# N400HD — ROBINSON HELICOPTER COMPANY R44 II
> **2008** Rotorcraft · Reciprocating · Owner: SPITZER HELICOPTER LLC · WILMINGTON, DE
## Aircraft
- **N-Number:** N400HD
- **Serial Number:** 12220
- **Manufacturer:** ROBINSON HELICOPTER COMPANY
- **Model:** R44 II
- **Year manufactured:** 2008
- **Type:** Rotorcraft
- **Engine type:** Reciprocating (01 engines)
- **Seats:** 004
- **Weight class:** CLASS 1
- **Mode S code (hex):** `A4AD54`
## Owner
- **Name:** SPITZER HELICOPTER LLC
- **Type of registrant:** LLC
- **Location:** WILMINGTON, DE 19801, US
## Registration
- **Status:** Valid
- **Certificate issued:** 2021-08-14
- **Last action:** 2026-04-13
- **Expiration:** 2028-08-31
## Source
- [FAA Aircraft Inquiry](https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=400HD)
- [ADS-B Exchange live tracking](https://globe.adsbexchange.com/?icao=a4ad54)
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