PWI is a full-service Part 145 Repair Station. To receive an overhauled power supply that will be shipped that same day; follow the steps below.

Step 1

Contact Cynthia in our repair department at or call 316-942-2811. Cynthia will need the model number of your power supply as well as a credit card to cover the cost of the replacement.

Step 2

Call before 3 p.m. CST, and PWI will ground ship a completely overhauled power supply for a fixed price. See the price list below for the cost of each power supply.

Step 3

PWI is offering a $200 refund on your non-functioning power supply. Ship your non-functioning unit to PWI within 30 days of your call to receive the refund. This is an optional service and is not required in order to receive an overhauled power supply.

Power Supply Part Number Price After Refund
6900173-000 $1050
6900053-010 $1400
6900054-004 $1050
6900115-000 $1050
6900054-003 $1190
6900113-003 $805
6900053-001 or 28S-40CC-4A $1400
6900112-000 $1050
6900053-000 or 28S-40CC-4 $1400
6900054-031 $1050

There are some stipulations to qualify for same-day

shipping offer:

  • PWI must receive the power supply request before 3pm CST. 
  • PWI accepts credit cards for this transaction. 
  • Domestic shipping is included in the price of the power supply.
  • International shipping will be added to the cost of the overhauled part.
  • In order to receive the $200 refund, PWI must receive the non-functioning unit within 30 calendar days of the sales invoice. 
  • All overhauled units have a warranty of 12 months.
  • Power supplies will carry 8130-3 air worthiness approval tag.


Power Supply part # 6900053-003 is obsolete and is superseded by Power Supply part
# 6900053-010. Power supply part number 6900053-010 is only available for purchase
through Textron.

Consider upgrading to LEDs as they are a direct replacement for fluorescent lighting and power supplies will no longer be needed.

PWI offers an LED lighting upgraded version, click this link for more information on LED lighting.