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Disconnect Switches

Over 370 parts to choose from.

Disconnect switches provide a means of quickly disconnecting mechanical or electronic systems from their primary power source safely.

  • Across the line, motor starting - up to 300hp @ 600V
  • General Use Rating - 16A to 400A @ 600V
  • Available as through door, door/panel mount, or fully enclosed options
  • Short circuit withstand ratings up to 100kA possible with backup fusing
  • Complete range of accessories including auxiliary contacts, rotary handles, changeover kits, and more

 Catalog DownloadsGeneral CatalogUL 98Dual AC/DC Rated

Click here to filter by individual part for detailed information and downloads.

LSF Series

AC/DC Extended/Direct Handle Motor Disconnect Switch

  • Dual AC/DC rated; click for the data sheet
  • Integrated Base and DIN-Rail Mounting
  • Loadsafe LSF Series
  • Switch make/break operation is independent from operator’s actuation speed
  • Silver contacts ensures safe and durable operation
  • UL 60947-4-1

UL98 Series

Extended/Direct Handle Motor Disconnect Switch

  • 3 and 4 poles
  • 30 A, 60 A, or 100 A
  • Every design is lockable in OFF position
  • Switching mechanism speed is independent fromthe operator
  • Enclosed models or polycarbonate, stainless steelor sheet metal

RT Series

AC /DC Door Mount Motor Disconnect Switch

  • Dual AC/DC rated; click for the data sheet
  • Integrated door or side panel mounting
  • Rear facing terminals for easy installation
  • Loadsafe RT Series
  • Switch make/break operation is independent fromoperator’s actuation speed
  • Silver contacts ensures safe and durable operation
  • UL Disconnect Switches 16-40 A
  • UL 60947-4-1

UL98 Larger Series

200A or 400A UL 98 Motor Disconnect Switch

  • UL98
  • Unique industry feature: Plastic materials can be 100% recycled.
  • Switch make/break operation is independent fromoperator’s actuation speed.
  • Reliable switch for demanding industrial applications.
  • Contact position check/contact condition inspectionwindow for every pole.
  • Maximum horsepower rating 300 hp @ 600V AC.

KU Series

Extended / Direct Handle Motor Disconnect Switch

  • 3-4 poles
  • General Purpose Current: 25A - 150A
  • Maximum Voltage: 600V AC
  • Motor FLA @ 480V AC: 17.5A - 34A
  • Motor FLA @ 600V AC: 11A - 83A
  • 1 Phase and 3 Phase Horsepower Rating
  • Short Circuit withstand Rating at 600V with Max. Fuse
  • Terminal Size Acceptability: 14-8AWG - 4-1/0AWG

KEM Series

Polycarbonate Enclosed Motor Disconnect Switch

  • Can be used locally at the motor
  • UL Type 4X
  • IEC IP65 Protection Level
  • UV resistant
  • Resistant to many chemicals
  • Lockable - Defeatable Handle

Accessories

Extended Handle Accessory

  • Door Interlock Handles
  • Door Interlock Shaft
  • Auxiliary Switches Fuse
  • Holder Direct Handles
  • Door Mountng Kits
  • Mounting Alternatives  - Aluminum DIN Rail

KEA Series

Aluminum Enclosed Motor Disconnect Switch

  • Can be used locally at the motor

  • UL Type 4

  • Excellent in harsh weather conditions

  • UV resistant

  • Resistant to many chemicals

  • IP66 Protection Level

  • Lockable and Defeatable Handle

KUE Series

Toggle Extended/Direct Handle Motor Disconnect Switch

  • 3 poles
  • General Purpose Current: 25A - 60A
  • Maximum Voltage: 600V AC
  • Motor FLA @ 480V AC: 17.5A - 34A
  • Motor FLA @ 600V AC: 11A - 27A
  • 1 Phase and 3 Phase Horsepower Rating
  • Short Circuit withstand Rating at 600V with Max. Fuse
  • Terminal Size Acceptability: 14-8AWG - 12-4AWG

KET Series

Sheet Metal Enclosed Motor Disconnect Switch

  • Can be used locally at the motor

  • UL Type 4

  • Excellent in harsh weather conditions

  • Resistant to many chemicals

  • Corrosion and UV resistant

  • IP65 Protection Level

  • Lockable and Defeatable Handle

EVA Series

Toggle with cover Extended/Direct Handle Motor Disconnect Switch

  • 3 poles
  • General Purpose Current: 80A - 150A
  • Maximum Voltage: 600V AC
  • Motor FLA @ 600V AC: 47A - 83A
  • 1 Phase and 3 Phase Horsepower Rating
  • Short Circuit withstand Rating at 600V with Max. Fuse
  • Terminal Size Acceptability: 4-1/0AWG

