Spann-Boxes

Murtfeldt Spann boxes are specialized mechanical components designed for tensioning and guiding conveyor systems, typically used in industrial applications. These tensioning boxes, also known as chain tensioners or belt tensioners, are essential for maintaining consistent tension on belts, chains, or similar conveyor mediums. Proper tensioning is critical for ensuring smooth, uninterrupted operation, preventing slippage, reducing wear, and extending the lifespan of the equipment. Murtfeldt, a renowned manufacturer of technical plastic materials, specializes in developing high-performance components that meet the needs of modern industries, particularly in automation, food processing, and logistics.

  • Durability and Low Maintenance
     
  • Versatile and Adjustable Tensioning
View All Spann-boxes

Mini-tensioner with arc segment profile

The smallest automated chain tensioner in our range of tensioning systems. For smaller chains up to 5/8″ chain pitch

Spann-Boy TS arc segment profile

Space-saving tensioning system to be mounted next the the chain.

Spann-boy TS with Sprocket

Space-saving tensioning system to be mounted next to the chain.

Spann-Boy TS-EP

New, elliptical chain guide profile. 180 rotatably mounted. Ideal for dynamic applications.

Spann-Box® size 0 with semi-circular profile

Robust tensioning system with plastic housing, slimmest in the Murtfeldt range. Ideal for narrow installation spaces.

Spann-Box® size 30 with arc segment profile

Robust tensioning system, plastic housing, no corrosion.

Spann-Box® size 1 with arc segment profile

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Spann-Box® size 1 with semi-circular profile

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Spann-Box® size 1 with 180° return profile

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Spann-Box® size 1 with sprocket type K-L

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Spann-Box® size 1 with sprocket type K-S

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Spann-Box® size 2 with arc segment profile

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Spann-Box® size 2 with semi-circular profile

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Spann-Box® size 2 with 180° -return profile

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Spann-Box® size 2 with block profile

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