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    Discontinued

    Rotary Actuators

    Series 41 and 81 Modutrol IV™ Motor

    Series 41 and 81 Modutrol IV™ motors are 2-position (line and low-voltage control, respectively) spring return motors.

    Overview
    Series 41 and 81 Modutrol IV™ motors are 2-position (line and low-voltage control, respectively) spring return motors. They are used to operate normally open (NO) or normally closed (NC) dampers or valves in applications where it is necessary or desirable to have the controlled element return to the starting position in the event of power failure or interruption.Features & Benefits:
    • Fixed torque throughout the entire voltage range
    • Integral junction box provides NEMA 3 weather protection
    • Motor and circuitry operate from 24V AC; models available with factory installed transformer, or a field added internal transformer
    • Quick-connect terminals are standard (screw terminal adapter is available)
    • Adapter bracket for matching shaft height of older motors is available
    • Die-cast aluminum housing
    • Motors have auxiliary switch cams
    • Integral auxiliary switches are available factory mounted, or can be field added
    • Motors have dual shafts (slotted and tapped on both ends)
    • Nominal timing standard of 30 seconds (90° stroke), and 60 seconds (160° stroke); other timings available
    Certifications:
    • UL Listed: File No. E4436, Guide No. XAPX for USA and Canada
    • U.S. Patents Pending
    Honeywell will provide product support until
    Others
    Name
    Description
    File Size
    Date
    Size
    EC Declaration of Conformity
    application/pdf 90.48 KB
    8/1/2014
    90.48 KB
    Reference Guides
    Name
    Description
    File Size
    Date
    Size
    Honeywell Damper Adjustment Guide
    application/pdf 161.47 KB
    12/1/1970
    161.47 KB
    Engineering Specifications
    Name
    Description
    File Size
    Date
    Size
    M4182, M4185, M4186, M8175, M8182, M8185 Modutrol IV� Motors Specification Data
    application/pdf 57.64 KB
    5/1/1996
    57.64 KB
    Data Sheet
    Name
    Description
    File Size
    Date
    Size
    Product Data
    application/pdf 526.93 KB
    10/1/2000
    526.93 KB
    Servomoteurs Modutrol IV Series 41 et 81 Notice Technique
    application/pdf 704.56 KB
    10/1/2012
    704.56 KB
    Product Data - French
    application/pdf 420.69 KB
    1/1/1992
    420.69 KB
    Series 41 and 81 Modutrol IV Motors Product Data
    application/pdf 658.46 KB
    10/1/2012
    658.46 KB
    Name
    Description
    File Size
    Date
    Size
    Product Data
    application/pdf 526.93 KB
    10/1/2000
    526.93 KB
    EC Declaration of Conformity
    application/pdf 90.48 KB
    8/1/2014
    90.48 KB
    Servomoteurs Modutrol IV Series 41 et 81 Notice Technique
    application/pdf 704.56 KB
    10/1/2012
    704.56 KB
    Product Data - French
    application/pdf 420.69 KB
    1/1/1992
    420.69 KB
    Series 41 and 81 Modutrol IV Motors Product Data
    application/pdf 658.46 KB
    10/1/2012
    658.46 KB
    M4182, M4185, M4186, M8175, M8182, M8185 Modutrol IV� Motors Specification Data
    application/pdf 57.64 KB
    5/1/1996
    57.64 KB
    Honeywell Damper Adjustment Guide
    application/pdf 161.47 KB
    12/1/1970
    161.47 KB
    Name
    Description
    File Size
    Date
    Size
    EC Declaration of Conformity
    90.48 KB
    8/1/2014
    Honeywell Damper Adjustment Guide
    161.47 KB
    12/1/1970
    M4182, M4185, M4186, M8175, M8182, M8185 Modutrol IV� Motors Specification Data
    57.64 KB
    5/1/1996
    Product Data
    526.93 KB
    10/1/2000
    Servomoteurs Modutrol IV Series 41 et 81 Notice Technique
    704.56 KB
    10/1/2012
    Product Data - French
    420.69 KB
    1/1/1992
    Series 41 and 81 Modutrol IV Motors Product Data
    658.46 KB
    10/1/2012
    Product Number
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    M4185A1001/U
    SERIES 2 MOD IV MOTOR
    M4185A1001/U
    SERIES 2 MOD IV MOTOR
    M4185B1009/U
    Modutrol Motor, Spring Return, 60 lb-in, 120 Vac, 2-Position (SPST), Adj 90-160 deg, 30-60 s, 1x Aux Switch
    https://honeywell.scene7.com/is/image/Honeywell65/ba-bms-M4185B1009-U-left-1
    M4185B1009/U
    Modutrol Motor, Spring Return, 60 lb-in, 120 Vac, 2-Position (SPST), Adj 90-160 deg, 30-60 s, 1x Aux Switch
    https://honeywell.scene7.com/is/image/Honeywell65/ba-bms-M4185B1009-U-left-1
    M4185B1058/U
    Modutrol Motor, Spring Return, 60 lb-in, 24120230 Vac, 2-Position (SPST), Adj 90-160 deg, 30-60 s, 1x Aux Switch
    https://honeywell.scene7.com/is/image/Honeywell65/ba-bms-M4185B1009-U-left-1
    M4185B1058/U
    Modutrol Motor, Spring Return, 60 lb-in, 24120230 Vac, 2-Position (SPST), Adj 90-160 deg, 30-60 s, 1x Aux Switch
    https://honeywell.scene7.com/is/image/Honeywell65/ba-bms-M4185B1009-U-left-1
    M4185E4014/U
    Modutrol Motor, Spring Return, 60 lb-in, 120 Vac, 2-Position (SPST), Adj 90-160 deg, 30-60 s, 1x Aux Switch
    https://honeywell.scene7.com/is/image/Honeywell65/ba-bms-M4185B1009-U-left-1
    M4185E4014/U
    Modutrol Motor, Spring Return, 60 lb-in, 120 Vac, 2-Position (SPST), Adj 90-160 deg, 30-60 s, 1x Aux Switch
    https://honeywell.scene7.com/is/image/Honeywell65/ba-bms-M4185B1009-U-left-1
    M8185D1006/U
    Modutrol Motor, Spring Return, 60 lb-in, 24 Vac, 2-Position (SPST), Adj 90-160 deg, 30-60 s
    https://honeywell.scene7.com/is/image/Honeywell65/ba-bms-M8185D1006-U-left-1
    M8185D1006/U
    Modutrol Motor, Spring Return, 60 lb-in, 24 Vac, 2-Position (SPST), Adj 90-160 deg, 30-60 s
    https://honeywell.scene7.com/is/image/Honeywell65/ba-bms-M8185D1006-U-left-1