# Japy 4001

The Japy 4001 is an arithmetic calculator with 12 digits precision and algebraic logic. It has 10 functions, 29 keys, and a VFD (vacuum fluorescent) display. The power source is 4xAA.
**Note:** Hermes 4001

## Facts at a glance:

Feature | Value |
---|---|

Type | Arithmetic |

Functions | 10 |

Keys | 29 |

Precision | 12 |

Logic | Algebraic |

Display type | VFD |

Printer | Yes |

Length | 225mm |

Width | 125mm |

Thickness | 46mm |

Power Consumption | 2.800000W |

Power Source | 4xAA |

Year introduced | 1980 |

Year discontinued | 1980 |

## Replacements:

If you have a Japy 4001 that is no longer working, you can first try replacing the 4xAA batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent.

We suggest the following current models as possible replacements: