FAA / EASARTCA DO-160EMI/EMC safeLow-smoke materials12–28 V DC
Compliance with Aviation Standards — Engineered for Fleet Reliability
Aviation lavatory faucets must align with FAA and
EASA airworthiness expectations and be qualified using
RTCA DO-160 environmental and EMI/EMC procedures.
This ensures dependable hygiene, zero interference with avionics, and stable performance across commercial aircraft cabin conditions.
Representative aviation-grade touchless faucet assembly in a lavatory concept.
Standards Overview: FAA / EASA with DO-160 Verification
DO-160 is the qualification backbone for airborne equipment and is referenced by
FAA Advisory Circulars
(e.g., AC 21-16 series) and EASA certification guidance. Overviews of DO-160 test categories are available from
Interference Technology and
CVG Strategy.
DO-160 Sections 20–22 address radiated/conducted emissions and susceptibility. Practical implementations include shielded harnesses, bonded housings,
PCB ground planes, ferrite arrays, and filtered valve drives to avoid harmonics. Industry primers:
Interference Technology,
CVG Strategy.
Immunity to ESD, RF fields, conducted transients
Proper bonding/grounding points for installers
Emission limits compatible with cabin systems (IFE, lighting, galley)
EMI/EMC-aware packaging: shielding + grounding for avionics coexistence.
Vibration, Shock, Temperature & Humidity
Airframes impose vibration spectra, shock events, altitude/pressure changes, and humidity swings. DO-160 environmental sections verify that sensor calibration,
solenoid timing, and seals remain stable. See overviews by
CVG Strategy and
Interference Technology.
Anti-vibration fixings and locked connectors
Calibration preserved across thermal cycles
O-rings/valves validated for long service life
Environmental test concept illustrating mounting and harness routes.Integration study for vibration-aware mounting inside lavatory assemblies.
Flammability, Smoke & Chemical Resistance
Cabin interiors require low-smoke, flame-retardant materials and wiring. Exterior metals (e.g., PVD stainless) must withstand airline disinfectants without film failure.
Related: FAA’s design approvals and cabin safety
considerations; accessibility rules at 14 CFR §382.63.
Low-smoke polymers and jacketed cables
Finish durability under approved cleaning agents
Thermal design to avoid hot-spot ignition
Materials and finish selection for cabin fire-safety and durability.
Power, Isolation & Aircraft Integration
Designed for 12–28 V DC (with optional AC service converters). Includes reverse-polarity protection, current limiting, and noise filtering.
Guidance on certification paths via FAA STC /
EASA STC frameworks; example industry STC news: Adams Rite touch-free faucet EASA STC.
Connectorization for fast line maintenance (MRO)
Bonding/grounding instructions in install docs
Harness lengths & service clearances standardized
Harness + isolation scheme for low-noise DC integration.Lavatory assembly showing DC routing and service access.
Documentation, Traceability & Maintainability
Each serialized faucet is tied to configuration control and DO-160 test evidence. Deliverables include installation manuals, wiring diagrams,
maintenance intervals, recommended spares, and parts catalogs. See FAA/EASA portals for
aircraft certification and
EASA product domains.
Optional: integration kits (mounting plates, harnesses, fittings) to standardize minor-mod or STC paths across fleets.
Example documentation package: install, wiring, spares, and test references.
Assembly detail: sensor and valve routing.Layout concept: plate geometry and service clearances.Exploded view: fasteners, gaskets, access points.
These links provide neutral, verifiable context for certification pathways, environmental testing, EMI/EMC controls, and cabin safety rules relevant to aviation-grade touchless faucets.
