Ratelco 120-2712 IC-9 mobil intercom

The Ratelco IC‑9 120‑2712 Mobile Intercom is an industrial hand‑held communication device that integrates a rugged housing, built‑in speaker/microphone, and a dedicated power supply with battery charging circuitry. Common failure modes for this model include loss of audio due to a faulty speaker or microphone connector, intermittent operation caused by degraded battery cells or charger board faults, and complete shutdown from a failed power supply module or blown fuse. First‑check diagnostics should verify the unit’s external power input (voltage and polarity), inspect the internal battery pack for swelling or discharge, and test the audio path with a multimeter across the speaker/mic terminals while checking for shorts on the power board.[oss-gpt-20b]

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We specialize in the repair and refurbishment of high-end industrial control electronics and power systems like this unit.

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