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4540 Mixer

The Penta 4540 is a heavy-duty single-auger trailer mixer with a low height for skid steer loading. Ideal for high fibre diets, it can process a 4×5 bale before blending with other ingredients. Optimal for feeding up to 50 beef cattle or 75 dairy cows per load. At 437 cu ft capacity, rugged construction, and the patented Cyclone Auger, it delivers fast, consistent mixing day in and day out.

Mixer 4540 side LG

Specifications

  • CAPACITY
  • 9″ Rubber Ext.
  • 437 ft3
  • 12.4 m3
  • CAPACITY
  • 16″ Rubber Ext.
  • 485 ft3
  • 13.7 m3
  • WIDTH
  • 104 in
  • 264 cm
  • LENGTH
  • 234 in
  • 594 cm
  • HEIGHT
  • Standard Tires
  • 103 in
  • 262 cm
  • MIN HP
  • 60 hp
  • EMPTY WEIGHT
  • 10,480 lbs

Additional Info

Built for smaller operations

  • Farm-Proven Durability — Designed for long hours and extreme field conditions.
  • Patented Cyclone Auger — Accelerates forage circulation with faster, more consistent mixing via drop-through design.
  • Heavy-Duty Construction — ¾″ cold-pressed flighting and Penta's proven thick structural frames.
  • Planetary Gear Drive — Comer planetary gearboxes (3‑year warranty) for reliable power delivery.
  • Efficient Unloading — Optional flip‑up or dual conveyors, driven by tough C188 chain.

Read Our 40 Series Brochure

40 Series Mixer Brochure V2 Cover

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