KER Series

Stainless Steel Enclosed Motor Disconnect Switch

  • Can be used locally at the motor
  • UL Type 4X
  • Ideal where chemicals are used for cleaning andmaintenance such as food processing and breweries
  • Mining is another application area
  • Stainless Steel (Grade AISI 316)
  • Corrosion Resistant
  • IP66 Protection Level
  • Lockable - Defeatable Handle
Filters
Part Selection Guide
General Purpose Current
200 A(1)
400 A(1)
UL Disconnect Approval
UL 98(2)
Poles - Disconnects
3 poles(1)
4 poles(1)
Handle Color
Black(7)
Enclosed Disconnect Switch
No(2)
Disconnect Accessories
Auxiliary Switch(10)
Blue Touch Protector(2)
Change-Over Kit(7)
Direct Handle(8)
Door Mounting Kit(30)
Fuse Holder(4)
Handles(12)
Shafts(7)
Terminal(2)
Terminal Bolt Set(6)
Terminal Cover(4)
Terminal Lug(2)
Reset Done
Part Selection Guide
General Purpose Current
200 A(1)
400 A(1)
UL Disconnect Approval
UL 98(2)
Poles - Disconnects
3 poles(1)
4 poles(1)
Handle Color
Black(7)
Enclosed Disconnect Switch
No(2)
Disconnect Accessories
Auxiliary Switch(10)
Blue Touch Protector(2)
Change-Over Kit(7)
Direct Handle(8)
Door Mounting Kit(30)
Fuse Holder(4)
Handles(12)
Shafts(7)
Terminal(2)
Terminal Bolt Set(6)
Terminal Cover(4)
Terminal Lug(2)
Reset Done
Disconnect Switches Disconnect Switches 2

    Fuse Holder- KKV 332 - Motor Disconnect Switch

    KKV 332
    This fuse holder can be retrofitted with the KU340N. Therefore, design changes can be incorporated with ease to allow a fusible disconnect.Kit shown; comes with KU340N and fuse holder.Electrical Rating (for more details contact Altech): 30 A/600V AC 30 Fuse Type 10x38, Midget  Kit Includes KV 10x38 / KU340NDATA SHEET
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    Disconnect Switches Disconnect Switches 2

      Fuse Holder- KKV 332CC - Motor Disconnect Switch

      KKV 332CC
      This fuse holder can be retrofitted with the KU340N. Therefore, design changes can be incorporated with ease to allow a fusible disconnect.Kit shown; comes with KU340N and fuse holder.Electrical Rating (for more details contact Altech): 30 A/600V AC 30 Fuse Type Class CC  Kit Includes KV 10x38 / KU340NDATA SHEET
      View
      Disconnect Switches

        Fuse Holder- KV 10x3 - Motor Disconnect Switch

        KV 10x38
        This fuse holder can be retrofitted with the KU340N. Therefore, design changes can be incorporated with ease to allow a fusible disconnect.For Use with KU340NElectrical Rating (for more details contact Altech): 30 A/600V AC 30 Fuse Type 10x38, MidgetDATA SHEET
        View
        Disconnect Switches

          Fuse Holder- KV 10x38 CC - Motor Disconnect Switch

          KV 10x38 CC
          This fuse holder can be retrofitted with the KU340N. Therefore, design changes can be incorporated with ease to allow a fusible disconnect.For Use with KU340NElectrical Rating (for more details contact Altech): 30 A/600V AC 30 Fuse Type Class CCDATA SHEET
          View
          Disconnect Switches
          Part Selection Guide
          General Purpose Current
          200 A(1)
          400 A(1)
          UL Disconnect Approval
          UL 98(2)
          Poles - Disconnects
          3 poles(1)
          4 poles(1)
          Handle Color
          Black(7)
          Enclosed Disconnect Switch
          No(2)
          Disconnect Accessories
          Auxiliary Switch(10)
          Blue Touch Protector(2)
          Change-Over Kit(7)
          Direct Handle(8)
          Door Mounting Kit(30)
          Fuse Holder(4)
          Handles(12)
          Shafts(7)
          Terminal(2)
          Terminal Bolt Set(6)
          Terminal Cover(4)
          Terminal Lug(2)
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