XK-RANGE

  • Robust housing made of cast iron GGG40
  • Bronze alloy Drive Sleeve C95400
  • IP67 enclosure
  • Suitable for Multi turn valves such as Gate valves and Globe valves and Penstocks.
  • Available in 5 sizes, delivering torque up to 4,000 Nm

 

 

 

XK-Range Gearboxes – Compact Power, Serious Reliability

The XK-Range gearboxes from Alfa Gears are designed for applications where compact design and dependable performance must go hand in hand.

Engineered with a focus on efficiency and durability, the XK-Range delivers smooth quarter-turn operation, reliable torque transmission, and long service life. Built according to proven gearbox principles, this range offers the strength you expect — without unnecessary bulk.

Fully compatible with the ALFA insert system and suitable for a wide range of valve applications, the XK-Range is the smart choice for projects where space is limited but performance cannot be compromised.

Alfa Gears XK-Range
Compact by design. Strong by nature. Built to perform.

 

General technical information

Alfa-Series quarter-turn worm gearboxes are applied to ball valves, butterfly valves, dampers and other 90° rotary valves. Alfa Gears hand wheels are with a variety models for optimal operation.
Alfa Gears quarter-turn Worm gearboxes are with good mechanical quality and steady operating performance which apply to deal with variety climate and temperature. We strive to develop Alfa Gears valve gear operators to meet higher demands in the market.
  • Enclosure: IP67 Standard (IP68 on request)
  • Working Temperature: From -50°C to 150°C (-4°Fto248°F)
  • Painting: Black RAL 9005, or according customer specification

The flange connecting to valve is according to EN ISO5211 or DIN3210 (Customization). including Sintered coupling system for various shaft connections. Please click on our link to dowload the Alfa Gears Dimensions or Alfa Gears Materials specification.

Our high standards

    1. Ductile Cast Iron Housing
    2. Bronze alloy drive sleeve material
    3. High strength steel C45 Input shaft
    4. Extendable tube available on request
    5. Compact structure
    6. Available in all RAL colours on request
    7. High performance axial bearings
Download XK Range Datasheet Installation and Operating Manual Englisch Installation and Operating Manual Englisch Datasheet XK5 (F10) Metric Datasheet XK5 (F12) Metric Datasheet XK5 (F14) Metric Datasheet XK10 (F10/F12) Metric Datasheet XK10 (F14) Metric Datasheet XK20 (F14) Metric Datasheet XK20 (F16/F25) Metric Datasheet XK40 (F16) Metric Datasheet XK40 (F25/F30) Metric Datasheet XK1 Metric

Options XK-RANGE

Brackets & Couplings

Brackets and couplings suitable for each type of Alfa gearbox or any pneumatic ,electric or hydraulic actuator.
Brackets & Couplings

XK-1

The XK-1 with a ratio 1:1 is designed to use on the Alfa M Range to change the input shaft position by 90°. Primarily used for underground applications.
XK-1

Handwheels

The Alfa Handwheels are available in various types such as: (SW) Steel Welded (SSW) Stainless Steel Welded (SP) Steel Pressed (SC) Steel Casted
Handwheels

More information

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