Product Set

Model Li3328QC/ 400 Amp Set

Mobile 28V DC Lithium Aircraft Starting Unit
Mobile 24-28V 400A Aircraft Power Supply

This unit is specifically designed for engine starting only.

  • Not to be used as an aircraft battery charger.
  • Do not charge in flight.

The all-new, patented START PAC® Model Li2800 QC Twin Pac utilizes the latest technology in Lithium batteries and lithium ground support equipment. Providing the same power as the lead-acid type, these batteries are superior being 42 percent lighter and 32 percent smaller. Additionally, lithium batteries have two other major advantages:

  1. Twice the battery life of lead-acid batteries
  2. No sulfation problems (can be left in a discharged state without causing damage)


Please handle this unit in a responsible manner. START PAC® is not responsible for damage caused by misuse or neglect.

PLEASE NOTE: Lithium ion batteries can be damaged by deep discharges. Do not run the batteries down below 25 volts, although a spike during a start is okay. Voltages below 24 begin to damage the batteries. At 20 volts, the batteries will be damaged beyond repair.

  • Over current protection
  • Over voltage protection
  • Over temperature protection
  • Forced air cooling.
  • L38″ x W21″ x H20″ / L96.5 x W53.3 x H50.8 cm, Handle height 48” / 122 cm
  • 8 foot power cable
  • CE Certified Components

All START PAC® products come with a 1-year warranty on workmanship and materials. Batteries are cycle-dependent and therefore are not covered under this warranty.

Please handle this unit in a responsible manner. START PAC® is not responsible for damages caused by misuse or neglect.

Mobile 28V DC Lithium Aircraft Starting Unit


This powerful Lithium aircraft starter unit is a full 28VDC battery Twin Pac and will provide superior starts on all electrically-started turbine engines. Versatile and highly portable, this Twin Pac can be used as a single unit or separated into two complete Lithium units that can easily be carried on board two different aircraft. The Lithium twin pack has redundant chargers with a total of 14 Amps output and a recharge time of approximately four hours.

Please Note

This unit is not designed for battery charging.

  • Battery type Safe lithium-Ion
  • Voltage 28 VDC
  • Peak Current 3500 A
  • Capacity @10 Amp Rate 62 Ah
  • Total Weight 88lbs/40kg
  • Dimensions – Length x Width x Height 52″ x 23″ x 23.5″
    132 x 58 x 60 cm
  • Charger type Built in
  • Float type charger input (must be specified on order) 90-240 VAC 50/60 hertz
  • Charging time range 30 minutes to 4 hours

Mobile 24-28V 400A Aircraft Power Supply

When plugged into 220Volt single-phase AC power, START PAC® Model 53400 is a 28.5 Volt continuous DC power supply. This unit will deliver full 400 Amp DC output, but it won’t provide enough current for engine starting. This unit therefore, has been specifically designed for maintenance and to power up various functions. such as inverters, avionics, GPS, and air conditioning.

Remember, this unit is NOT designed for engine starting or battery charging.

Please Note

This unit is not designed for battery charging.

  • Maximum Continuous Current output 400 A
  • DC voltage output 28 VDC
  • AC voltage input 180 – 240 VAC
  • AC current input at maximum DC power output 53 A @220VAC
  • Phase Single
  • Forced air-cooling Yes
  • Over current protection Yes
  • Over voltage protection Yes
  • Over temperature protection Yes
  • Complete weight with aircraft cables 60lbs/27kg
  • Dimensions Length x Width x Height 50″ x 23″ x 23″
    127 x 58 x 58 cm

Need Assistance?

START PAC® offers a wide selection of power supplies, starting units and combination Aircraft Ground Power Units (GPU).
Browse our website to read about our extensive product line or visit our tutorial section to gain a more insight into our products.

The newest and safest technology available.

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One of our friendly and knowledgeable experts will guide you to the product suited to your specific needs. If – for whatever reason – you are unhappy with your START PAC® product, the START PAC® 30 day money back guarantee allows you to simply return the unit in new condition within 30 days for a full refund.

Why buy from

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Made in the USA and developed with the latest state-of-the-art battery and power management technology, our products are trusted the world over.

START PAC® power supplies are built for heavy duty application and are designed to withstand all environments, however tough.

START PAC® boasts superior technical and after sales support thanks to our long standing industry experience and our passion for the industries in which we work.
START PAC® offers unparalleled value for money and fast global shipping via our international dealership network.
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Model Li3328QC 400 Amp Set

Model Li3328QC/ 400 Amp Set

Please NoteThis unit si not designed for battery charging.