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Series Muffin Monster 10002

Sulzer Grinder - 10002 Muffin Monster® - Open Channel series

The 10002 Muffin Monster sewage grinder is designed to protect pumps and other equipment by grinding down the toughest wastewater solids. Its dual-shafted, slow speed, high-torque design shreds tough solids that typically cause problems in the wastewater treatment process system. Its compact design fits into areas with limited space while providing the necessary power for downstream protection.


  • Open channel configuration
  • Cutter chamber opening height of 185 mm
  • Hardened alloy steel cutters (standard), 120 mm diameter
  • Ductile iron housings
  • Hardened alloy steel shafts, 50 mm hex
  • Mechanical seals with tungsten carbide faces, 6 bar working pressure
  • Available with channel or wall mounted frame for easy installation


  • Flow rates up to 41.4 m3/hr


  • Pump stations
  • Collection systems
  • Headworks at wastewater treatment
  • Private facility discharge to municipal sewer system
  • Prison sewage system protection
  • Industrial wet waste grinding and maceration

Monster Renew grinder

In place of repairing a worn grinder, choose a Monster Renew unit. Sulzer provides a new, factory-built grinder cartridge to replace the worn grinder cartridge. Remove the motor and reducer from the worn unit, install the motor and reducer on the Monster Renew unit, and install the new assembly in place of the worn unit.

Benefits include:

  • Minimizes operational downtime
  • Quick turnaround
  • All new parts
  • Great time to upgrade unit
  • Full factory warranty on the Monster Renew grinder cartridge

Muffin Monster motor assembly

  • 1.5 kW standard, 2.2 kW gear motor optional
  • Optional explosion proof and immersible motors available
  • 25:1 reducer, cycloidal design

Muffin Monster controller

  • Ensures maximum grinding ability with minimum stoppage
  • Designed and programmed for specified motor

Muffin Monster frame options

  • Adapt grinders for easy installations
  • Channel frames to fit most channel types
  • Wall frames to mount on flat or round walls
  • Type 304 or 316 stainless steel construction
  • Guide rails for easy installation and maintenance

Performance curves

Muffin Monster grinder cutters

Tooth count Thickness Material
7-tooth 11 mm Hardened alloy steel
11-tooth 8 mm Hardened alloy steel
17-tooth Wipes Ready® 11 mm Hardened alloy steel

Muffin Monster grinder materials

Part Material
Housings Ductile Iron
Cutters Hardened alloy steel
Shafts Hardened alloy steel
Mechanical seals Tungsten carbide faces
Gaskets Cork and fubber

Dimensions (mm)



Standart dimensions2, mm


Inline model

Flow rate1 , m3/h

Head drop, mm

A (IP55)

A (IP68)

Approximate net weight- kg

10000-B100-DI 41.4 146 1016 1166 153

1 Flow based on optimum channel conditions. Consult factory for analysis of application.
2 Drive dimensions are a maximum based on a unit with a 2.2 kW drive.

10002 Muffin Monster grinder model coding

Product family
Solids reduction sewage grinder Q                          
Grinder family 10K Muffin Monster   1                        
Grinder configuration New unit with motor (specified separately)     2                      
  Monster Renew unit     E                      
  Monster Renew unit with spool     F                      
Stack height
200 mm stack (8 inch)       J  
Flange type
BS EN 1092, PN16          X X                
Cutter material Alloy steel             1  
Cutter 7-tooth, 11 mm thick               C 4          
  11-tooth, 8 mm thick               F 3          
  17-tooth Wipes Ready®, 11 mm thick               W 4          
Body material & colour Cast iron blue                   S        
Seals & gaskets material Seal cartridge and cork & rubber gaskets                     C      
Drum information Not applicable                        X X  
Drive configuration Single drive                           S
Example 10000-B100 with 13-tooth cutters Q 1 1 J 1 D 1 H 2 S C X X S

Muffin Monster motor assembly

Power Voltage Protection type Motor model code
1,5 kW gear motor 400V, 3-phase, 50 Hz IP55 QA1435BXM
2,2 kW gear motor 400V, 3-phase, 50 Hz IP55 QB1435BXM
1,5 kW TEFC 400V, 3-phase, 50 Hz IP55 for ATEX (Ex de IIC T4) QC2435B2M
1,5 kW Immersible 400V, 3-phase, 50 Hz IP68 for ATEX (Ex de IIB T4) QC3435B1M
2,2 kW TEFC 400V, 3-phase, 50 Hz IP55 for ATEX (Ex d IIC T4) QD2435B2M
2,2 kW Immersible 400V, 3-phase, 50 Hz IP68 for ATEX (Ex de IIB T4) QD1435B1M

Muffin Monster controller

Grinder motor type Model code for IP65 control panel enclosure  
  Powder coated mild steel material Stainless steel material
1.5 kW IP55 QK1P45XXX QK1S45XXX
1.5 kW IP68 QK2P45XXX QK2S45XXX
2.2 kW IP55 QL1P45XXX QL1S45XXX
2.2 kW IP68 QL2P45XXX QL2S45XXX