Eggtimer ION Altimeter Case – AV Bay Mount w/ Venting + Jumper Access (No Supports)

Eggtimer ION Altimeter Case

Protect and securely mount your Eggtimer ION with this purpose-built avionics case.

(2-Piece, Heat-Insert Design)

A compact, durable enclosure designed specifically for the Eggtimer ION altimeter. This case keeps your electronics protected while maintaining proper airflow and easy access to critical connections.

🔧 Features

• Two-piece design

  • Simple assembly and easy access to internals

• Purpose-built fit

  • Securely holds an Eggtimer ION altimeter

• Heat insert mounting

  • Altimeter mounts using 2mm heat-set inserts

  • Case lid secures with 3mm heat-set inserts

• Integrated air vents

  • Ensures accurate pressure readings for reliable altitude data

• Access slot for power jumper

  • Designed to allow pliers or forceps to easily install/remove the power jumper without disassembly

• Compact & field-ready

  • Lightweight and rugged for rocket avionics bays

🧩 Assembly

1. Install 2mm heat-set inserts into the altimeter mounting points

2. Install 3mm heat-set inserts into the lid mounting holes

3. Mount the Eggtimer ION altimeter inside the case

4. Close the lid and secure with M3 screws

🖨 Print Recommendations

• Material: PLA+, PETG, or ABS

• Layer height: 0.2mm

• Infill: 15–25%

• Supports: Not required

• Orientation: Print both halves flat on the bed

🚀 Notes

• Air vents are intentionally sized for proper barometric response—do not block or seal them

• Designed for easy pre-flight handling, especially when arming the altimeter via jumper

• Ideal for small to mid-power rocket builds

If you make one, I’d love to see your setup—post a make!