Part A490

Whelen · 13 listings from 2 suppliers (BAS Part Sales, Safe Skies Parts) · $75.00 – $562.50. Prices refresh weekly.

from $75
from $121
from $159
from $562

Price trend · weekly low by condition

WeekConditionListingsLowAvg
2026-W35used 9$159 $249
2026-W35new 1$562 $562
2026-W35inspected/tested 1$121 $121
2026-W35core 2$75 $100

Description

Piper PA-31T1 Cheyenne Whelen Strobe Power Supply 28 Volt. P/N A490, T-DF-M-28, 481-184. S/N T-28-10607. This item was recently tested at 28 volts and found to be in working condition. Removed in good condition from a parted out 1980 Piper PA-31T1 Cheyenne N700PK, S/N 31T-8004047. TTAF 5,965.1. Guaranteed to pass inspection or your money back. 30 Day Money Back Guaranteed less shipping costs. It is the buyer's responsibility to determine the parts suitability for installation and airworthiness upon inspection. We are a full service aircraft maintenance shop that sells new aircraft parts from surplus inventory auctions and parts from salvaged airplanes. We try to be as clear as possible in the descriptions of the items we have listed for sale. If you have any question regarding the suitability or condition of a part please let us know and we will have one of our mechanics check it out and give an honest answer as to it's condition. Unless otherwise noted we will ship the majority of our items via UPS. Free shipping is usually USPS. Tracking information will be sent to the E-mail account on file with Paypal, so please make sure your information is up to date. Terms and Conditions: Payment: Please pay within two (2) business days of auction's close. We accept Paypal and all major credit cards. Shipping: We will ship with in one (1) business day of receiving payment. We will gladly ship almost any item worldwide. International buyers, please contact us prior to paying. All

Price spread · 13 priced listings

$75
$250
$562
median BAS Part Sales · $75 · core A490, TS-28 Whelen Strobe Light Power Supply (Volts: 28, Core) (click to open at supplier) Safe Skies Parts · $121 · inspected/tested Piper Cheyenne Whelen Strobe Power Supply 28V P/N A490 TESTED (0626-1307) (click to open at supplier) BAS Part Sales · $125 · core A490, T-28 Whelen Strobe Light Power Supply (Volts: 28) (Repairable) (Core) (click to open at supplier) Safe Skies Parts · $159 · used Whelen A490, TP-28 Strobe Light Synchronizer 28v WARRANTY (0225-1390) (click to open at supplier) BAS Part Sales · $250 · used A490, T-28 Whelen Strobe Light Power Supply (Volts: 28) (click to open at supplier) BAS Part Sales · $250 · used A490, T-28-DF Whelen Strobe Light Power Supply (click to open at supplier) BAS Part Sales · $250 · used A490, T-DF-28 Whelen Strobe Light Power Supply (Volts: 28) (click to open at supplier) BAS Part Sales · $250 · used A490, T-DF-M-28 Whelen Strobe Light Power Supply (Volts: 28) (click to open at supplier) BAS Part Sales · $250 · used A490, T-DF-M-28 Whelen Strobe Light Power Supply Unit (Volts: 28) (click to open at supplier) BAS Part Sales · $250 · used A490, T1-28 Whelen Strobe Light Power Supply (28V) (click to open at supplier) BAS Part Sales · $260 · used A490, 5-DF-14 to 22 Whelen Strobe Light Power Supply (click to open at supplier) BAS Part Sales · $325 · used A490, T-DF-28 Whelen Strobe Power Supply (Volts: 28) (click to open at supplier) Safe Skies Parts · $562 · new Whelen Power Supply 28V P/N A490 NOS (0525-980) (click to open at supplier) $75 $562

Each dot is one listing (hover for supplier & condition); color = condition.

Price by condition · median

core (2) $100
inspected/tested (1) $121
used (9) $250
new (1) $562
A490, TS-28 Whelen Strobe Light Power Supply (Volts: 28, Core) BAS Part Sales
A490, TS-28 Whelen Strobe Light Power Supply (Volts: 28, Core)
Whelen
core
$75.00 view at supplier ↗
Piper Cheyenne Whelen Strobe Power Supply 28V P/N A490 TESTED (0626-1307) Safe Skies Parts
Piper Cheyenne Whelen Strobe Power Supply 28V P/N A490 TESTED (0626-1307)
Piper PA-31T1 Cheyenne Whelen Strobe Power Supply 28 Volt. P/N A490, T-DF-M-28, 481-184. S/N T-28-10607. This item was recently tested at 28…
Piper
inspected/tested
$121.40 view at supplier ↗
A490, T-28 Whelen Strobe Light Power Supply (Volts: 28) (Repairable) (Core) BAS Part Sales
A490, T-28 Whelen Strobe Light Power Supply (Volts: 28) (Repairable) (Core)
Whelen
core
$125.00 view at supplier ↗
Whelen A490, TP-28 Strobe Light Synchronizer 28v WARRANTY (0225-1390) Safe Skies Parts
Whelen A490, TP-28 Strobe Light Synchronizer 28v WARRANTY (0225-1390)
N1349J, S/N TC-693. TTAF 4,489.8. Guaranteed to pass inspection or your money back. 30 Day Money Back Guaranteed less shipping costs. It i…
Whelen
used
$158.95 view at supplier ↗
A490, T-28 Whelen Strobe Light Power Supply (Volts: 28) BAS Part Sales
A490, T-28 Whelen Strobe Light Power Supply (Volts: 28)
Whelen
used
$250.00 view at supplier ↗
A490, T-28-DF Whelen Strobe Light Power Supply BAS Part Sales
A490, T-28-DF Whelen Strobe Light Power Supply
Whelen
used
$250.00 view at supplier ↗
A490, T-DF-28 Whelen Strobe Light Power Supply (Volts: 28) BAS Part Sales
A490, T-DF-28 Whelen Strobe Light Power Supply (Volts: 28)
Whelen
used
$250.00 view at supplier ↗
A490, T-DF-M-28 Whelen Strobe Light Power Supply (Volts: 28) BAS Part Sales
A490, T-DF-M-28 Whelen Strobe Light Power Supply (Volts: 28)
Whelen
used
$250.00 view at supplier ↗
A490, T-DF-M-28 Whelen Strobe Light Power Supply Unit (Volts: 28) BAS Part Sales
A490, T-DF-M-28 Whelen Strobe Light Power Supply Unit (Volts: 28)
Whelen
used
$250.00 view at supplier ↗
A490, T1-28 Whelen Strobe Light Power Supply (28V) BAS Part Sales
A490, T1-28 Whelen Strobe Light Power Supply (28V)
Whelen
used
$250.00 view at supplier ↗
A490, 5-DF-14 to 22 Whelen Strobe Light Power Supply BAS Part Sales
A490, 5-DF-14 to 22 Whelen Strobe Light Power Supply
Whelen
used
$260.00 view at supplier ↗
A490, T-DF-28 Whelen Strobe Power Supply (Volts: 28) BAS Part Sales
A490, T-DF-28 Whelen Strobe Power Supply (Volts: 28)
Whelen
used
$325.00 view at supplier ↗
Whelen Power Supply 28V P/N A490 NOS (0525-980) Safe Skies Parts
Whelen Power Supply 28V P/N A490 NOS (0525-980)
Guaranteed to pass inspection or your money back. 30 Day Money Back Guaranteed less shipping costs. It is the buyer's responsibility to de…
Whelen
new
$562.50 view at supplier ↗