Description
Honeywell Aircraft ELCU 3B39-2A Series delivers Sil‑Met™ repair solutions for power relays, electrical contacts, and terminal boards. Designed as piece part support only, this unit is compatible with Boeing B747, B757, and B767 aircraft. It references the A-107DD contactor (SPST, 28 Volts, 100 Amps), ensuring robust performance for critical electrical systems.
Flexible maintenance options include
- buying new or overhauled
- exchange
- overhauling & return
- selling your core
- or trading your core.
Ideal for commercial, heavy jet, and military applications. Always consult your aircraft manual to verify fitment before ordering. Trust Honeywell’s proven repair technology to maintain electrical reliability while controlling operational costs.





