M20-4 2023

Compact Truck-Mounted Concrete Pump with Flexible 4-Arm-Boom for a Low Unfolding Height
We are happy to announce, that the new BSF 20-4 is available now!

The new Putzmeister M20-4 truck-mounted concrete pump comes with a complete new pedestal design and new core pumps .11H and .15iLS.

Designed for tightest spots the BSF 20-4 has the smallest support width and lowest unfolding height in the Putzmeister Portfolio. This machine can be operated where no other machine can be set up. It finds its application in halls, tunnels, renovations, or line jobs.

Can be mounted on 2-Axle or 3-Axle chassis from Mercedes or Volvo.

iSC Full-Flex - Video

Ergonic® Control System by Putzmeister

Ergonic Inside 3 - Broschure

Broschure

iSC Brochure EN

Key Features

Easier set-up with the new TRC pedestal
Stepless outrigger system - any leg position is possible
Various storage options for every configuration
ZR boom folding with 3.9m unfolding height
Eco friendly hybrid drive iONTRON as option (with 3-Axle chassis)
Latest Ergonic 3 control

Technical Details

General Information

Number of sections: 4
Boom Style: ZR
Vertical Reach: 19.8 m
Horizontal Reach: 16.3 m
Reach from Front of Truck: 13.7 m
Reach Depth: 10.4 m
Unfolding Height: 3.9 m
End Hose Length max.: 3 m
Delivery Line (DN + Pressure): 125/85 mm/bar
Support width Standard (front-rear): 3.8 m
Support width OSS (front-rear): 3.1 m
Support width iSC (front/rear): 2.6-3.8 m
Length x Width x Height: <10000x2500x<4000 mm

Configuration

Concrete Pump Cell .11 H

Material Cylinder Diameter-Stroke Length: 230/1400 mm
Output (piston side)_ 110 m³/hr
Delivery Pressure (piston side): 78 bar
Strokes (piston side): 32

Concrete Pump Cell .15 iLS

Material Cylinder Diameter-Stroke Length 250/2100 mm
Output (piston side) 150 m³/hr
Delivery Pressure (piston side) 83 bar
Strokes (piston side) 24

All data provided is based on experience and depends on the material used. Specifications subject to change without prior notice, no responsibility is taken for the correctness of this information. Other data can be obtained on request.