# NTSB investigations, FL: Electrical system malf/failure

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB ERA25LA343](https://openairdocs.org/ntsb/ERA25LA343.md): Beech 95-B55 (T42A) · St. Petersburg, FL · Accident · No injuries · Class 4 · Limited · Final report · Aug 20, 2025 · N8313N · Substantial damage
  > The pilot’s failure to extend the landing gear prior to landing. Contributing to the accident was a malfunction of the landing gear’s electrical retraction/extension system, which tripped the circuit breaker.
- [NTSB ERA25LA199](https://openairdocs.org/ntsb/ERA25LA199.md): Cessna 182A · Ocala, FL · Accident · Serious injuries · Class 4 · Limited · Final report · May 8, 2025 · N174A · Substantial damage
  > The pilot’s decision to depart on the flight with known electrical issues and his subsequent loss of situational awareness (geographic position), which resulted in his eventual decision to perform an off-airport landing.
- [NTSB ERA24LA228](https://openairdocs.org/ntsb/ERA24LA228.md): Schleicher ASH 31 MI · Winter Haven, FL · Accident · Serious injuries · Class 3 · Limited · Final report · May 25, 2024 · N20SW · Substantial damage
  > The pilot’s failure to ensure that a suitable landing area was available in case the restart of the motor glider’s engine was unsuccessful. Contributing, was insufficient battery charge to extend the motor glider’s pylon assembly.
- [NTSB ENG23LA033](https://openairdocs.org/ntsb/ENG23LA033.md): Airbus A320 · Jacksonville, FL · Incident · No injuries · Class 3 · Limited · Final report · Aug 3, 2023 · N649JB · No damage
  > The loss of both Integrated Drive Generators (IDG) due to worn fixed cylinder block bores, which caused the IDGs to be tripped offline and caused the airplane to enter an emergency electrical configuration.
- [NTSB ERA23FA023](https://openairdocs.org/ntsb/ERA23FA023.md): Peryera Adventura II · Miramar, FL · Accident · 2 fatal · Class 3 · Field · Final report · Oct 17, 2022 · N32856 · Substantial damage
  > The pilot’s failure to remove the ECU select switch per the manufacturer’s service bulletin, which resulted in a loss of engine power.
- [NTSB ERA21LA159](https://openairdocs.org/ntsb/ERA21LA159.md): Cessna 210 · Marianna, FL · Accident · No injuries · Class 4 · Limited · Final report · Mar 18, 2021 · N7736K · Substantial damage
  > The failure of the alternator control unit housing plug connection, which resulted in insufficient battery power to fully extend the landing gear. Contributing to the accident was the pilot’s decision to not use the emergency gear extension handle to secure…
- [NTSB ERA19LA253](https://openairdocs.org/ntsb/ERA19LA253.md): Velocity XL-5 · St. Cloud, FL · Accident · Serious injuries · Class 3 · Limited · Final report · Aug 21, 2019 · N735D · Substantial damage
  > The pilot’s failure to properly secure the airplane electrical system’s positive/negative leads to the 24v battery, which resulted in a total loss of electrical and engine power in flight.
- [NTSB CEN19LA147](https://openairdocs.org/ntsb/CEN19LA147.md): Cessna P210 · Yankeetown, FL · Accident · Minor injuries · Class 3 · Limited · Final report · May 17, 2019 · N4861P · Substantial damage
  > A loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB WPR18LA209](https://openairdocs.org/ntsb/WPR18LA209.md): Cessna 402 · Fort Lauderdale, FL · Accident · No injuries · Class 3 · Limited · Final report · Jun 14, 2018 · N322HA · Substantial damage
  > The failure of the left starter relay, which resulted in a loss of electrical power during the flight and the failure of the T-handle from the cable led to a forced landing with the landing gear retracted.
- [NTSB ANC18LA009](https://openairdocs.org/ntsb/ANC18LA009.md): Cessna 172RG · Opa Locka, FL · Accident · No injuries · Limited investigation · Final report · Nov 16, 2017 · N6102R · Substantial damage
  > A failure of the airplane 's electrical system, which led to the failure of the landing gear system, for reasons that could not be determined because postaccident examination and testing revealed no mechanical anomalies that would have precluded normal…
- [NTSB ERA16LA299](https://openairdocs.org/ntsb/ERA16LA299.md): Progressive Aerodyne Searey · Sebring, FL · Accident · Serious injuries · Limited investigation · Final report · Aug 23, 2016 · N801SR · Substantial damage
  > A disconnected ground wire during initial climb, which degraded the fuel boost pumps’ performance and resulted in a total loss of engine power due to fuel starvation.
- [NTSB ERA15IA198](https://openairdocs.org/ntsb/ERA15IA198.md): Dassault-Breguet Mystere Falcon 900 · Orlando, FL · Incident · No injuries · Class 2 · Incident · Final report · Apr 16, 2015 · N610RL · Minor damage
  > Unknown maintenance personnel’s inadequate securing of a wiring bundle during a maintenance, repair, or modification event, which led to chafing of the wiring bundle, an electrical short and arcing, and a subsequent in-flight fire.
- [NTSB ERA14LA244](https://openairdocs.org/ntsb/ERA14LA244.md): Piper PA-28-235 · Brooksville, FL · Accident · No injuries · Limited investigation · Final report · May 9, 2014 · N8683W · Substantial damage
  > The pilot’s loss of directional control while landing at night, which resulted in a runway excursion and collision with airport signage. Contributing to the accident was the total loss of electrical power, which necessitated the pilot having to land without…
- [NTSB ERA13LA363](https://openairdocs.org/ntsb/ERA13LA363.md): Mooney M20R · Tallahassee, FL · Accident · No injuries · Limited investigation · Final report · Aug 4, 2013 · N1034S · Substantial damage
  > The pilot's failure to troubleshoot the in-flight electrical problem and restore power using the operable redundant battery and his decision not to manually extend the airplane's landing gear, which resulted in a gear-up landing. Contributing to the accident…
- [NTSB ERA11CA255](https://openairdocs.org/ntsb/ERA11CA255.md): Beech F33A · Ocala, FL · Accident · No injuries · Data collection · Final report · Apr 21, 2011 · N334J · Substantial damage
  > The pilot's improper flare which resulted in a hard landing. Contributing to the accident was the pilot's distracted attention due to the electrical system failure.
- [NTSB ERA10LA229](https://openairdocs.org/ntsb/ERA10LA229.md): Dalin Ronald K T-51 Mustang · Lakeland, FL · Accident · No injuries · Limited investigation · Final report · Apr 14, 2010 · N551RD · Substantial damage
  > The builder’s use of inadequate material for the exhaust manifold adapters resulting in heat damage and chafing of the crankshaft synchronizer and timing wires that rendered an inoperative ignition system and loss of engine power.
- [NTSB ERA09CA245](https://openairdocs.org/ntsb/ERA09CA245.md): Piper PA-18-150 · Tampa, FL · Accident · Minor injuries · Data collection · Final report · Apr 11, 2009 · N1982P · Substantial damage
  > The pilot's failure to confirm that the landing gear was retracted prior to the attempted water landing.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'FL' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '332' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/332/sequence?state=FL

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