H3 Excavator Mulcher

H3 Excavator Mulcher

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H3 new mulcher – attachment for mini excavators 2-5 t

Small excavator + hyd. cutter Great in greenspace maintenance!

The new type of excavator mulcher H3, the lightest excavator attachment from SEPPI M. comes with reinforced frame made of wear-resistant steel (Hardox R) for a very long life. This head is ideal for mounting on mini-excavators for the maintenance of small greenspaces, riverbanks and canals. New are the reinforced bearing and and stronger support roller. The mechanical float adaptor to follow the contours of the ground is now in standard version.

New DRAIN SAFE TM safety valve protects the motor in case of incorrect use!

A suitable hydraulic system is necessary for operation.


  • mulching head suitable for hydraulic excavator arm from 2 to 5 t weight
  • mulches grass and bushes up to 3 cm [1”] Ø
  • predisposed for interface plate (universal for all kind of excavator attachments)
  • transmission with hydr. motor of choice
  • pressure: 150-250 bar
  • recommended oil flow: 20-90 l/min
  • DRAIN SAFE TM safety valve
  • front protection: chains
  • rear protection: safety rubber flap
  • mechanical float adaptor to follow the
    contours of the ground
  • adjustable reinforced support roller
  • standard rotor: SMW knives


  • rotor with Y knives without shackles
  • rotor with Y knives on shackles
  • variable displacement motor 22-45 cm³ with relief valve
  • Hydraulic gear motor 11 cm3 or 17 cm3 with flow control valve
  • flow control valve
  • attachment – interface plate
  • 190° hydraulic rotation plate
  • roller scraper

​Notes:  Independent hyd. circuit recommended. 3 hyd. lines required: pressure, return and case drain.  Machine delivered without hoses or interface plate.