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Automatic

An automatic door closer (more often called a "door opener") opens the door itself, typically under the control of a push button, motion detector or other device, and then closes it as well, typically employing a motion or proximity detector to determine when it is safe to close the door.

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  1. LCN 4040SE-DE-24V-LH-AL Double Egress Arm Sentronic Single Point Door Closer/Holder Left Hand

    LCN 4040SE-DE-24V-LH-AL Double Egress Arm Sentronic Single Point Door Closer/Holder Left Hand

    The 4040SE-DE SENTRONIC® is a heavy duty, non-handed, nonsized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. Learn More
    $468.56

  2. LCN 4040SE-DE-24V-RH Double Egress Arm Sentronic Single Point Door Closer/Holder Right Hand

    LCN 4040SE-DE-24V-RH Double Egress Arm Sentronic Single Point Door Closer/Holder Right Hand

    The 4040SE-DE SENTRONIC® is a heavy duty, non-handed, nonsized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. Learn More
    $468.56

  3. LCN 4040SE-LONG-24V Long Arm Sentronic Single Point Door Closer/Holder

    LCN 4040SE-LONG-24V Long Arm Sentronic Single Point Door Closer/Holder

    The 4040SE-LONG-24V SENTRONIC® is a heavy duty, non-handed, nonsized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. Learn More
    $443.06

  4. LCN 4040SE-STD-120V-AL Standard Arm Sentronic Single Point Door Closer/Holder

    LCN 4040SE-STD-120V-AL Standard Arm Sentronic Single Point Door Closer/Holder

    The 4040SE-STD-120V-AL SENTRONIC® is a heavy duty, non-handed, nonsized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. Learn More
    $443.06

  5. LCN 4040SE-STD-120V-BRASS Standard Arm Sentronic Single Point Door Closer/Holder

    LCN 4040SE-STD-120V-BRASS Standard Arm Sentronic Single Point Door Closer/Holder

    The 4040SE-STD-120V SENTRONIC® is a heavy duty, non-handed, nonsized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. Learn More
    $443.06

  6. LCN 4040SE-STD-120V-DKBRZ Standard Arm Sentronic Single Point Door Closer/Holder

    LCN 4040SE-STD-120V-DKBRZ Standard Arm Sentronic Single Point Door Closer/Holder

    The 4040SE-STD-120V SENTRONIC® is a heavy duty, non-handed, nonsized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. Learn More
    $443.06

  7. LCN 4040SE-STD-120V-LTBRZ Standard Arm Sentronic Single Point Door Closer/Holder

    LCN 4040SE-STD-120V-LTBRZ Standard Arm Sentronic Single Point Door Closer/Holder

    The 4040SE-STD-120V SENTRONIC® is a heavy duty, non-handed, nonsized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. Learn More
    $443.06

  8. LCN 4040SE-STD-24V-AL Standard Arm Sentronic Single Point Door Closer/Holder (24V AC/DC)

    LCN 4040SE-STD-24V-AL Standard Arm Sentronic Single Point Door Closer/Holder (24V AC/DC)

    The 4040SE-STD-24V SENTRONIC® is a heavy duty, non-handed, nonsized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. Learn More
    $443.06

  9. LCN 4040SE-STD-24V-BRASS Standard Arm Sentronic Single Point Door Closer/Holder (24V AC/DC)

    LCN 4040SE-STD-24V-BRASS Standard Arm Sentronic Single Point Door Closer/Holder (24V AC/DC)

    The 4040SE-STD-24V SENTRONIC® is a heavy duty, non-handed, nonsized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. Learn More
    $443.06

  10. LCN 4040SE-STD-24V-DKBRZ Standard Arm Sentronic Single Point Door Closer/Holder (24V AC/DC)

    LCN 4040SE-STD-24V-DKBRZ Standard Arm Sentronic Single Point Door Closer/Holder (24V AC/DC)

    The 4040SE-STD-24V SENTRONIC® is a heavy duty, non-handed, nonsized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. Learn More
    $443.06

  11. LCN 4040SE-STD-24V-LTBRZ Standard Arm Sentronic Single Point Door Closer/Holder (24V AC/DC)

    LCN 4040SE-STD-24V-LTBRZ Standard Arm Sentronic Single Point Door Closer/Holder (24V AC/DC)

    The 4040SE-STD-24V SENTRONIC® is a heavy duty, non-handed, nonsized closer/holder designed to provide single point hold open for fire and smoke barrier doors. The door is held open until current interruption releases the holding mechanism and the door closes. Single lever (track) arm closer is specifically designed for interior doors. Learn More
    $443.06

  12. Norton 7213MPI-LH-24V-689 Support Unit Slide Track Electromechanical Closer/Holder Releasing Device Left Hand

    Norton 7213MPI-LH-24V-689 Support Unit Slide Track Electromechanical Closer/Holder Releasing Device Left Hand

    The 7213MPI Electromechanical Closer/Holders combine the functions of an electromechanical door holder with the 7700 series door closer. Infinite Hold Open: The door will hold open at any degree of opening up to 175° with a maximum allowable door opening of 180° (the exception is series 7250 which opens to 110º). Infinite Hold Open can be set in the field by turning the cam. Learn More
    $477.95

  13. Norton 7213MPI-RH-24V-689 Support Unit Slide Track Electromechanical Closer/Holder Releasing Device Right Hand

    Norton 7213MPI-RH-24V-689 Support Unit Slide Track Electromechanical Closer/Holder Releasing Device Right Hand

    The 7213MPI Electromechanical Closer/Holders combine the functions of an electromechanical door holder with the 7700 series door closer. Infinite Hold Open: The door will hold open at any degree of opening up to 175° with a maximum allowable door opening of 180° (the exception is series 7250 which opens to 110º). Infinite Hold Open can be set in the field by turning the cam. Learn More
    $515.98

  14. Norton 7243MPDI-LH-24V-689 Master Unit Connected Free Swing Arm Electromechanical Closer/Holder Releasing Device Left Hand

    Norton 7243MPDI-LH-24V-689 Master Unit Connected Free Swing Arm Electromechanical Closer/Holder Releasing Device Left Hand

    The 7243MPDI Electromechanical Closer/Holders combine the functions of an electromechanical door holder with the 7700 series door closer. Infinite Hold Open: The door will hold open at any degree of opening up to 175° with a maximum allowable door opening of 180° (the exception is series 7250 which opens to 110º). Infinite Hold Open can be set in the field by turning the cam. The connected free swing arm assembly provides the convenient automatic closing fire door protection for health care facilities or other locations where it is desired to neutralize the effort required to open or close a door. With no spring force on the door during the normal operation, patients, the handicapped and/or staff find the door easy to open, close or leave ajar. Learn More
    $1,076.25

  15. Norton 7243MPDI-RH-24V-689 Master Unit Connected Free Swing Arm Electromechanical Closer/Holder Releasing Device Right Hand

    Norton 7243MPDI-RH-24V-689 Master Unit Connected Free Swing Arm Electromechanical Closer/Holder Releasing Device Right Hand

    The 7243MPDI Electromechanical Closer/Holders combine the functions of an electromechanical door holder with the 7700 series door closer. Infinite Hold Open: The door will hold open at any degree of opening up to 175° with a maximum allowable door opening of 180° (the exception is series 7250 which opens to 110º). Infinite Hold Open can be set in the field by turning the cam. The connected free swing arm assembly provides the convenient automatic closing fire door protection for health care facilities or other locations where it is desired to neutralize the effort required to open or close a door. With no spring force on the door during the normal operation, patients, the handicapped and/or staff find the door easy to open, close or leave ajar. Learn More
    $1,022.44

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