🔊What is IN-3 Nixie Tube?
The IN-3 is a neon bulb. It’s perfect for nixie clocks as a colon separator. Also, can be used for any other application that requires small and nicely glowing light. Tube size is 15mm (0.6 inch).
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📈 IN-3 Connection scheme
🎼IN-3 Tube Size
Height without pins – not less than 27 mm
The length of leads – at least 35 mm
The diameter of the bulb – no more than 6.8 mm
The width of the spatula – not more than 7.2 mm
Weight – not more than 1.5 g
🎚️IN-3 Tube Equivalent
- INS-1 (threaded )
- INS-1 (with pins)
- IN-28
- IN-21
🏭IN-3 tube Manufacturers:
Voskhod Factory 
Novosibirsk Factory 
Reflector Factory (considered to be of higher quality)
Svetlana Factory
Gazotron (the most common)
Melz
The manufacturers such as Voskhod, Reflector, and Svetlana are known for producing reliable and high-quality vacuum tubes.
IN-3 Nixie Dot tube FAQ:
What is the average price for IN-3 tubes?
IN3 nixie tube average price ranges from about $10 to $20 for 100pcs original packed box
How many IN-3 tubes you need for DIY Nixie Watch?
Typically, it is common to use 2 to 4 IN-3 tubes as separators, when creating a project that displays hours, minutes, and seconds.
Why are IN-3 Nixie tubes so expensive?
IN-3 Nixie tubes can be expensive due to their rarity, growing demand, limited supply, condition variations, quality differentials, and their niche market targeting enthusiasts and collectors.
📊IN-3 Nixie Tube Datasheet:
| The operation voltage | 60-90 V |
| The voltage damping resistance with 300 kOhm | not less than 55 V |
| Rated Current | 0.8 mA |
| The warranty period of life | not less than 5000 hours at a voltage not exceeding 95 V |
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- We have many variations of IN-3 tubes (different years of manufacture).
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