Rotax 912 Tachometer With Range Marks

The Aviasport IM-105 is a 57 mm electronic engine tachometer designed for continuous RPM indication with Rotax 912 and 914 engine pick-ups. Its analogue display provides a 0–7,000 rpm scale with clearly marked red, yellow and green operating ranges for straightforward RPM reference.

• Manufacturer part number: IM-105
• 57 mm panel instrument
• Electronic connection for Rotax 912/914 pick-up
• Operating supply: 10–30 VDC, suitable for 12 V and 24 V electrical systems
• Indication range: 0–7,000 rpm
• 200 rpm scale graduations
• Colour-coded range marks: red 0–1,200 and 5,800–7,000 rpm; yellow 1,200–1,800 and 5,500–5,800 rpm; green 1,800–5,500 rpm
• Plastic case; manufacturer-stated instrument weight: 220 g

Use the current engine operating manual to confirm applicable RPM limits and verify installation, connection and aircraft approval requirements before fitment. The manufacturer states that the IM-105 has not undergone safety or durability examination to civil-aviation standards.

Manufacturer documentation: Aviasport IM-105 datasheet.