Part CI408-20

3 listings from 3 suppliers (BAS Part Sales, CostAero, SkyGeek) · $425.00 – $1,217.16. Prices refresh weekly.

from $425
from $1,184
from $1,217

Price trend · weekly low by condition

WeekConditionListingsLowAvg
2026-W35used 1$425 $425
2026-W35new 1$1,184 $1,184

Description

Approvals and Conformities Product Attributes Country of Origin United States Shipping Weight 0.4 pounds ECCN 7A994 Manufacturer P/N CI408-20 Schedule B Code 9803.20.0000 Pack Quantity 1 Active GPS antenna designed for airborne applications for aircraft up to 600 knots. Certified to TSO C-144, and DO-228 Minimum Operation Performance requirements. This antenna offers DC grounding and has passed rigorous Lightning Direct Effects testing as prescribed in DO-160D. Round footprint allows for drop-in replacement in many popular GPS applications. MODEL CI 408-20 GPS GPS Passive Characteristics Frequency 1575.42 MHzPolarizationRHCP Axial Ratio < 3dB @ 90ºRadiation Coverage (Gain)3.0 dBic 0º &#8804; &#952; &#8804; 60º 0.0 dBic 0º &#8804; &#952; &#8804; 75º -3.0 dBic 0º &#8804; &#952; &#8804; 80º -4.5 dBic 0º &#8804; &#952; &#8804; 85º -7.5 dBic &#952; = 90º AmplifierVoltage 7.0 to 24 vdc Gain 26.5 dB Minimum / 28 dB NominalNoise Figure2.0 dB Nominal / 3.8 dB Maximum Impedance 50 Ohms VSWR2.0:1 Maximum Output Out of Band Rejection 35 dB Minimum @ 1626 MHzPower Handling50 mA Maximum Lightning Protection DC Grounded MechanicalWeight0.45 lb. Maximum Height 0.64 in. MaximumMaterialMolded Radome Finish Polyurethane EnamelConnectorTNC (Female) Threaded Footprint Round mount configuration Environmental Temperature-55ºC to +85º Altitude 55,000 ft.Air Speed600 Knots TAS Federal SpecificationsRTCA EnvironmentalDO-160D Environmental Category [F2]-AC[S2]XRFXXSXXXXXXX[2

Price spread · 3 priced listings

$425
$1,184
$1,217
median BAS Part Sales · $425 · used CI408-20 Comant Industries GPS Antenna (click to open at supplier) SkyGeek · $1,184 · new Cobham Comant CI-408-20 GPS Antenna (click to open at supplier) CostAero · $1,217 CI 408-20 ComDat GPS Antenna | Iridium 1616-1626.5 MHz (click to open at supplier) $425 $1,217

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

Price by condition · median

used (1) $425
new (1) $1,184
unlisted (1) $1,217
CI408-20 Comant Industries GPS Antenna BAS Part Sales
CI408-20 Comant Industries GPS Antenna
Comant Industries
used
$425.00 view at supplier ↗
Cobham Comant CI-408-20 GPS Antenna SkyGeek
Cobham Comant CI-408-20 GPS Antenna
Approvals and Conformities Product Attributes Country of Origin United States Shipping Weight 0.4 pounds ECCN 7A994 Manufact…
new
$1,183.65 view at supplier ↗
CI 408-20 ComDat GPS Antenna | Iridium 1616-1626.5 MHz CostAero
CI 408-20 ComDat GPS Antenna | Iridium 1616-1626.5 MHz
The CI 408-20 is a standalone GPS antenna that matches the popular circular footprint found on many general aviation and business jets. This…
$1,217.16 view at supplier ↗