Product Weight


Product Carrier Weight
9.0-14 t


Oil Flow Range
60-100 l/min

Rammer's R12P hydraulic hammer has been designed to provide the simple, yet reliable, but most importantly a cost-effective solution to your breaking needs, for carriers ranging between 9.0 - 14.0 tonnes.

View Product brochure.



  • Excellent power-to-weight ratio
  • Full Manufacture Warranty
  • Nitrogen Accumulator
  • Vibration and sound suppressed
  • Excavator Friendly
  • Service Friendly
  • Large Tool Diameter/Length


  • Primary Demolition
Weight 628 kg
Min. working weight, flange mounted *1 830 kg
Impact rate (frequency) 381-750 bpm
Operating pressure 100-160 bar
Pressure relief setting *2 200 bar
Pressure relief max 220 bar
Oil flow range 60-100 l/min
Back pressure max 15 bar
Input power 27 kW
Tool diameter 90 mm
Pressure line connection (IN) BSPP-internal 1"
Return line connection (OUT) BSPP-internal 1"
Pressure line size, min. inner diameter 25 mm
Return line size, min. inner diameter  25 mm
Optimum oil temperature 40-60 °C
Allowed oil temperature range -20-80°C
Optimum oil viscosity at operating temperature 30-60 cSt
Allowed viscosity range 20-1000 cSt
Carrier weight range *3 9.0-14.0 t
Noise level, measured (2000/14/EC) 121 dB(A)
Noise level, guaranteed (2000/14/EC) 125 dB(A)

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