Bug

Important

  1. Use high-drain, high quality IMR batteries only.
  2. The device will not trip if a short circuit occurs directly in parallel to the poles of your battery, for example due to insulation damage or wrong battery placement.
  3. The Bug is not guaranteed to protect you or your equipment under all possible circumstances, since the tripping time depends on many factors, such as the resistance seen by your battery, its discharge rate and mAh capacity, and the ambient temperature. Use common sense and replace your old, damaged, or stressed batteries.
  4. Due to its nature, the Bug comes with absolutely no warranty and should be regarded as disposable. Do not attempt to disassemble or repair the device unless you are professionally qualified.

Tips

  1. The Bug will get warm when it trips. This behaviour is normal and indicates that the device has responded to an over-current or short-circuit.
  2. The fuse used in the Bug is resettable. However, it requires a few seconds to cool down after a short-circuit before it can be used again. Expect a slight reduction in performance for a few minutes after a tripping event, even if the device appears to be cool.
  3. The performance of the Bug will slowly deteriorate with every trip. Eventually, it may need to be replaced. After many tripping cycles, it might not work at all, or may show a significant voltage drop.
  4. The tripping time ranges from a few hundred milliseconds (hard-short, IMR battery), to a few seconds (8.5A current at room temperature). This means that the Bug provides secondary protection, which is enough to prevent mechanical equipment and battery damage under most short-circuit / over-current conditions.
  5. The Bug has no polarity. It can be used with all telescopic mods in any orientation, before or after the battery and next to its positive or negative pole. However, it is advised to place it far from your atomizer since its performance depends heavily on the ambient temperature.
  6. If your mod has a significant short-circuit resistance (over 0.2 Ohms), or your battery has a significant internal resistance, the Bug will not respond fast enough since the short-circuit current will be limited by these resistances. Performance testing should only be done using well-maintained, high performance mechanical mods and high quality IMR batteries.

19 thoughts on “Bug

  1. Yvonne says:

    Hi,
    I just bought the Roller 3 SE and a bug. What configuration should i use with IMR 18350 batteries (cause bug does not touch battery) ? Should I use the spring AND the bug ?
    Thanks in advance
    Yvonne

    • Yvonne says:

      Hello,
      I sure would like tu use the second choice….but I could not find any hex hole neither on the bug or on the mod…. In the middle on the bottom disc of my mod , the only hole I founded is a round one…..
      Thanks in advance…
      Yvonne

    • Tasos says:

      Yvonne,

      if you look more carefully you will notice that the “round” hole actually has hex formation inside 😉 Please give it a second look and let us know!

    • Tasos says:

      Hello Yvonne,

      you may do one of the following:

      1. either use the spring together with the Bug, as you suggest.
      In this case the spring has the role of a spacer and the Bug does all the protection job.

      2. or adjust the bottom disc higher until it makes the Bug contact with the battery.
      To do this, you simply use a hex tool through the hex hole in the middle of the bottom disc 😉

      Hope this helps!

  2. reid says:

    can you explain the differences between your ptc fuse and the bug? from what i can tell if you have the basic ptc fuse there is no need for the bug, what does the bug do better/different.

    • Tasos says:

      Hello Reid, many thanks for contacting us!
      The Bug and the PTC fuse are no different projects. In fact, the Bug is a construction that houses a carefully-selected, high-amp, resettable polymeric PTC fuse inside an acetal and silver plated brass sandwich. The bug utilises the properties of the PTC element contained inside it – it is a final project whilst a properly selected PTC is the fundamental part of any Bug 🙂 For more about the Bug please read http://demo.afternet.gr/atmizoo-old/shop/bug/?lang=en

    • Tasos says:

      Hello Isidoros,

      The bug can be used with or without the spring. The purpose of the bug is to offer proper short circuit protection, so normally you won’t be needing the spring. The spring can only be useful for length compromises when inserting different sized batteries inside a fixed length tube.For specific details please see http://demo.afternet.gr/atmizoo-old/shop/bug/?lang=en

    • Taz says:

      Γεια χαρά! Θα πρέπει να ελεγχθεί με ειδικό όργανο για να δούμε αν έχει επηρεαστεί η λειτουργία του. Μπορείς να το επιστρέψεις είτε σε εμάς απευθείας, είτε στο κατάστημα που το αγόρασες, ώστε να κάνουμε την αντίστοιχη διαδικασία. Θα φροντίσουμε να σε ενημερώσουμε το συντομότερο δυνατό από τη στιχμή που θα το λάβουμε για το αποτέλεσμα 😉

    • manu says:

      Hey Ich,

      It has an external diameter of 18.3mm, so it can’t fit in the Guppy. The safest way to vape with the Guppy without sacrificing a lot in performance is to use a black AW 16340 (protected) battery. It has a slightly higher internal resistance compared to the red one.

    • manu says:

      Όταν χρησιμοποιείς μπαταρίες με προστασία, η προστασία της μπαταρίας δουλεύει πιο γρήγορα από το Bug! Σε αυτήν την περίπτωση, δεν χρειάζεται να χρησιμοποιήσεις το Bug, αφού στην ουσία δεν θα κάνει τίποτε.

      Από πλευράς απόδοσης, η χρήση μπαταρίας IMR + Bug δίνει πολύ καλύτερη απόδοση σε σχέση με χρήση protected μπαταρίας ICR, αφού οι IMR έχουν πολύ μικρότερη εσωτερική αντίσταση σε σχέση με τις protected μπαταρίες.

      Οπότε ο καλύτερος συνδυασμός ασφάλειας + απόδοσης είναι σαφώς η χρήση high-drain IMR μπαταριών μαζί με Bug.

      Αυτό δεν ισχύει φυσικά για όλα τα αντίστοιχα fuses της αγοράς αφού κάποια παρουσιάζουν πολύ μεγάλη πτώση τάσης.

  3. aarboh says:

    Hi Guy’s,
    I’m thinking to buy the Bug for safety reasons but I’m personally have a question regarding the switch of my Roller or the Roller himself:

    I cant find the max. rate of current which the Roller-switch (or Roller) can handle. For example: if the Roller-switch( or Roller) can handle max.4-5 A it would not make any sense to use the Bug (up to ~7 A I guess). Am I right ?. So I need to know the max. current which the Roller can safetly handle without the Bug. It would make my decision much easier 😉
    Thank’s & best regards
    Aaron

    • aarboh says:

      thx a lot… I’m not always willing to bring the Roller into this kind of stress (e.g. 7A or more) it was just a question in general if it make sense to use the Bug or not. As I explained if the switch would only handle up to e.g.4-5 Ampere a “Fuse” of 7A would not make any sense. Thats why I’m asking.
      – Great support –
      Aaron

    • manu says:

      The switch of the Roller can handle 7A just fine, but at such high current levels, you need to take extreme care to:

      – Keep the switch clean from dust and moisture.
      – Apply at least ~600g force on the button.

      The rating of a switch is a function of surface area vs. contact force. Since the contact force of all rebuildable switches used on mech mods is directly controlled by our fingers, there is no objective “rating”. Under high current levels, the button simply needs to be pressed with a force higher than 600g.

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