The SSD120-(XX)-N Series Nano altitude encoders are all solid-state devices that measure air pressure and convert the measurements into the ICAO parallel data for pressure altitude transmission via ICAO pressure altitude Gray Code output.
The SSD120-30N model (Alternate Part# SSD120-30N):
- -1,000 ft — 30,000 ft altitude range
- Includes mounting bracket, mating connectors with cable clamps, and installation kit
Features:
- Dual 1/8-27 NPT static port inlets
- One ICAO pressure altitude Gray code output
- Optional two or five RS-232 compliant data outputs
- Serial ports may be installer configured to transmit separate data protocols (message and baud data)
- Power, ground, and data I/O lines provided on industry standard D-miniature connectors
- Constructed with corrosion-resistant aluminum housing
AI disclosure: this description was generated with AI assistance from this product's own listing data.
Product Codes | |
|---|---|
| Mfr Part No: | SSD120-30N |
| ECCN: | 7A994 |
| ETSO: | C88A |
| PROAPP: | PT0758NM |
| SCHEDULE B CODE: | 9014.20.6000 |
| TSO: | C88A |
Weight: 5.9 oz (low altitude) 6.3 oz (high altitude)Altitude ceiling: 30,000 to 42,000 ft (low altitude) 50,000 to 100,000 ft (high altitude)ICAO Gray Code output: YesRS-485 output: No (except for SSD120(XX)N-RS model)Operating voltage: 12VDC @ 220mA / 28VDC @ 270mA (low altitude) 12VDC @ 55mA / 28VDC @ 60mA (high altitude)Low operating temperature: -20°C / -55°C (E models)High operating temperature: 70°CWet environment: NoElectrical Connector: D-Subminiature 15-pin, SSD120-(XX)N D-Subminiature 15-pin & 9-pin, -RS232 (low/high models) D-Subminiature 15-pin plug & 15-pin recpt, -RS modelsStatic line connection: Dual 1/8-27NPT (low altitude) Dual 1/8-27NPT or 1/8 Tube Swivel Fitting (high altitude)Approvals: TSO-C88a ETSO-C88a MIL-STD-704E RTCA DO-160E
- Stock: Warehouse
- Manufacturer Part #: SSD120-30N
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 only to customer-remorse returns and customer-initiated cancellations. If a problem is our fault (our cancellation, unavailability, wrong item, confirmed defect, or shipping damage) your refund is 100% with no fees.
- Return shipping: paid by buyer on customer-remorse returns; we pay return shipping when the problem is our fault.
- 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.
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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
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