F-70 / Ф-70 Power Line Filter

F-70 / Ф-70 Power Line Filter

F-70 (Ф-70) is an electrical power line filter used in the helicopter electrical supply system on Mi-8, Mi-17 and Mi-171 aircraft for suppression of electrical noise and conditioning of AC/DC power. The unit helps reduce interference and stabilize supply quality to sensitive avionics and electrical loads. Manufactured to aviation quality standards, F-70 is suitable for installation in power distribution networks requiring noise reduction. Offered as a standalone certified aviation filter unit for sale with traceability and documentation available subject to contract.