EMBS1392
EEL BATTERY PACK
Specifications
- Part Number
- EMBS1392
- Manufacturer
- DAYRAY
- ATA ChapterMaintenance system chapter
- 33 — LightsField reports: 33 (100%) — 79 reports
- CapabilitySystem area (hydraulics, avionics, landing gear…)
- Safety / Emergency
- Inventory ClassRotable, expendable, or consumable
- Expendable
- Certification
- OEM
- Aircraft Category
- Unknown
- Criticality
- Standard
- Life & ShelfTypical service/shelf life — verify against OEM data
- Emergency Light Battery (EEL)calendarTypical: Replace ~3-5 yr— planning value, not this unit's certified limit
Service Reliabilityfrom FAA SDR (Service Difficulty Reports)
100%
Scrap Propensity (SDR-derived)
- SDR reports
- 79
- Replace events
- 78
- Repair events
- 0
- K-code events
- 79
Reporting window 1995-02-20 – 2008-03-03Dominant chapter ATA 33
Directional indicator only. Reflects what operators reported to the FAA when a difficulty was logged — not a fleet-normalized failure rate or a cost-based BER. Use alongside operator-specific data.
Airframe Applicability(5)
Data Sources(1)
- 2026-03-07
Quick Facts
Airframes5 applicable
AlternatesNone recorded
ClassExpendable
CriticalityStandard
CategoryNarrow & wide-body
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