servicing processes.
Version (Alternate Part# P-28100/1S) is designed as a power supply only unit with 28 volt output, 100 amps, 110 volt input, 60Hz frequency, and has dual meters (voltmeter & ammeter). Includes Cessna plug.
- Voltmeter
- Ammeter
- 100 amperes filtered 28 volt supply
- Aircraft APU connectors furnished
- Operates from 110 VAC, 60 Hz
- 8 foot DC cable furnished
- Ferro-resonant regulated supply
- DC current limited
- Front panel meter, controls
- Portable, weighs only 62 lb
- Extensive testing by FBO's
Product Codes | |
|---|---|
| Mfr Part No: | P-28100/1S |
Weight: 62 lbDimensions: 13 x 9 x 10 in.Input voltage: 110VACAC input amperage: 35AInput frequency: 60HzOutput voltage: 28VDCDC output amperage: 100AOutput wattage: 2800W
- Stock: Out of Stock - On Backorder
- Manufacturer Part #: P-28100/1S
Aircraft Fitment Finder
Returns & refund summary
- 30-day return window — with prior return authorization, unopened in original packaging.
- Restocking fee: 20% on unopened items, 30% on open-box items.
- Refund processing fee: 5.51% applies to all refunds (returns, cancellations, core-fee refunds) regardless of reason.
- Return shipping: paid by buyer.
- Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.
Full terms: Return Policy.
Authenticity & authorization
All parts sold by American Aviation Parts are genuine factory products sourced through authorized distribution channels. Our authorization status varies by brand — for some brands we are a direct authorized dealer; for others we are an independent reseller through authorized distribution. Either way, the part you receive is the same factory product, with standard documentation available on request.
See our full Manufacturer Authorizations page for the current per-brand status.
Need traceability paperwork?
If your installation requires FAA Form 8130-3, manufacturer Certificate of Conformance, or other traceability documentation, please call 1-877-722-8727 or email [email protected] before placing the order so we can confirm what is available for this part.
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