CONTROLLER, POWER SUPPLY UNIT, STR (P/N 8ES005421-09) - As Removed
P/N: 8ES005421-09
Category: Batteries & Power Supply
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| As Removed | 1 Available |
Product Description
The 8ES005421-09 is a power supply unit controller supplied by Bombardier Learjet for aircraft electrical systems. This controller commands and monitors PSU functions within the airframe, sequencing power delivery and protecting the supply unit from electrical faults. It interfaces directly with aircraft power assemblies to regulate voltage and current distribution.
Installation follows the applicable aircraft maintenance manual with verification against the Illustrated Parts Catalog. Environmental qualification typically meets RTCA DO-160 standards for aerospace reliability.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
Frequently Asked Questions
What is the CONTROLLER, POWER SUPPLY UNIT, STR (P/N 8ES005421-09)?
The 8ES005421-09 is a power supply unit controller supplied by Bombardier Learjet for aircraft electrical systems. This controller commands and monitors PSU functions within the airframe, sequencing power delivery and protecting the supply unit from electrical faults.
Is the 8ES005421-09 compatible with my aircraft's avionics suite?
Avionics compatibility depends on your aircraft model and existing installation. The CONTROLLER, POWER SUPPLY UNIT, STR is available in: As Removed. We recommend checking your aircraft's wiring diagrams and STC documentation, or contact our avionics team for compatibility assistance.
Does the 8ES005421-09 come with an 8130-3 airworthiness tag?
Availability of an FAA 8130-3 tag depends on the part condition. Overhauled and repaired units typically include 8130-3 documentation. As-removed units may include a removal tag with trace history. Contact us for specific documentation on the condition you need.
Do you offer bench testing for the 8ES005421-09?
We can arrange bench testing through our network of FAA-certified repair stations. Call (904) 998-9101 for testing availability and turnaround times, or submit an RFQ with your specific requirements.
Related Batteries & Power Supply
- INVERTER – P/N 9910081-3
- INVERTER – P/N pg350-2a
- BATTERY BX /WITH LID ASSEMBLY – P/N 86410-802
- DC POWER SUPPLY, DIMMABLE – P/N 1827-1
- BATTERY CORD – P/N pv-c80
- CONVERTER, 100 AMP – P/N ms17976-2
- INVERTER – P/N 6900054-004
- INVERTER – P/N 12sp2a
- STATIC INVERTER – P/N as-24-0026-001
- CONVERTER – P/N tl710elc
- INVERTER, TY IIB 7S – P/N dh-1030-24-1200-cs
- MODULE, POWER SUPPLY (PWR4000) – P/N 622-9945-021