Gowanda’s GA40-394KLF is a high current power choke designed for demanding applications, featuring a robust construction with a weight of 7 grams and dimensions of 22.86 × 11.43 × 11.43 mm. This component belongs to the GA40 series and is mounted using through-hole technology (THT), making it suitable for COTS+ grade applications. It offers an inductance of 3900 µH with a direct current resistance (DCR) of 2.75 Ω, supporting a current rating of 0.407 A DC and a saturation current of 0.43 A DC, with a tolerance of ±10%. The choke is RoHS compliant with Sn100 termination finish and features a ferrite core. It operates effectively within a temperature range of -55°C to +125°C and is rated at moisture sensitivity level (MSL) 1, ensuring reliability in various environments. The component is packaged in tape and reel (T&R) format, although it is not shielded and is not fungal inert.