The MD41 is a compact, self-contained GPS Annunciation and Control unit. It meets all requirements for external (remote) mode selection and status annunciation for the Garmin GNS 430/530 VHF Communication and Navigation Management System. Dual 20,000 hour lamps are used for all annunciations, internally lighted selection switches and automatic photocell dimming. An external annunciation dimming adjustment is provided for balancing low level light conditions.
Version (Alternate Part# MD41-1468A) is a 28V unit with horizontal orientation compatible with Garmin GNS-430/530 and Avidyne IFD-440/540 models.
- Compatible with Garmin GNS 430W/530W WAAS Receivers
- Compact, self-contained GPS Annunciation unit
- More than 25,000 MD41s currently in service
- 10,000 hour lamp with automatic photocell dimming and proven daylight-readability
- 28 Volt
- Horizontal configuration
- Reduces installation costs:
- Single cutout
- Panel punches available
- Easy-to-wire D-subminiature connector
- Internally lighted CDI and OBS push-buttons that provide firm tactile feedback to the pilot
- Certified TSO C129a
- Meets RTCA DO-160C environmental specs (certified to 55,000 feet)
- Quality Mil-Spec connector included
Product Codes | |
|---|---|
| Mfr Part No: | MD41-1468A |
| ECCN: | 9A991 |
| SCHEDULE B CODE: | 8536.50.9030 |
| TSO: | C129 |
Weight: 0.50 lbDimensions: 3.25 x 3.20 x 0.80 in.Temperature: -55ºC to +70ºC Humidity: 95% non-condensingAltitude: 55,000 ft
- Stock: Out of Stock - On Backorder
- Manufacturer Part #: MD41-1468A
Aircraft Fitment Finder
Returns & refund summary
- 30-day return window — with prior return authorization, unopened in original packaging.
- Restocking fee: 20% on unopened items, 30% on open-box items.
- Refund processing fee: 5.51% applies to all refunds (returns, cancellations, core-fee refunds) regardless of reason.
- Return shipping: paid by buyer.
- Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.
Full terms: Return Policy.
Authenticity & authorization
All parts sold by American Aviation Parts are genuine factory products sourced through authorized distribution channels. Our authorization status varies by brand — for some brands we are a direct authorized dealer; for others we are an independent reseller through authorized distribution. Either way, the part you receive is the same factory product, with standard documentation available on request.
See our full Manufacturer Authorizations page for the current per-brand status.
Need traceability paperwork?
If your installation requires FAA Form 8130-3, manufacturer Certificate of Conformance, or other traceability documentation, please call 1-877-722-8727 or email [email protected] before placing the order so we can confirm what is available for this part.
Shipping
Standard ground, expedited, and AOG shipping options are available at checkout. Full shipping-cost tiers and timelines are published on our Delivery Information page.
